Tektronix 067-0883-99 Instruction Manual

COMMITTED
TO
EXCELLENCE
Tektronix, P.O. Beaverton,
Box
Inc.
500
Oregon
97077
PLEASE AT
THE REAR
CHECK
OF THIS MANUAL.
UNIVERSAL
LOAD UNIT
067
INSTRUCTION
FOR
CHANGE INFORMATION
-0883-99
MANUAL
Serial
Number
_____
First Printing Revised MAR
_
AUG 1979
1982
The
Universal
Load
Unit
non-supported
a
is
Tektronix
product.
*
Although guarantees against otherwise, of any kind arising from misinterpretation or misuse of the are subject
Copyright©
and foreign
U.S.A.
TEKTRONIX
the
change
to
1979 by Tektronix,
and TEK are registered trademarks of Tektronix,
*
material
typographical
without
TEKTRONIX
* * *
in this manual
or human errors.
notice.
Inc.,
products covered by
has been
Beaverton, Oregon.
thoroughly
Also,
*
edited and checked
Tektronix assumes no responsibility or
Printed in the
and foreign patents and/or patents pending.
U.S.
Inc.
*
material
United
*
for
in this manual. The contents of this
States of America.
*
accuracy, Tektronix,
*
makes no
Inc.,
liability, consequential
rights reserved.
All
or
manual
UNIVERSAL
LOAD
UNIT
SECTION
Introduction Description Electrical Environmental Accessories
SECTION
Front Rear Initial Operational
THE QUALIFIED NOT OPERATING
1-
GENERAL
Characteristics
2 -
OPERATION
Panel
Panel
FOLLOWING
PERFORM
Controls
Controls & Connectors
Turn
On
Notes
PERSONNEL
ANY
INSTRUCTIONS
LE
INFORMATION
Characteristics
WARNING
SERVICING
SERVICING
INSTRUCTIONS
ONLY.
UNLESS
F CONTENTS
I
ARE
FOR
USE
BY
TO
AVOID
OTHER
YOU
PERSONAL
THAN
THAT
ARE
INJURY,
CONTAINED
QUALIFIED
TO
DO IN
DO
1-1 1-1 1-1
1-3
1-5
1-5
2-1 2-1
2-4 2-7 2-7
SO.
SECTION
Block Diagram Circuit
SECTION
SECTION SECTION
APPENDIX
3 -
THEORY
Description, High Medium
Low Digital Program Board Power
4 -
Required Equipment Verification Calibration
5 -
6 -
A -
Program
Safe
Replaceable
Diagrams
Current
Current
CALIBRATION
REPLACEABLE DIAGRAMS & CIRCUIT
PROGRAMMING
Operating
OF
Description
Current
Cells
Multimeter
Supplies
Procedure
Resistor
Parts
OPERATION
Cells
Procedure
Cells
TEST & PROCEDURE
List
PARTS
BOARD
PLUG-IN
Selection
Area Curves
List
ILLUSTRATIONS
MODULE
3-1
3-1
3-4 3-4 3-4
3-5 3-5
3-8 3-8
4-1
4-1 4-2 4-4
A-1
A-2
A-10
A-13
A-18
i
2213-01
Universal
Load Unit
UNIVERSAL
LOAD
UNIT
Introduction
The
Universal provide a convenient supplies verify under Programming into
in
proper
variable
the
Load
several
voltage
load
plug-in
Unit
Description
The
Universal and one can varied The Units an
out-of-tolerance
driven,
is
used
of
the
be
set
given resistor,
module
can be programmed by
channel and
limits programmed
passive
be
concurrently by an
voltage
front
12
up
power
supports
equivalent
for
internal
or
current
panel
front to
(See Appendix A).
panel
connect active to
provide a .resistive
supply
current
load
the
ULU's
with
channel
digital
cells.
amplifier
12
two
GENERAL
Load
through
Load
the
output.
active
Unit
method
Tektronix
regulation conditions. modules
its
Unit through
loaded.
pulse
in a selected
multi-meter. condition.as LED's.
the
resistances
comparator
fixed
The
ULU
controls
As
selected,
Each
and 1
installation
The
resistors.
SECTION
(ULU)
of
that
includes
The generator
and
resistors
is
performance
instruments.
of
The
are
front
which
current
indicated
thirteen
load
active cell passive
and
circuitry.
1
INFORMATION
a bench
single ULU
is temporarily panel.
twelve up
to
through
to
provide
channel
Also,
position
and
output
each
or a constant
load
protection
channel.
of
six
select
establish
top
checking
It
may
and
multiple
used
active
thirteen
may each
by one
monitoring
active
cell
user
high
nominal
The
passive
in
any
circuitry.
testing
the
be used
conjunction
installed,
load
output
active
transient
be
displayed channel of
thirteen
CHANNEL
load
current
includes a current
All
twelve
selected
or
device
internal
to
output
one
cells
voltage channel response
is
SELECTOR
circuits
cell
voltages
or
Each
resistors
.low
current
channel
load
active
test
supplies with
at a time,
(channels)
on
the
monitored
comparator-
channel
for
programming/load
and
(13)
that
will
power
and
levels
is
testing.
Load
switch
to
each
can
a
sensing
channels
per levels tolerance
is
for
·Each programming module
in a specific
Tektronix
is
used
instrument
and
1-1
to
test
will
the
internal
be
separately
power part
supplies
numbered.
UNIVERSAL
LOAD
UNIT
1-2
@
UNIVERSAL
LOAD
UNIT
Input
less
fuse.
conforming
Load given
AC
The than
The
Cells
in
Current:
ULU
the
Power
may watts
80
power
cord NEMA
with
(Channels)
following
Channels Channels Channels
Channel
operated
be
during
is #5-15.
1, 3,4,9,10 5,6,11,12
13
Electrical
normal
detachable
(Two-pole,
Maximum
tabular
8
7'
2,
115
at
listing.
and
Characteristics
VAC
230
or
operation.
will
and
three
minimum
Max
24.A 10A 2A
1A
(48
uses
It
plug
wire
input
Fused
30A
15A
5A
HZ)
67
to
amp
a 1
into
a female
grounding).
voltages
requires
and
standard
receptacle
currents
and
Accuracy
0.5%
±
±5%
0.
±
±5% ±5%±0.5%FS
3AG
5%
are
FS FS
*
or
500
Voltage:
Channels
Channels Channels Channels Channels Channels Channels
Power
Channels Channels Channels Channel
watts
total
1,2 7,8 3,4
10
9' 5,6
'12
11
13
1,2,7,8 3,4,9, 5,6,11,12
13
input
10
power,
Max
50V
-50V 100V
-100V 160V 180V
-160V
350V
channels.
all
Trip
(Crowbar)
-55V 11
-110V
180V
none
Maximum
120W
Voltage
55V
ov
80W 80W 10W
Saturation
(minimum)
15A
@
S.2V
15A
@
S.2V
@ @
@
@ @
2A 2A
1A
S.4.5V S.4.5V S.8V
S.8V S.1V
max. max.
10A
10A
max. max. max.
Amps
max. max.
1-3
UNIVERSAL
LOAD
UNIT
1-4
UNIVERSAL
LOAD
UNIT
Operational
All.
Chop
and
Indicators: (DMM)
5 thermal
display
ULU
The
categories:
tests
Modes:
Chop Chop Chop
and
Ranges:
DMM
Accuracy:
DMM
Accuracy:
LED
has
shake,
Rate:
Cycle:
Duty
Rise/Fall
ULU
The
10
been
(limited
includes
ULU
The
96
50%
time:
includes
Out-of-Regulation
2v,2ov,2oov,2ooov
±0.1%
±5%
Environmental
tested
shock,
to
and
transportation,
0
c
o
_5-
indicating
two
Voltage
counts
± 2
deviation
verified
50°c
to
operational
two
nominal
Hz
nominal
(10%-90%)
µS
10
devices
LED's.
200A,20A,
1%
from programmed
Characteristics
operable
bench
with
instrument
modes;
a
-
Current
counts
± 6
value
the
in
handling
on).
Chop
digital
multimeter
2A
following·
abbreviated
and
individual
class
and
listed
Standard.
following
the
Mating Mating AC Packing Foam
Pad
Optional.
items:
Unprogrammed 7612D 7612D 7912AD 7912AD
Accessories
listed
Connectors Connector,
Power Cord
Box
Pad
Set
Optional
Programming Programming
Programming
Programming
for
items:
P1 P3
Accessories
Plug-in
Plug-in Plug-in
Plug-in Plug-in
Accessories
include
ULU
the
(2)
P2
&
for
Connector
&
Inst.
Inst.
ULU
the
Set
Manual
Manual
this
include
manual
(061-2213-00)
131-0097-00 131-0293-00
161-0066-00 004-0766-00 004-0281-00 004-1092-00
following
the
067-0919-99
067-0921-99 061-2214-00 067-0920-99 061-2213-00
@
1-5
UNIVERSAL
SECTION 2
OPERATION
LOAD
UNIT
FRONT
PANEL
CHANNEL
of
the
13
including:
to
indicators
and
to
the
switches
OVER of-rotation divider
in rotation supply is but Also, ULU's
under
under
remote
the
OFF
if crowbar test
CONTROLS
SELECT
channels
CURRENT
including:
External
the
AC
VOLTAGE
switch
series
increases
test.
sensed.
(detented)
the
supply
may
or
both.
to ADJUST,
Input
output
TEST that
with
the Note
Caution
under
be
Control.
other
CURRENT
Digital
Amplifier.
voltage
Control.
inserts
the
remote
magnitude
that
is
position
test
initiated
This
Universal
LIMIT,
Multimeter
available
The
(or
sense
of
'the
this
control
indicated
may does causing
13
position
Load
Unit
CHOP/SWITCH,
The
CHANNEL at
OVER
excludes)
line output
will
in
that cause not
damage
have an
an open
rotary front
switch
panel
OVER
and
OUT-OF-REGULATION
SELECT
the
RIPPLE
VOLTAGE
an
internal
of
the voltage function using
to
control
OUT
TEST
control
selected
of
only
this
the
supply
over-voltage
fuse,
damage
connects controls VOLTAGE
(+)
connector.
75K
resistive
channel.
the
selected
if
control
under
limit,
to
the
Lights
also
is
the
in
one
TEST,
an
end-
CW
output
any test.
the
supply
CURRENT push-pull the
current pulled current Note
out,
level
that channels is
set
with
in).
CURRENT push
button draw
its programmed
magnitudes
internal
ADJUST
switch
and adjust CW
rotation
(in
positive
CURRENT
7-12.
the
ADJUST
In
the
CURRENT
LIMIT
switch.
maximum
safe
current are a function
protection
Control.
dual
function;
increases
control
individual
ADJUST
Control.
Pushing
current.
and
the
of
circuitry.
The
CURRENT
potentimeter.
pushing
and
Pulling
in
disengages
CCW
channels 1 through
rotations chop mode,
potentiometer
The
CURRENT
this
setting
the
switch
The
channel
causes CURRENT of
the
number,
ADJUST
out
rotation
6)
to
are
reversed
the
transition
(with
LIMIT
control
the
LIMIT
switch
CURRENT
its
control
on
this
it.
With
decreases
the
the
push-pull
selected
overrides
ADJUST
voltage
is a combination
full for
control the
the cell
negative
level
engages
control
programmed
current.
current switch
is
a momentary
channel
to
both
control.
and
Current
its
contact
2-1
UNIVERSAL
LOAD
UNIT
HI/LOW/IND
three
a
is active
active
all
(IND)
CHOP/SWITCH
switch
the
arid
SELECT
LOAD channel position
With
CHOP/SWITCH
clock
a
at
time,
a
(located These
plug-in
position
cells
cells
enables
(S2111).
CHOP/SWITCH
then
is
of
the
rate determined
as
on
jumpers
module removed.
LOAD
set
are
are
CHOP/SWITCH
the
Control.
With
switches
set
corresponding
its
HI/LOW/IND
control
96
of
backside
the
accessible
are
SELECT
toggle
their
to
to
set
HI/LOW/IND
the
control
(S2001
its
to
LOAD
(CHOP
up
hertz,
the
by
of
Control.
switch
their
The
down, through
programmed
position) the positions
the
with
(S2110).
load
high
low
control.
CHOP/SWITCH
(SWITCH
MAX/MIN
SELECT
Chop
Load
ULU's
The
current.
load
LOAD
S2012)
high switch.
switch
the
mode
of
Select
left
HI/LOW/IND
upper
its
In
its
In
current.
control
SELECT
position)
are
low
or
in Chop performs
two programming
Toggle
side
The
is
switch
the
enabled.
current
IND
its
mode
is
two
Switches
cover
LOAD
SELECT
position
position
mid
lower
a two
in
position
position
its
indiviual
12
Each
enabled.
functions,
off
individual
value
jumpers
circuit and Programming/Load
control
(HI)
position
position
IND
the
by
the
and
Operating
one
on P2119
board).
all
(LOW)
toggle
MAX/MIN
at
the
With
mode
Chop
SELECT
switch information
value
MAX/MIN
the corresponding current CURRENT
(temporarily)
desired
the nature
current
DMM
mode
ALL
simultaneously
values.
irregardless
is control must be pushed
effect
in
value ADJUST
the
of
With
the
is
Note
P2119
selected
is
INDividual
programming during
pulling
value
DMM
(while
P2119
selected.
that of
jumpers
chopped
is
available
the
when
controls.
as
and
chopping)
jumpers
switched
all
positions
the
which
in
or
to
in
at SYNC
LOAD
resistor
SYNC
the
The
the
out
on
read
50
the
the
In
between
channels
connecting
the
only
loaded.
step enable the
output
SELECT
output
magnitude
the
percent
to
connecting
Chop
the
SYNC
switch value
CURRENT
DMM
the
be
All
their
high
are
their
of
pins
channel
Note
chopping
output
in
is
for
(in
high
TTL
this
of
ADJUST
CURRENT
in
cycle
duty
average
pins
mode
high
at
respective
to
2 and
to
1
selected
that
action. connector.
BNC
low
TTL
a
that
plug-in
the
state
value
switch
mode. Note
of
of
3
to
2
active
all and low programmed once and
4
by
CURRENT
the
Chopper
state
channel
module).
that
is
can be
adjusting
and
chopper
the
two
the
channels
then
to
all
and 5
MAX/MIN
The is
(cell)
that
switched
switches.
the
5, the
cell
that
set set
cause
the
5,
current
low
are
INDividual CHANNEL ADJUST state
current
by
set
the
and
cell
The
the
by by
to
it
averaging
the
the
levels.
Chop
once
at
2-2
UNIVERSAL
LOAD
UNIT
Universal
The
instrument chopped circuits. concurrently
switches
high
and switches.
toggle to
current).
"V" for
at
MAX/MIN
(S2001
low
or
HI/LOW/IND
the
VOLTAGE/CURRENT
switch
select
illuminated
is
CURRENT
the
power
once
Damage
chopped.
Switch
load
located
type
the
switch
Each
Load
supplies
without
occur
may
Array.
through
current
LOAD
Control.
to
measurement
of
position
for
position.
includes
Unit
that
activating
to
The
S2012).
each
for
SELECT
right
the
VOLTAGE
the
cannot
some
MAX/MIN
These
active
switch
The
displayed
monitored
is
two chop modes
tolerate their power
of
switch
internal
supplies
Switch
switches
channel.
will
VOLTAGE/CURRENT
the
all
Array
are
override
Digital
the
on
by a
position
when
Both
Multimeter.
corresponding
accomodate
to
their
fault
used
Multimeter
and
outputs
or
all
consists
to
the
individual
the
control
'I'
being
protection
outputs
SPST
of
select
CHOP
is
is
either
ALL
two
a
is
It (voltage
LED
illuminated
those
are
toggle
(mode)
MAX/MIN
position
used
or
indicator.
DIGITAL
numerical
used
is current
of light
supply acceptance establish
for
female connector
decreased
or corresponds
cells load
12, a
current.
to on a
OUT-OF-REGULATION
red
13
per
voltage
supplies
the
EXTernal
connector.
through
1
current
negative
MULTI-HETER.
display
indicate
lights
channel
limits.
the
causes
to
indicator
selected
mounted
and
associated
proper
to
INput
Applying a
the
proportion
in
approximately
6,
while
voltage
polarity
the
channei.
Indicators.
in
when
Selected
comparison
monitored.
be
Connector.
current
positive
a
negative
a
increases
Digital
The
a
with
and
group
a
illuminated,
that
with
resistors
voltages
EXTernal INput
voltage
the
in
applied
the
to
percent
100
voltage voltage
and a
Multi-Meter
four
and a
numerical
The
the
on
each
channel
on
and
the
to
selected
of
increases
decreases
positive
(DMM)
digit
half
value
OUT-OF-REGULATION,
upper
indicates
has
program
the
the
center
channel
voltage.
rated
voltage
of
front
deviated
board
allowable
designates
conductor
ten
A
channel
absolute
the
For
it.
is
readout.
DC
panel.
that
fom
(1-12)
volt
current.
cells decreases
auto-ranging,
an
voltage
indicators
There
particular
the
programmed
the
used
are
tolerance
front
a
this
of
be
to
level
value
through
7
DMM
The
or
consist
one
is
to
margins
panel
increased
For of
the
BNC
the
load
2-3
UNIVERSAL
LOAD
UNIT
RIPPLE
female
BNC coupled
connector's the
that TTL when
REAR
switch
(via
power
SYNC
used
is
loads
the
PANEL
POWER
used
OUT
connectors.
the
center
supply
Connector.
output
to
is
and
operated
is
ULU
CONTROLS
SWITCH.
apply
to
&
(+)
The
selected
conductor
under
used
test.
SYNC
TTL
to
AND
The
or
Connectors.
(-)
connector's
(+)
channel)
(shell)
designates
level
provide
chop mode.
in
CONNECTORS
POWER
remove
SWITCH
AC
the
to
is
a
signals.
oscilloscope
an
is
power.
RIPPLE
power
connected
front
The
two-position
a
OUT
center
panel
SYNC
designates
conductor
supply
return
to
BNC
output
external
is
under
(ON-OFF)
test.
(ground)
female
can trigger
front
two
capacitively
The
of
connector
drive
standard
signal
rocker
panel
(-)
230V-115V
slider
standard
and
input
designates
12. These (Amphenol
Tables
switch
FUSE/FUSEHOLDER.
designed
is
Pl
connector
1-1 and
SWITCH.
used
fuse.
NEGATIVE/P2
the 32-pin P/N
to
fuseholder
The
for
for
voltage/current
male
26-190-32).
1-2.
The
select
The
type
3AG
POSITIVE
positive
connectors
Pin/function
230V-115V
input
AC
is
fuses.
channels
AC
power
located
CONNECTORS.
input
mate
switch
voltage.
fuse
for
just
(cells)
connector
with
Tektronix
lists
is
the
above
POSITIVE
P2
through
1
for
for
two-position,
a
a 1
is
ULU
AC
the
is
6.
negative
P/N 131-0097-00
P2
and
P1
flush
amp/250
power
the
P1
are
receptacle
voltage/current
NEGATIVE
cells
7
given
mounted
volt
through
in
2-4
UNIVERSAL
LOAD
UNIT
Table
Pins
1,2,3,4,5
6,7,8,9,10
12
11'
14
13' 15
16
17, 18,
19,20,21 22,23,24,25,26 27,28
29,30 31 32
2-1.
P1
NEGATIVE
Function
Channel Channel Channel Channel Channel Channel Channel
Channel Channel Channel Channel
Channel
Pin/Function
high
7,
high
8'
med
9,
10'
'
11
12, low
high
7,
high
8,
med
9,
10'
'
11 12, low
med
low
med
low
I I
I
I I -
I -
I I
I -
I I I -
-
-
-
-
-
-
-
-
List
return
return
return
Table
Pins
1,2,3,4,5
6,7,8,9,10
12
'
11
14
13' 15 16
21
20'
19'
18'
17'
22,23,24,25,26 27,28 29,30 31
32
2-2.
POSITIVE
P2
Pin/Function
Function
Channel Channel Channel Channel Channel Channel Channel Channel Channel Channel Channel Channel
1 ' 2,
3, 4'
5, 6,
1 '
2, 3,
4, 5,
6'
high
high med med
low I
low
high
high
med
med
low low
I I
I
I
I I I
I I
+
+ + +
I I
+
+ + +
List
+ +
return
+
return
+
return return return return
2-5
SENSE
P3
P3
input
connector Tektronix shown
in
SENSE
PIN
Table
remote
the
is
cell
for
131-0293-00,
2-3~
UNIVERSAL
sense
This
13. Amphenol
LOAD
connector
P/N
female
57-30360.
36-pin
UNIT
for
cells
all connector
pin/function
A
is
and
mates
the
with
list
power
is
Table
Pin
2 3
4 5
6 7
8
9 10 11 12 13 14 15 16 17 18
1
19
1
20
1
21
1
22
1
23
1
24
1
25
1
26
21*
2a* 29* 30* 31 32 33
34 35
36
2-3.
Voltage Voltage
Voltage Voltage Voltage Voltage Voltage Voltage Voltage Voltage Voltage Voltage Channel Not Used Not Used
interlock
Fan
Used
Not
Used
Not Voltage Voltage Voltage Voltage
Voltage Voltage Voltage Voltage Voltage Voltage Voltage Voltage Channel Not Used
Used
Not
interlock
Fan Voltage Voltage
P3
Function
remote remote remote remote remote remote remote remote remote remote remote remote
(Passive
13
remote remote remote remote remote remote remote remote remote remote remote remote
(passive
13
sense sense
SENSE
sense, sense, sense, sense, sense, sense, sense, sense, sense, sense, sense, sense,
jumper
sense, sense, sense, sense, sense, sense, sense, sense, sense, sense, sense, sense,
jumper
return
return
Pin/Function
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
Channel
high,
high
HV)
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
Channel
low,
return
HV)
all
common common
to to
all
List
2 3
4 5 6 7
8 9
10 11 12
2
3
4 5
6
7
8
9
10 11 12
channels channels
1
Not
currently
used
2-6
UNIVERSAL
LOAD
UNIT
SENSE
P3
When
the cabinet.
electrical
exhaust
When
continuously
also
connection
are
fans
these
whenever
P3-16
whenever
programmed
is
maximum
high
watts
96 any medium
for cooling temperature before
provides
controlled
pins
2
the
and·P3-34
one
power
current
(80%
watts
64
fans
the
interlock
made
is
by a
not
are
turned
is
ULU
NOTE
must
more)
(or
80%
to rating;
120W)
low
are
current
X
cells
X
or
(80%
running
overstresses
cycle
fans
capability
between
pin
thermal
connected,
on.
connected
be
not
active
or
i.e.,
more
of
whenever any
programmed
more,
or
cell
more. With
or
BOW)
continuously,
which might
will
on,
for
and
16
switch
both
cell
load
its
for whenever
or
programmed
is
peak
avoided.
be
both
pin
internal
exhaust
the
occur
exhaust
of
34
to
fans
fans. P3 the will
SENSE,
ULU
run
the
1.
2.
3.
4.
power
Turn
The to
The
installed.
All
A
Initial
Before
voltage
properly
the
Operational
When
1.
current
levels.
On
applied
power
be
AC
rear
is
120-230
used.
line
panel
VAC
fuse
Programming supplies
in
Notes
testing
to
switch
the
is
cables
Plug-in
specific
a
Tektronix
ULU.
the
the
on
correct
securely
are
module
instrument
7912AD
verify
panel
rear
value
connected.
configured
has
power
supplies,
that:
(1
to been
set
is
amp.
program
match
to
std.)
is
the
installed.
not
do
intact
ULU
chop
the
to
high
line
and
test
with
@
CAUTION
2. side
its
Hazardous
-
covers
removed.
voltages
2-7
are
present
when
the
ULU
operated
is
UNIVERSAL
LOAD
UNIT
A
simplified
Fig.
3-1.
connected
When
the
rear between the ULU cells. fixed
its CHANNEL controls
The
resistors
The
diagram
to
ULU
the
output
panel
output
SELECT
and
thirteenth
THEORY
Block
block
controls
connectors
and one switch.
output
between ground and
diagram
illustrates
from a power
monitoring
switch
and
indicators.
P1,
P2
or
more
This
position
Diagram
SECTION
OF
OPERATION
of
the
as
typical
supply
and P3,
of
the
thirteen
circuits
connects
the
3
Description
Universal
one
under continuity
position
power
active
to
supply
test
each
one
Load of
the
has can
cells
wafer
of
or
under
Unit
twelve
been be
within
switch
the
two
is
shown
active
connected
established
the
connects
twelve user test.
selected,
in
cells
ULU
via
active
to·
The
and
current
referenced.
Channel
2
1 '
4
3,
6
5,
8
7,
10
9,
12
11
'
13
*
or
500
active
handling
watts
channels
capability
Maximum Voltage
50
v
100
v v
150
50
v
100 v 150
v
350 v
total
input
are
power,
divided
as
Table
Maximum Current
24
10
2 A
24
10
2 A
all
into
shown
A A
A A
channels
3-1
six
in
groups
Table
Maximum Power
120
W*
80
W*
80
W*
120
W*
Bo
W*
80
W*
10
w
3-1.
of
All
two by
cells
Polarity
polarity
are
+ + +
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-
-
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ground
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DIAGRAM
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SUPPLY
LOW
SENSE
LOW
UNIVERSAL
LOAD
UNIT
Outputs connectors resistors
other
the
altered
If
limits, indicated
load
that
The
to
up
EXTernal INput
(See
Voltage displayed measurement
When chop mode, between resistors) control. output oscilloscope. toggle
in input
by
the this
by
cell.
current
plus
on
the
its
The
BNC
between
the
of
P2
and
P1
Programming
the
a
of
other
output
or
at
the
preset
and
connector
ULU
voltage
condition
illumination
the
magnitude
minus
current
or
digital
the
front
two
Load (Chop)
Step
control
value
that
toggling
Alternatively,
their
power
cell's controls.
10
connector
value
and
programmed min-max
supply
one
to
detected
is
volts
from
multimeter.
panel
current
(set
induced
rate,
may
current
being
may
96
under
inputs
the
of
Plug-in
tested
by a window
the
of
varied
be
the
to
de
description
power
the
jacks
Generator
input
the
by
by
is
Hz
be used
chop-all
the
routed
are
test
active
an
of
Module
amplifier.
Out-Of-Regulation
front
supply Power RIPPLE
to programming the available to
determine
deviates
applying
by
panel
Section
in
supply
OUT
activated
is
selected
the
setting
trigger
mode
values.
This
beyond
comparator
under
ripple and
+
plug-in
of
the
at
the
causes
through load
the
current
indicator
voltage
a
connector
BNC
2.)
test
RIPPLE
in
load
the
front
time
all
rear
cell.
current
level
predetermined
circuit
can be
available
is
OUT
individual
the
cell
selectable
CURRENT
panel
base
active
Selected fed can be
and
(LED)
level
EXT
alternatively
-.
toggled
is
ADJUST
SYNC
an
of
cells
panel
to
for
of IN.
for
external
to
3-3
UNIVERSAL
LOAD
UNIT
High
have typical
to three current positive
(four input
both
provides a voltage approximation volts.)
Current
Each
identically
high
drive a voltage
parallel
(Ip)
input terminal, of
the
second
A current
Cells
of
the
current
sets
develops a control
of
.03
op-amp.
operational
through
to a constant
four
high
structured
cell
follower
of
current
the
op-amp.
ohm)
the
derated
CIRCUIT
current
circuits
includes a current
transistor
The
Kelvin
amplifier
cell
and
current
power
DESCRIPTION
cells
as
gain
transistor
voltage
average
sense
connected
voltage
limit.
curve
that
resistors
with
(1
and 2
illustrated
amplifier
provides
stages.
across
voltage
a 249-ohm
as a comparator across (This
derating
break
positive,
on
the
developed
is
fed back
it.
This
points
7 and 8
diagram
(op-amp)
base
The
programming
resistor
across to
comparator
is
a two segment
at
5.1 and
negative)
connected
drive
the
monitors
for
on
three
inverting
A
the
then
16
A
30
amp
fuse nominal provide
Medium
are negative a
FET connected voltage a 6.2K-ohm
a
lower
develops a control
positive
.01
input
Current
As
of
similar
input
ohm,
op-amp.
trip
point
circuit
illustrated
construction
(9 and
operational
darlington
to
be
divided
divider
voltage
input Kelvin
of
protection
10).
(approximately
sense
and of
Ce1ls
on
resistor
voltage
the
SCR
crowbar
57
volts.
in
diagram
with
The
input
amplifier.
transistors.
across
op-amp. resistor
the
allow
across
provide
The
same
the
event
<rY'
two
stage
This
The
transistors.
the
4.5
volts).
a 100-ohm
The
voltage
is
fed
over-voltage
fuse
of
each positive for a typical
op-amp
series
medium
back
and a
polarity
of
the
channels
drives a set
connection
Three
current
The
programming
resistor
developed
to
the
protection diode reversal.
four
medium
(3 and 4) and two
medium
diodes
cells
across a four
inverting
current
allows
(R317
(CR103
current
of
series the
in
series
to
operate current typical)
input
with
typical)
cells
cell
terminal,
of
is
applied
with
at
(Ip)
on
the
the
a
3-4
Connected derated constant
limit.
power
a
as The curve
UNIVERSAL
comparator,
derating
with
break
LOAD
a second op-amp
a two segment
curve
is
points
at
UNIT
and
10
provides
approximation
volts.
30
voltage-current
a
to
a
The
the
blow
ground
to
Current
Low
shown on diagram
As
12
and
11 operational
monolithic
applied
15K-ohm
a
to
control
a
positive .1
op-amp.
to
maximum
linear senses
voltage
operate
Kelvin
ohm)
A second
provide
current derating only
voltage
over
fuse.
amp
15
fuse
one
at
Cells
negative)
amplifier
transistor
across
resistor
approximately
at
voltage
input
of
sense
operational
voltage/current
a
range of
voltages
SCR Reverse terminal
are
drives
sets.
across
across
op-amp.
the
resistor
of
current
above
crowbar
~'
similar
both
the
the
amplifier
the
with 51
will
polarity
(CR303
four
the
the
to
series
two
series
The transistor
transistor
volts.
4.5 200-ohm
voltage
The
routed
is
derating
current
low
voltage
volts.
trip protection
typical).
low
medium
connected,
connection
sets.
sets
Programming
input
functions
limit.
resistor
developed
the
to
channels
used.
is
approximately
at
is
current
current
zener
A
allow
inverting
as
Due
cells
power
serves
the
current
(R512
across
protective
a
the
to
(0.2
The
provided
(5 and 6
cells.
darlington,
divide
to
diode
protection
in
current
low
(Ip)
typical)
a
input
relatively
2.0
to
volts
111
by a
An
(four
comparator
amps)
diode
positive,
input
the
series
of
with
cells
develops
on
terminal,
the
small
only
comparator
and
the
The
amp
5
the
adjacent
Digital
The sub-circuits:
four
display
the
over-voltage
fuse.
diode
Reverse
(CR504
Multimeter
Digital
circuit
Multimeter
crowbar
SCR
polarity
typical).
auto-ranging
an
and a
crystal
will
protection
function
controlled
trip
diagrammed
attenuator,
3-5
volts
161
at
given
is
on<Y
analog-to-digital
oscillator.
by
nominal and open
and an
fuse
the
can be
divided
converter,
into
UNIVERSAL
LOAD
UNIT
Auto-Ranging
analog harmonica
R4004
Input
from K4002, K4003, form an
outputs condition
over
An
D3
or
detected
is Outputs OR'ed by pulses
four
amplifiers
input
Once
an
range
strobe
from
for
relay
during
under
is
U4011A
U4012 coils to
Attenuator
signals
K4004 attenuator.
each measurement range
indicated
condition
interval
U4009A
by
these
to
are
(K4002
auto-range
to
connector
K4005
and
an
or by a
is
during
(or
while detectors generate
to
fed
through
the
displayed
be
P4002
are
via
connected
cycle,
both range
clock
range from
by a
an
signal
intervals).
R-S
over
pulse
indicated
over
drive a Decade Decoder
K4005)
input
attenuator.
are
S4001D.
U4003
signal
13
pin
pulse
detected
is
flip-flop
for U4013.
four
via
input
The
segments
the
to
(part
from
during
from
The
by
range
Outputs
corresponding
resistor
to
relay
the
of
13.
pin
D1
the
13
pin
under U4009C
U4009B/D
counter
from
network
contacts
R4004
of
A-to-D
under
An strobe
during
range
Q4005/Q4006.
via
are
and U4012.
U4013
buffer
of
to
converter)
range
interval.
D2
the
condition
also
Clocking
drive
Analog-to-Digital
analog-to-digital
The
and
by a
U4001
(pins
auto
control pins on
DMM
each display
four
contains
15
zero
1,
U4004,
Display
The with
segment Q4014.
provided
is
sign
the
strobe
five
and 1)
buffer
circuitry
13, 16,
2,
the
DMM
its
driven
is lines
Q4014
on
bit
intervals
Display
is
strobe.
Converter
one-half
the
digit
analog
integrator
filter
and
U4001.
for
and
17
Seven Segment
consists
decimal
own
the
lines
X-Y BCD on by
from
by an
from
turned
six
These
with
conversion
converter
circuitry
(pins
9 and 11)
(pins
U4003
Binary
and
18
Decoder IC.
four,
of
point
indicator,
matrix.
decoder
U4021
U4003
lines
six
D5
and
S
process
consisting
including
comparator
13).
and
12
also
provides Coded
seven
and one
information
X U4004 and a
and one logic
consisting
sequentially
are
(U4003-13 and
input
of
of switched
the
U4003
digit
Decimal
segment
+1
is
decimal
decoder
five
of
-16)
signals
U4001
IC's
(pins
provides
strobe
data
display
LED
display.
LED
provided
point circuit. digit
pulsed
concurrent.
is
and
input
and 14) and
11
the
pulses four
to
by
line
Y
strobes
one
in
completed
U4003.
buffer
digital
from
pins
units,
LED
The
seven
from
information
and
of
3-6
UNIVERSAL
LOAD
UNIT
Crystal
unit oscillator. Clock
Q4004
by
Step
a low toggle description
the
of
false
Q4024
of output directly Panel stages SYNC.
DMOS
of by S4067, and
set
is
Controlled
circuits
IC Y4001
IC
Generator
The
frequency
the
DMM
DMM
The
from
board
Q4017
The
switch
buffer/driver
the
to
U4002B,
associated
and
operating
Its
U4008.
and
Step
indications.
divide
which
and one
second
the
CHOP
The
applied
(Chop)
square
current
Section
in
clock
by
in
U4019
(9.
and
Q4021
CURRENT
(refer
to
via
The
Q4020,
circuit,
Oscillator
+10
as
Generator
wave. In
the
of
ensure
output
100
drives
turn drives
the first
with
ADJUST circuit to
and D
C
circuit frequency,
output
clock
a
power
The
1). that
two Chop
amplifier
provides
consisting
+12V
a
diagram
operate
components
U4008
of
input
circuit
Chop supply
Step
of decade
separate
Individual/Chop
switch.
is
Generator
generator
U4008
output
an
-12V
to
applied
in
2.4576 (pins
U4003-8.
to
illustrated
mode,
under
is
counter
transistor
circuit,
Q4018
of
square
Note
only
(9).
conjunction
form a
to
applied
is
MHz
3 and 12)
on
square
this
test
induced
transformer
U4019.
to
that
(see
operated
is
transients
amplifier
jumper (P2119 on Lower
All consisting
front
the
Q4019,
and
wave.
+5VB
the
when
the
with
crystal
to
level
is
diagram
wave CHOP/SWITCH
coupled 96
A
Q4021
CHOP/SWITCH
is
at
square
Hz
circuits;
buffer/driver
of
panel
drives
is
supply
quartz
pin
(S>
sub-harmonic
a
do
to
BNC
paralled to
crystal
controlled
of
4
shifted
generates
to
used
Control
cause
not
base
the
wave
one
connector
gate
the
U4019
control
External
Electrical
External
the
to input, associated class virtual The determined in via
transconductance
amplifiers.
B
ground
op-amp
appropriate
the
CHANNEL
the
Input
components. Both
then by
.Amplifier
signals
Input
A
the
at
forces
input
signal
transistor
SELECT
(buffer)
signal inverting
a
switch.
applied
amplifier.
amplifier
Q4022
applied
voltage
polarity.
which
the
to
comprises and
to
input
swing
This
is
3-7
front
Q4023
of
across
routed
panel
Diagrammed on
U4020, Q4022, are
R4071
operational
voltage
jack
connected
causes
emitter
swing
the
to
IN
EXT
(S>,
Q4023
to
current
a amplifier
R4077
input
or
causes
of
are
this
operate
1
and
flow
U4024-2.
R4079
current
a
load
a
routed
megohm
as
into
as
cell
UNIVERSAL
LOAD
UNIT
Program
The
circuits,
active
Each RDES' specific
input current current cell a power
current volts RpL supply resistor).
and
RFH
voltage
then
RpH
to
are
Board
program
one
cell
RcoMP)
power
and
RFL
and into
draws a
resistor.
and
source
appear
chosen
(where
board
each
for
includes that
supply.
designate
RFL
the
and
equals
cell
the
current
designate
RpL
transistors.
across
provide
to
equals
RpH
shown on
twelve
of
six selected
are
the
input
low
the
is
that
proportional
the
emitter
its
a
the
diagram
active
programming
to
resistors
typical
a
to
current
proportional
emitter
conducting,
When
resistor.
constant
high
current
0
cells
resistors
facilitate
that cell
resistor).
the
to
resistors
current
and
includes
and one
are
(where
the
to
applied
each Resistor load
RPL
thirteen
passive
equals
RFH
voltage.
voltage
switched
two
values
specific
a
the
RFH'
(RFL'
operational
installed
These feed a applied
for
transistor
for
equals
separate circuit.
RPL'
tests
between
the
control
acts
and
constant
causes
RpH
for
power current
low
RPH'
for
the
high
The
10
and
a
as
RcoMP
upper
the
standard
a
to
limits.
RDES
used
be
may
Power
schematic filter the T3001. voltage supplies Digital throughout
Supplies
The
assembly
110/220
T3001
to
Multimeter.
(comparison)
a
half
power
of
determine
to
(desensitizing)
desensitize
to
supplies
diagrams~
LF3001, SELECTOR
VAC
includes
three
+12VA,
the
rectifier
-12VA
ULU.
designates
voltage
divider.
if
designates
or
used
and~·
line
the
switch
three
and
The
secondary
circuits +5VA supplies
B
the
broaden
in
the
fuse
to
are
resistor
a
The
applied
resistor
a
the
Universal
Input
F3001,
primaries
the
windings
yielding
used
(+12VB,
each
in
Load is
the
6
-12VB
of
in
supplied POWER
of that separate
and
output
voltage
comparator
power
exclusively
this
within
is
each
circuit
Unit
power provide
for
+5VB)
cell
that
divider
active
are
through
SWITCH
transformer
voltages.
the
are
supplies
compared
is
prescribed
cell
"window".
shown on
S3001
stepped
front
distributed
that
ac
and
down Floating panel
line
3-8
@
UNIVERSAL
LOAD
UNIT
CR3002 +12VA base
-12VA Q3007 for
become potentiometers.
-12VB, voltage supply and is
4,
and
voltage
supply and
both
CR3003
CR3001
+5VB
is
pass
used
An
Calibration.
developes
the
pass
the
and
the
+5VA
developes and
for
pass
regulated
transistor
to
adjust
adjustment
-12VA
for
pass
is
regulated
transistor
+12VA
CR3004 supply.
-12VB transistor
the
+21
VDC
output
transistor
by
Q3008.
and
-12VA
develop
Neither
+21
VDC
supplies.
by
U3003
Q3004.
-12VB
procedure
and -21
to
the
U3005
supplies.
a de
the
and -21
Voltage
Q3001
operating
R3005
supply.
for
DMM
Q3005
operating
R3018
voltage
+5VA
VDC
to
regulate
is
used
ULU
power
VDC
that
Voltage
to
regulate
is
used
that
or
-5VB
that
regulator
in
conjunction
to
adjust
supplies
are
regulated
regulator
the
in
conjunction
to
adjust
is
supplies
are
regulated
U3003
the
+12VB
the
U3004
+12VA
the
regulated
have
sets supply.
with
Q3002,
+12VB
is
included
to
become
sets
supply.
with
Q3006,
output
by
U3006
adjustment
to
become
the
base
The
supply.
in
the
the
The
voltage
to
the
-12VB
Q3003
R3010
Section
Power
The with follows:
the
F3002
F3003
F3004
F3005
F3006
Exhaust
As FM3002
The
rear
both
and -34 AC 2-3
path
power
fans.
for
in
Supply
ULU side
protects
Fans
shown
is
via
panel
When
the
are
is
Section
Fuses
power
covers
on
schematic~'
four
connector
a jumper
coil
not
connected,
applied
2.)
supply
removed. Fuse numbers and
the
pins
of
K3002
to
includes
+12VB
-12VB +12VA
-5VA
-12VA
of
P3 is
the
and
+5VB supply supply
supply
supply
AC
J8 and
SENSE
installed is the Universal
through
also
completed
exhaust
five,
power
between P3-16 and
Load
1
amp
supplies
to
both
two
provides
to
thermal
fans
will
Unit.
fuses associated
sets
interlock
(See
that
exhaust
of
switch
run
continuously note
are supplies
fans
contacts
capability
P3-34,
S3002.
preceding
accessable
are
FM3001
in
the
When
and
K3002.
for
current
P3-16
whenever
Table
as
3-9
UNIVERSAL
LOAD
UNIT
The
first
Unit
procedure
Unit calibration.
Description
Digital
one, a verification
(U.L.U.)
The or
to
Multimeter
Voltage
following
used
following
verify
accuracy: 5 1/2
is
in
to
procedure
align
equipment
that
(DMM)
CALIBRATION
consists
test
calibration.
the
U.L.U.
REQUIRED
is
it
is
operational
digit
SECTION
4
TEST & PROCEDURE
of
two
is
performed
The
second
to part
EQUIPMENT
required
- 0.02%
to
calibrate
without
self-contained
see
if
the
is
an
actual
LIST
the
performing a full
Suggestion
Fluke 3875A,
HP
3490A,
parts.
Universal
calibration
Universal
or
or
equivalent
In
Load
Load
the
Digital
Current
Variable
Must at
32
Pin
Must rear
36
Pin
Must
improved
Multimeter
accuracy: 4 1/2
regulated
float
1 ampere.
Female
Male
Connector
fit
P1
panel
Connector -Optional
fit
P3
signal
(DMM)
DC
power
and
produce
NEGATIVE
connectors
SENSE
Caution potentials at cooling and
rear
access
the
the
digit
supply up
and
panel
should
are
power
fans, relay
- 0.3%
to
20
volts
P2
POSITIVE
connector
CAUTION
be used wherever present.
switch
the for
and power turning
line
120
VAC
is line transformer
the
fuse,
fans
TEK
DM501A
or
equivalent
TEK
PS503A,
TEK
131-0097-00 ·
(Amphenol,
TEK
131-0293-00
(Amphenol, 57-30360)
present
the
primary,
on.
or
DM502,
or
equivalent
26-190-32)
4-1
UNIVERSAL
LOAD
UNIT
Introduction
following
The
calibration
and
Calibration
the in
which
they
Procedure
Set
1. Test
POWER
SUPPLY
of Procedures
are
Up:
Up
Set
procedure
Universal
the
given.
test
The
diagram,
VERIFICATION
designed
is
Load
which
equipment shown
follow
Figure
(Amps)
4-1.
DMM
DMM
(Volts)
PROCEDURE
verify
to
Unit
(U.L.U.).
should
in
or
be
the
P1
P2
P3
overall
the
this
If
performed
Verification
*
UNIVERSAL
LOAD
UNIT
*
operability
test
the
in
fails,
order
2.
Refer
for
each
the
of
Fig.
To:
Jack the
4-1.
Table
and
Verification
4-1,
Pin
CHANNEL
Verification
numbers
SELECT
Test
the
of
positions.
*See tables
Set-up
Test,
inputs
specific pins
for
associated
with
4-2
UNIVERSAL
LOAD
UNIT
Channel
2
3
4
5
6
7
8
9
10
11 12 13
Apply
Floating
Between:
(+)
P2-3
P2-8 P2-11 P2-27 P2-13 P2-15 P2-16
P1-19 P1-3 P1-24 P1-8 P1-27 P1-29 P1-13 P1-31 P1-32 P3-13 P3-31
Table
P2-19 P2-24
P2-29 P2-31
P2-32
P1-11
P1-15 P1-16
4-1,
(-)
Verification
10
VDC
Test
Measure Voltage
P3-1 P3-2 P3-3 P3-4 P3-5 P3-6 P3-7
P3-8 P3-9 P3-10 P3-11 P3-12 P3-13
Difference
I
amp
1
(@
02
to to to to
-0.02
-0.02
-0.02
-0.
-0.015
-0.015
.02
to to to to
-0.02
-0
-0.02
-0.02
-0.015
-0.015 applicable)
(Not
only)
0.
0.
0.035A +0.035A
+0.015A
to
+0.015A
to
+0.
0.
0.035A
0.035A +0.015A
to
+0.015A
to
4
H
130A 130A
130A
130A
*
With
**
Difference
I
NOTE: for
respect
Difference
V
channels.
all
Connect:
3. Tek and
(Amphenol facilitate
Set:
4.
230V/115V
OVER
CHOP/SWITCH CURRENT
both
(i.e.,
Power
P3-35
to
Int.
I
=
V
=
female
A
131-0097-00)
disconnect
57-30360,
connecting
Universal
The
switch
VOLTAGE
TEST
control
ADJUST
both
and markings
ON.
COARSE
Switch
common
a
as
- I
DMM
Int.DMM
pin
32
the
to
test
the
Tek
test
Load
the
to
control
in
push-pull
controls
FINE
at
return
DMM
Ext.
- V
Ext.
DMM
connector
indicated
leads.
Also
131-0293-00)
leads.
Unit
controls
appropriate
CCW,
SWITCH
switch
in
(down)
in,
set
of
top
the
connection.
~Above
±0.012
~
(Amphenol
Jacks
to
connect
the
to
follows:
as
position,
detent,
OFF
position,
rotation
mid
at
rotation),
Tabulated
VDC
26-190-32,
make
it
a male
SENSE
P3
and
Values.
easier
pin
36
connector
the
connect
to
connector
to
4-3
UNIVERSAL
LOAD
UNIT
Note:
The
positions
consequence.
5.
Turn
as
measured by
6.
(Before
push
Adjust:
measured on
7.
(For
to
those positions CHANNEL external readings
8.
(After
(before
the
CURRENT
and
the
Remove
any Program
of
On: The power
the
each
pull
The
each
on
SELECT
each
it
COARSE
measurement)
switch.
CURRENT
the
external
measurement)
the
external
of
the
VOLTAGE/CURRENT
switch. (voltage) should
be
measurement)
is
disconnected
ADJUST
and
the
HI/LOW/IND
supply
external
ADJUST
DMM
the
push-pull FINE
Plug-in
and
DMM.
Pull
control
(series)
which
and
adjust
Out:
Compare: The
meters,
The
U.L.U. reading values
in switch,
to
indicated
Reset:
and
moved
switch
controls
both
MAX/MIN
it
The
for
DMM.
both
Panel within
The
to
to
its
to
may
be
installed.
controls
for
10.0±0.1
Current
1.00±0.05
readings
the
"Voltage"
for
positions
Meter
±0.012
in
external
the
their
should
the
Verification
next
"in"
mid-rotation
are
VDC
Adjust
Amps
on
the
agree
VDC.
The
power
channel),
position,
of
as
U.L.U.
and
"Current"
1
thru
with
current
supply
no
Panel
12
of
the
Test
position.
to
Table.
OFF,
DMM
the
Set
Up
1. Remove: The
2.
Set:
position
3.
Use:
Power
specified
Refer:
which
The
Pin
Supply
To
are
U.L.U.'s
LINE
SELECT
and
the
probes
Calibration,
plugs
Figure
called
CALIBRATION
1.
Power
side
switch
POWER
to
and
out
reach
pins.
4-2
in
switch
the
for
Table
PROCEDURE
Supply
covers
(on
to
signals
entering
the
locations
4-2.
and any
the
back)
the
"On"
called
from
plug-in.
to
position.
out
the
rear
of
the
the
appropriate
in
of
plugs
Table
the
and
4-2,
pots
4-4
UNIVERSAL
LOAD
UNIT
J2
R3018
J6
Fig.
4-2.
R3010
Power
Supply
R3005
J11
Board.
Supply
On
Measure
P6-3 and
P6-1
P2-1
Supply
On
A:
between
P6-2
and P6-2
and P6-2
B:
Measure
P 11-1 and P 11-2
11-3 and P 11-2
P
Table
4-2,
Power
Required
+11.9
-11.9
+4.8
to
to
to
+5.2
Required
+12.000VDC
-12.000
VDC
Supply
Voltage
+12.1
-12.1
VDC
Voltage
VDC
VDC
Calibration
Adjust
R3018
Note:
R3018
Adjust
R3005
R3010
Compromise
both
w/
attain
to
R3018
and P11-2 +4.8
P2-2
to
+5.2
4-5
VDC
UNIVERSAL
LOAD
UNIT
Calibration
Set:
1. the SELECT
Verify:
Loosen:
2. U.L.U. removed Power
Tilt:
to
Refer:
and
Short:
3.
Adjust:
panel
procedure
VOLTAGE/CURRENT
The
CHOP/SWITCH
switch
That
four
The
Assembly
DMM
first
Supply
The
following
the
adjustment
meter.
Calibration
U.L.U.
Figure
To
P4002-1 and
R4022
Digital
2.
switch
position
to
"Voltage"
the
screws
in
gain
to
DMM
measurement
4-3
points.
P4002-4
(Voffset)
Multimeter
switch
the
to
"13".
LED
(through
place.
access,
Procedure.)
Assembly
the
for
together
for
to
"Switch"
is
the
(The
were
out
points.
locations
reading
a
Board
"Voltage"
the
position,
illuminated.
sides)
covers,
side taken
and
off
down
of
firmly.
0.0000
of
the
position,
the
and
which
as
to
hold
which must be
of
part
allow
following
on
VDC
CHANNEL
the
the
access
measurement
the
Re•ove·:
4.
Apply: Adjust
DMM
Apply:
5.
Verify:
to
Readjust
this
Apply:
6.
Verify:
it within
+1.70±0.01
:
within
to
-1.70±0.001
within
value
17
should,
. 1
0
short
The
4016
R
±0.0001
That
the
±0.0002
(if
and
VDC,
the
That
and
% •
between
across
VDC
to
ma.ke
U.L.U.
the
VDC.
VDC
VDC.
necessary):
requirement
the
20.00
and
decimal
the
that
P4002-1 and
P4002-1(+)
L.
U.
P4002-1 and
to
meter
R4022
to
VDC
point
U.L.U.
DMM
U.
agrees
for
Step
of
the
shifts
and
DMM
P4002-4.
P4002-4.
and
the
external
compromise between
VDC.
right
the
best
±0.0002
3
the
to
the
with
external
agree
P4002-4(common).
with
a
input.
external
DMM
as
agree
DMM
4-6
UNIVERSAL
LOAD
UNIT
P4002
R4016
R4005
R4007
R4022
7.
8.
9.
10.
Set: Short:
Adjust: U.L.U.
Apply:
Adjust:
10x
Apply:
Adjust:
10x
and
Apply:
The
VOLTAGE/CURRENT
P4002-2 and P4002-3
R4005
DMM.
0.170±0.001 R4007
the
input
-.17 R4005
agreement the
requirement
Successively,
P4002-2 and P4002-3.
Verify:
should to
within
That
and
0 .
Fig.
signal
± 0.01
between
the
that
1%.
4-3.
(!offset)
VDC
(Igain)
as
VDC
(!offset)
of
decimal
the
U.L.U.
Digital
switch
together
for a reading
across
until
P4002-2
the
measured on
across
P4002-2 and
for a best
the
U.L.U.
step
7.
1.7
VDC,
point
DMM
and
Multimeter
to
the
Board.
"Current"
firmly.
of
0.0000
(+)and
U.L.U.
the
DMM
indicates
external
P4002-3(+).
compromise between
DMM
and
the
17
VDC
and
20.0+
shifts
the
to
the
external
position.
ADC
P4002-3.
DMM
external
VDC
right
DMM
on
the
a
voltage
±0.001
DMM
across
as
it
agree
VDC.
±0.002
VDC
4-7
11.
Return:
position,·
U.L.U.
The
reinserting
UNIVERSAL
Panel
DMM
tightening
and
LOAD
UNIT
Assembly
the
to
its
four
installed
screws.
External
1.
Input
Verify: Set:
Measure:
The
CHANNEL
Adjust:
-
That
external
Between
SELECT
R4072
CHANNEL
the
DMM
the
switch
O.OOOmA
for
to
front
(see
SELECT
2
the
rotor
Fig.
the
on
Switch
scale.
mA
of
4-4)
externa.l
the
and
in
is
wafer
10th chassis
DMM.
position
of
ground.
"13".
the
Fig.
4-4.
Channel
4-8
Select
Switch.
@
The
adjustment
2.
Apply: (with
Measure:
10th Check:
3.
Apply:
Measure:
10th Check:
1.
Set: and Apply:
+10.00±0.01
respect
Between
wafer
wafer
of
The
-10.00±0.01 Between
of
The
3.
procedure
The
VOLTAGE/CURRENT
the
CHOP/SWITCH
No
to
chassis
the
meter
meter
external
for
the
for
Channel
which
UNIVERSAL
VDC
to
ground)
chassis
CHANNEL
VDC
chassis
CHANNEL
switch
voltage
SELECT
an
indication
to
SELECT
an
indication
Offset
follows
LOAD
UNIT
the
EXT.
ground and
switch
the
EXT.
ground and
switch
Null
is
the
switch
to
the
or
to
"Switch"
signal.
IN
center
the
front
(see
Fig.
of
between
IN
center
the
front
(see
Fig.
of
between
Adjustments
same
the
for
"Current"
position.
conductor.
rotor.
of
4-4).
+1.92
conductor.
rotor
mA
of
4-4).
-1.92
all
mA
cells:
position
the
and
the
and
+2.08
-2.08
mA.
mA.
2.
3.
4.
5.
(Before
to
the
(For Figure
(For reading Note: to
(After these the
each
each
"hunt"
beginning
each
next
4-5
of
The
adjusting
adjustments
adjustment)
position
position)
for
the
position)
0.000 high
or
"jitter"
of
(of
Use:
channel
Adjust:
± 2
counts
current
every
by
performing
this
Switch:
positions
The
being
in
positions
within
channel)
Section.
Null
The
the
this
the
The
1
through
Offset
adjusted.
indicated
least
(1,2,7,8)
tolerance.
Verify:
Verification
CHANNEL
significant
The
12).
Pot
pot
may
SELECT
indicated
be
results
Test
for
a U.L.U.
digit.
expected
at
switch
in
DMM
of
4-9
7
CHAN
R712 R913
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Locations
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R313 R511
3
CHAN
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Figure
CHAN
5
4-5.
Main
Board
Adjustment
@
R412
4
~
UNIVERSAL
LOAD
UNIT
REPLACEABLE PARTS
PARTS ORDERING
Replacement parts are
representative.
or
Tektronix
Changes
components
improvements ordering
or
type
If
Tektronix,
number.
to
become
they
as
developed
include
to
parts,
number,
a part you have ordered has been
serial number, and
Inc. Field
Office
SECTION
5
INFORMATION
through
available from
instruments are sometimes made to
available,
engineering department.
our
in
following
the
representative
or
or
and to give you
information
modification
replaced
will
your
in
number
with a
contact
your
new
you
Tektronix,
local
accommodate
benefit
the
therefore
It is order: Part number,
applicable.
if
improved
or
concerning
Inc. Field
the
of
important,
part,
any change in
Office
improved
circuit
latest
instrument
your
when
local
part
Change
In Because further utilized
ACTR
ASSY CAP CER CKT COMP CONN ELCTLT ELEC
INCAND LED
NONWIR
information,
SPECIAL NOTES AND SYMBOLS
XOOO
OOX
the Parts List,
space limitations, an
of
identification,
Name
Item
possible.
where
ACTUATOR ASSEMBLY
CAPACITOR CERAMIC CIRCUIT COMPOSITION CONNECTOR ELECTROLYTIC ELECTRICAL INCANDESCENT
EMITT-ING DIODE
LIGHT NON WIREWOUND
if any, is
an
Item
located
Part first added at this
Part removed after this
ITEM
Name is separated from
Name may sometimes appear
Item
U.S. Federal
the
ABBREVIATIONS
manual.
this
at the rear
NAME
of
number
serial
number
serial
description
the
Cataloging
PLSTC QTZ RECP RES RF SEL
SEMICOND
SENS SENSITIVE VAR WW XFMR XTAL
comma
a
by
incomplete. For
as
Handbook
PLASTIC QUARTZ RECEPTACLE RESISTOR RADIO SELECTED SEMICONDUCTOR
VARIABLE WI TRANSFORMER CRYSTAL
H6-1 can be
FREQUENCY
REWOUND
.
5-1
Circuit No.
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
INSTRUMENT CHASSIS ASSEMBLY
Part of
Tektronix Part No.
067-0883-99
Description
J1,J2
J3
03001,3004
3005,3008
650-0138-00 670-6048-00 670-6050-00 670-6051-00 670-6049-00
179-2718-00
179-2719-00 179-2720-00 179-2721-00 179-2722-00
179-2723-00 179-2724-00 179-2725-00 179-2726-00
131-0096-00 131-0294-00
151-0373-00
ECB, Main Board Assembly ECB, Digital
Lower
ECB,
Interconnect
ECB,
ECB, Power
CABLE,
CABLE, CABLE, CABLE, Negative Metering CABLE, Positive Metering CABLE, Negative Program CABLE, Positive Program
CABLE, CABLE, Power
CONNECTOR, CONNECTOR, 36 Pin,
TRANSISTOR, MJE2901, Power, PNP,
Multimeter
Panel
Supply
Interconnect
Connector
Connector
AC
Pin,
32
No. 1 No. 2
Male Male
Si.
S7002
T3001
U3001,3006
260-1960-00
120-1257-00
156-0277
-00
SWITCH, Rotary,
TRANSFORMER, AC Power
IC, uA7805UC,
CHANNEL
Linear
5-2
SELECT
@
UNIVERSAL
LOAD
UNIT
Tektronix
Part No.
351-0295-00 334-1378-00 367-0108-00
200-0728-00 337-2612-00
366-1124-00 377-0119-00 358-0215-00
129-0222-00 342-0203-00
.
163-0589-00
386-3657-01
MECHANICAL
INSTRUMENT CHASSIS ASSEMBLY
of
Part
Quantity
2 1
4
2 6
A/R
1
PARTS LIST
067-0.883-99
Description
GUIDE, Slide MARKER, HANDLE, Carrying COVER, Handle SHIELD, Elec, HV (Rotary KNOB INSERT, GROMMEJ, Plastic, Black SPACER, INSULATOR, THERMO FIT SUPPORT, Plug-in
(CHANNEL SELECT)
Foot
ldent.
End
SW)
Post
Mica
343-0003-00
343-0006-00
343-0008-00
343-0009-00
343-0013-00
343-0049-00
343-0056-00
352-0161-00
352-0198-00
210-0201-00
0-0205-00
21
210-0241-00
211-0062-00
211-0159-00
211-0008-00 212-0628-00 211-0097-00 211-0016-00 211-0502-00
211-0541-00
211-0504-00 211-0507-00
14
.4
17 14
2
2 2 2 2 2
2
2 2
8 2 6 8
CLAMP, Cable CLAMP, CLAMP, Cable CLAMP, Cable CLAMP, CLAMP, CLAMP,
HOLDER, HOLDER,
TERMINAL, TERMINAL, TERMINAL,
SCREW, SCREW, SCREW, SCREW, SCREW, SCREW, SCREW, SCREW, SCREW, SCREW,
Cable
Cable Cable Cable
Wire,
3
Wire,
2
Lug, Lug, Lug,
2-56 2-56
4-40
4-40
4-40 4-40 6-32 6-32 6-32 6-32
0.312,
x
0.375,
x
0.250,
x
0.250,
x
0.312,
x
0.625,
x
0.188,
x
0.250,
x
0.250,
x
0.312,
x
Spacing
0.1
0.15
0.12 4-40
0.515
Spacing
ID
0.42
x
ID
Panhead Panhead Panhead Flathead Panhead Panhead Flathead Flathead Panhead Panhead
5-3
UNIVERSAL
LOAD
UNIT
MECHANICAL PARTS LIST
Tektronix Part No.
211-0538-00 211-0510-00 211-0511-00 211-0512-00 211-0522-00 211-0532-00 212-0023-00
21
0-0405-00
21
0-0586-00
21
0-045
7 -00
210-0590-00
210-0001-00 210-0054-00 21
0-0840-00
21
0-0863-00
21
0-0994-00 210-1122-00 210-1178-00
INSTRUMENT
Part of 067-0883-99
Quantity
23
2 2 2
1
8
2
2
4
17
2
13
1
9
6
4
2
CHASSIS ASSEMBLY
Description
SCREW, 6-32 x 0.312, SCREW, 6-32 x 0.375, Panhead SCREW, 6-32 x 0.500, Panh'ead SCREW, 6-32 x SCREW, 6-32 x 0.625, SCREW, 6-32 x SCREW, 8-32 x 0.375,
NUT,
2-56
NUT,
4-40, Keps NUT, 6-32, Keps NUT, 6-32
WASHER, WASHER, WASHER, WASHER, D WASHER, WASHER, WASHER,
(Cont.)
Flathead
0.500, Flathead Flathead
0.750, Fillisterhead Flathead
Intl
Split
Flat
Flat Concave Shld
5-4
Circuit
No.
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
FRONT PANEL ASSEMBLY
of
Part
Tektronix Part No.
667-0883-00
Description
J4001, 4002,
4003, 4004
R602
R4067
R4068 R4080 R601
S4010
670-6048-00 670-6050-00
131-0106-02
311-2070-00
311-2053-00
315-0123-00 315-0154-00 321-0097-00
260-0247-00
ECB, Digital ECB,
Lower
CONNECTOR, BNC, [EXT IN
RIPPLE
VARIABLE RESISTOR, 75k,
OVER VOLTAGE TEST VARIABLE RESISTOR, Dual (w/switch), 5k, 1 /2W, RESISTOR, 12k, 1/4W, RESISTOR, 150k, 1/4W, RESISTOR, 100 ohm, 1 /8W, 1 %
SWITCH, SPST, Push, CURRENT
20%,
Multimeter
Panel
OUT(+),
Linear, CURRENT
RIPPLE
2W,
5%
5%
:!-1
OV,
SYNC,
OUT(-)]
10%, Linear
ADJUST
LIMIT
@
5-5
UNIVERSAL
LOAD
UNIT
Tektronix Part No.
333-2526-00 333-2525-00 386-41 07 -00 386-41 06-00
331-0314-00 426-0916-00
366-1077 -00 366-1173-00 366-1189-00
211-0022-00 211-0159-00 211-0008-00 211-0101-00
MECHANICAL
FRONT
Quantity
6 SCREW, 2-56 x 0.188, Panhead 2 SCREW, 2-56 x 0.375, Panhead 4 4 SCREW, 4-40 x 0.250, Flathead
Part
PANEL
of
PARTS LIST
ASSEMBLY
667-0883-00
Description
PANEL, Front, PANEL, Front, SUB-PANEL, Front, SUB-PANEL, Front,
WINDOW, Readout FRAME, Readout
KNOB, KNOB, KNOB, OVER VOLTAGE TEST
SCREW, 4-40 x 0.250, Panhead
CURRENT
CURRENT
Top Lower
Window
ADJUST, ADJUST, Inner
Top Lower
Outer
21
0-0583-00
220-0449-00
21
0-0046-00 210-0905-00 21
0-0940-00
210-0255-00 21
0-0269-00
3 4
1 WASHER, Lock, 4
17
4 TERMINAL, Lug,
NUT, 6-32 NUT, Sleeve, 4-40
WASHER, Flat, 0.256 ID WASHER, Flat, 0.25 ID
TERMINAL, Lug, 0.257 ID
0.261
0.391
ID
ID
5-6
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit
F3001
FM3001,
3002
LF3001
S3001
S3003
w
No.
REAR PANEL
Tektronix Part No.
159-007 4-00
119-1024-00
119-0389-00
260-1842-00
260-1780-00
179-2725-00
Part
ASSEMBLY
667-0883-00
of
Description
FUSE, 1.0 Amp/250V, 0.35
FAN, 115 CFM, 115V, 18W
TER/RCPTL,
FIL
SWITCH,
250
SWITCH, Slide,
WIRING HARNESS, AC
Rocker,
VAC, POWER SWITCH
RFI, 60Hz,
DPST, 16A,
DPDT, 3A,
Power
sec
3A
125V/250V
5-7
UNIVERSAL
LOAD
UNIT
MECHANICAL PARTS LIST
Tektronix Part No.
200-2222-00 441-1469-00 441-1470-00
334-3379-01
204-0833-00 210-0202-00
200-2264-00 200-0237-03 200-1788-00 200-1903-00 200-2222-00
211-0008-00 211-0012-00 211-0510-00 211-0514-00
REAR PANEL
Part of
Quantity Description
1 1 CHASSIS, Calib.
1 1 LABEL, 1
1 1
2 SCREW, 2 SCREW,
1 SCREW, 6-32 x 0.375, Panhead 1 SCREW, 6-32 x
ASSEMBLY
067-0883-99
GUARD, Fan
CHASSIS, Calib.
HOLDER, Fuse LUG,
COVER, COVER, COVER, Filter COVER, Power Switch COVER,
GND
Solder
Fuse Fuse
Fan Guard
4-40 4-40
Fix., Fix.,
Marker
x 0.250, x 0.375, Panhead
0.750,
Lower Upper
Panhead
Panhead
Fan Fan
210-0586-00 210-0407 -00 210-045 7-00
210-1039-00
1 NUT, 1
1 WASHER, Lock,
NUT, NUT,
Keps,
4-40 Keps, 6-32 Keps, 6-32
5-8
0.521
ID
@
Circuit
No.
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
MAIN
CIRCUIT
Tektronix Part No.
BOARD
650-0138-00
Description
ASSEMBLY
S3002
011,12,13,21
22,23,91, 92,101,102
014,15,16,
24,25,26, 33,34,43, 44
031,32,41,
42,71,72, 73,81,82, 83
051,52,61
62
074,75,76,84
85,86,93,94 103,104
0111,112,121,
122
670-6052-00
260-0678-00
151-0616-00
151-0426-00
151-0477-00
151-0606-00
161-0625-00
151-0607-00
ECB, Main (Complete)
SWITCH, Thermal
TRANSISTOR, TIP36A, Power, PNP, Si.
TRANSISTOR, D44H11, Power, NPN, Si.
TRANSISTOR, TIP35A, Power, NPN, Si.
TRANSISTOR, TIP142, Power, NPN, Si.
TRANSISTOR, D45H11, Power, PNP, Si.
TRANSISTOR, TIP147, Power, PNP, Si.
5-9
UNIVERSAL
LOAD
UNIT
Tektronix Part No.
214-2864-00 386-41 08-00 342-0354-00 129-0285-00 210-0201-00
211-0511-00 211-0007 -00 211-0097 -00 211-0061-00
210-0054-00 210-1002-00 210-1178-00 21
0-0004-00
MECHANICAL
MAIN
CIRCUIT
PARTS LIST
BOARD
ASSEMBLY
650-0138-00
Quantity
20 11
2
6 SCREW, 6-32 x 0.500, Panhead 11 50 11
59 WASHER, 48 12 WASHER, Shld 11
Description
HEAT SUPPORT, Heat Sink INSULATOR SPACER, Post LUG,
SCREW, 4-40 x 0.188, Panhead SCREW, 4-40 x 0.312, Panhead SCREW, 4-40 x 0.500, Fillisterhead
WASHER, Flat
WASHER, ltl.
SINK
Solder
Split
5-10
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit
C101, 201,
701,
C102, 202,
702, 802
C103, 203
301, 401,
901,
C302, 303,
402, 403, 502, 503, 602, 603, 902, 903, 1002, 1003, 1102, 1103, 1202, 1203
C304, 404,
904, 1004
C501, 601,
1101,
C504, 604,
1104, 1204
C505, 605
1105, 1205
C703, 803
No.
801
1001
1201
MAIN
Tektronix
Part No.
670-6052-00
283-0010-00
283-0100-00
283-0339-00
283-0114-00
283-0104-00
283-0005-00
283-0110-00
283-0164-00
283-0177-00
CIRCUIT
BOARD
670-6052-00
Description
ECB, Main
CAPACITOR, .05uF, 50V,
CAPACITOR, 4700pF, 200V,
CAPACITOR, 0.22uF, 50V,
CAPACITOR, .0015uF, 200V,
CAPACITOR, .002uF, 500V, Ceramic
CAPACITOR,
CAPACITOR, .005uF, 150V, Ceramic
CAPACITOR,
CAPACITOR,
(Complete)
Ceramic
Ceramic
uF, 250V, Ceramic
.01
2.2uF, 25V, Ceramic
1 uF, 25V, Ceramic
Ceramic
Ceramic
CR101, 102,
201, 202, 301, 302, 304, 305, 401, 405, 501, 502, 601, 602, 701, 702, 801, 802, 901, 902, 904, 905,
152-0141-02
5-11
DIODE,
1 N4152,
Signal, Si.
UNIT
UNIVERSAL
LOAD
ELECTRICAL PARTS LIST
Circuit No.
1001, 1002,
CR
1004, 1005, 1101, 1102, 1201, 1202
CR303, 403,
504, 604, 903, 1003, 1104, 1204
8
7,
2,
F1,
10
9,
4,
F3,
11, 12
6,
FS,
27
017,
78,
28,
018,
88
53,
45,
035,
63
54,
46,
036,
64, 96, 106,
114, 124
87
077,
113,
105,
095,
MAIN
CIRCUIT
BOARD {Cont.)
Part of 670-6052-00
Tektronix Part No. Description
152-0141-02
152-0676-00
159-0162-00 159-0038-00 159-0014-00
151-0103-00 151-0526-00 TRANSISTOR,
151-0347-00 TRANSISTOR,
151-0521-00 TRANSISTOR,
151-0134-00 TRANSISTOR, 2N2905A, Signal,
151-0350-00
DIODE,
DIODE,
FUSE, 30A, FUSE, FUSE,
TRANSISTOR,
TRANSISTOR, 2N5401, Signal,
1N4152,
1 N5625, Rectifier, Si.
SA,
1 SA,
Signal,
Medium Medium
Fast
2N2219A, 2N3896,
2N5551,
C1228,
Si.
Signal,
Thyrister
Signal, NPN, Si.
Thyristor
NPN, Si.
PNP, Si.
PNP, Si.
R101, 201,
801
701,
R102,
R103, 104,
117,
217,
202,
717,
702,
817
802,
105, 203, 204, 205, 503, 603, 703, 704, 705, 803, 804, 805,
1103, 1203
321-1295-01 RESISTOR, 11.7k, 1/8W,
321-0135-00 RESISTOR,
321-0164-00 RESISTOR, 499 ohm, 1/8W,
249 ohm, 1/8W,
.5%,
5-12
Mtl. Flm.
Mtl. Flm.
1%,
Mtl. Flm.
1%,
\•--._j
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit
R106, 206,
706, 806
R107, 207,
707, 807
R108, 109,
110, 208, 209,
210, 308, 408, 509, 609, 708, 709, 710, 808, 809, 810, 907, 1007, 1107, 1207, 1213
R111, 115,
211, 215, 307, 407, 507, 606,
714, 715, 814, 815, 910,
1010, 1011, 1109, 1209
R112, 212,
313, 413, 511, 611, 712, 812, 913, 1013, 1111,
No.
114,
214,
513, 613,
711,
811,
1113,
311, 411,
911,
1211
MAIN
Tektronix Part No.
321-0290-00
321-0310-00
315-0201-00
315-0200-00
311-1557-00
CIRCUIT
Part
of
670-6052-00
BOARD (Cont.)
Description
RESISTOR, 10.2k, 1 /8W, 1
RESISTOR,
RESISTOR, 200
RESISTOR, 20
VARIABLE RESISTOR,
16.5k, 1/8W,
ohm, 1/4W,
ohm, 1/4W,
%,
Mtl. Flm.
1%,
Mtl. Flm.
5%,
5%,
Carbon
25k, 1 /2W,
Carbon
Linear
@
5-13
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit No.
R113, 213,
713, 813
R116, 216,
716, 816
R118, 218,
718, 818
R119,219,
508, 514, 608, 614, 719, 819, 1108, 1114, 1208, 1214
R120, 122,
124, 220, 222, 224, 720, 722, 724, 820, 822, 824
R121, 123,
125, 221,
223, 225, 721, 723, 725, 821, 823, 825
R301, 401,
1001
901,
R302, 402,
902, 1002
R303, 403,
903, 1003
R304, 404,
904, 1004
R305, 317,
405, 417, 905, 917, 1005, 1017
MAIN
Tektronix Part No.
301-0101-00
315-0302-00
315-0560-00
315-01 00-00
308-0769-00
321-0001-00
321-1646-03
321-0102-00
321-0333-00
321-0337-00
315-0097 -00
CIRCUIT
BOARD (Cont.)
Part of 670-6052-00
Description
RESISTOR, 100 ohm, 1 /4W,
RESISTOR, 3k, 1 /4W,
RESISTOR, 56 ohm, 1/4W,
RESISTOR, 10 ohm, 1/4W,
RESISTOR,
RESISTOR, 10.0 ohm, 1/8W,
RESISTOR, 11.87k, 1/8W, .25%, Mtl. Flm. ·
RESISTOR, 113. ohm, 1/8W,
RESISTOR, 28.7k, 1/8W,
RESISTOR, 31.6k, 1/8W,
RESISTOR, 100. ohm, 1/8W,
.1
ohm, 3W,
5%,
5%,
Carbon
5%,
5%,
.1%,
1%,
1%,
1%,
Mtl. Flm.
1%,
Mtl. Flm.
1%,
Carbon
Carbon
Carbon
WW.
Mtl. Flm.
Mtl. Flm.
Mtl. Flm.
5-14
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST.
Circuit
R309, 315,
318, 409, 415, 418, 506, 515, 607, 615, 908, 915, 918, 1008, 1015, 1018, 1106, 1115, 1206, 1215
R310, 316,
410, 416, 909, 916, 1009, 1016
R312, 412,
510, 610, 912, 1012,
1110, 1210
R320, 420,
920, 1020
R501, 601,
1101,
R502, 602,
1102, 1202,
R504, 604,
1104, 1204
R505, 516,
605, 616, 1105, 1116,
1205, 1216
R512, 612,
1112, 1212
R517, 617,
1117, 1217
No.
1201
MAIN
Tektronix Part No.
315-0102-00
315-0331-00
321-0414-00
308-0815-00
321-0296-00
321-0129-00
321-0431-00
301-0153-00
321-0126-00
308-0769-00
CIRCUIT
Part
of
670-6052-00
BOARD {Cont.)
Description
RESISTOR, 1
RESISTOR, 330 ohm, 1/4W,
RESISTOR, 200.k, 1/8W,
RESISTOR,
RESISTOR, 11.8k, 1/8W,
RESISTOR, 215. ohm, 1/8W,
RESISTOR, 301.k, 1/8W,
RESISTOR, 15k, 1/2W,
RESISTOR, 200. ohm, 1/8W,
RESISTOR,
.01
.1
k,
1 /4W,
ohm,
ohm,
5%,
SW,
3W,
1%,
.25%,
1%,
1%,
5%,
.1
Carbon
5%,
Mtl. Flm.
WW
Mtl. Flm.
1%,
Mtl. Flm.
Carbon
1%,
%,
WW
Carbon
Mtl. Flm.
Mtl. Flm.
5-15
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit
U11, 12,
22, 81, 82
U31, 41,
61, 91, 101, 111,
VR101, 201,
VR102, 202,
VR103, 203,
VR301, 401,
VR302, 402,
VR303, 403,
VR306, 406,
VR501, 601,
VR503, 603,
No.
21,
71, 72,
51,
121
701,
801
702, 802
703, 803
502, 602, 901, 1001,
1201
1101,
902, 1002
903, 1003
505, 605,
906, 1006, 1105, 1205
1102, 1202
1103, 1203
MAIN
Tektronix Part No.
156-1156-00
156-1191-00
152-0195-00
152-0571-00
152-0268-00
152-0149-00
152-0282-00
152-0287-00
152-0395-00
152-024 7 -00
152-0255-00
CIRCUIT
Part
BOARD
of
670-6052-00
{Cont.)
Description
IC, LF356N, Op
IC, TL072CP, Op
ZENER DIODE, 1N751A, 5.1V, .4W
ZENER DIODE, 1N966B, 16V, .4W
ZENER DIODE, 1 N979B, 56V, .4W
ZENER DIODE, 1
ZENER DIODE, 1 N972B, 30V, .4W
ZENER DIODE, 1 N986B, 110V, .4W
ZENER DIODE, 1N749A, 4.3V, .4W
ZENER DIODE, 1 N989B, 150V, .4W
ZENER DIODE, 1 N978B,
Amp
Amp
N961
B,
10V, .4W
51
V,
.4W
136-0514-00
131-0589-00 131-0608-00 131-1687-00 131-1816-00
5-16
SOCKET, Dual-In-Line, 8
TERMINAL, TERMINAL, TERMINAL, TERMINAL,
Pin Pin Quick Quick
Disconn. Disconn.
contact
@
UNIVERSAL
LOAD
UNIT
Tektronix Part No.
0-0455-00
21
0-0586-00
21
162-0684-00
211-0008-00
MECHANICAL
MAIN
Quantity
4
24
1.167 feet
24
CIRCUIT
670-6052-00
PARTS LIST
BOARD
Description
NUT, .25-28 (1/4)
Keps, 4-40
NUT,
SLEEVING, Elec,
SCREW, 4-40 x .250, Panhead
16 AWG
5-17
UNIVERSAL
LOAD
UNIT
ELECTRICAL
DIGITAL
MULTIMETER
PARTS LIST
BOARD
067-6048-00
Tektronix
Circuit
C4001, 4002, 290-0573-00 CAPACITOR,
4003, 4004, 4005, 4006,
4014, 4016 C4007 285-1050-00 CAPACITOR, C4008 283-0666-00 C4009 281-0812-00 CAPACITOR, C4010 290-0534-00 CAPACITOR, C4012 283-0604-00 C4013 285-1056-00 C4017 283-0635-00 CAPACITOR,
C4018 281-0773-00 CAPACITOR, C4020
C4021, 4022
C4023, 4024
No.
Part No. Description
Digital
670-6048-00
283-0054-00 CAPACITOR, 283-0687 283-0158-00 CAPACITOR,
-00
ECB,
CAPACITOR,
CAPACITOR, CAPACITOR,
CAPACITOR,
Multimeter
2.7uF,
uF,
.1 890pF, 1 .001
uF,
1 304pF,
uF,
1
pf,
51
uF, Ceramic
.01 150pF, 560pF,
1.0pF,
(Complete)
50V, Electr.
200V, Mtl'd
OOV,
100V, Ceramic
uF,
Electr.
35V,
300V,
50V, Mtl'd Polycarb.
100V, Mica
500V, 300V,
50V,
Mylar
Mica
Mica
Ceramic
Mica
Ceramic
CR4002, 4003,
6001, 6002, 6003, 6004, 6005, 6006,
6007, 6008, 6009, 6010, 6011, 6012,
6013 CR4004, 4005 152-0324-00 DIODE, CR4007, 4008 152-0141-02 DIODE,
DS4014, 4015, 150-1 048-00 LED DISPLAY,
4016, 4017 DS4018
K4001 148-0079-00 K4002, 4003, 148-0079-00
4004, 4005
04001, 4002, 151-0254-00 TRANSISTOR, 2N5308,
150-1001-00
150-1 066-00
LED, MV5024, Red
TD55125, Signal, Si.
Signal, Si.
MAN4605, 7
28VDC
DISPLAY,
LED
RELAY, RELAY,
1 N4152,
DIP, DIP, 100VDC
Seg
7
Seg
Signal, NPN,
Si.
5-18
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit
04003, 4011,
4012, 4013, 4023
04004, 4007,
4008, 4009, 4019, 4020,
04005, 4006,
4010, 4014, 4015, 4016,
4017, 4018 04021 04022 04024
R4001 R4002, 4003 R4004
R4005 R4006 R4007, 4072 R4008, 4009,
.
4011 R4010 R4012 R4013, 4065 R4014 R4015 R4016 R4017 R4018, 4019 R4020, R4021 R4022 R4023, 4041,
4042, 4043, 4045, 4046, 4047, 4064
No.
4091
DIGITAL
Tektronix Part No.
151-0254-00
151-0188-00
151-0190-00
151-1103-00 151-0435-00 151-0424-00
315-0682-00 315-0391-00 307-1015-00
311-1231-00 321-1686-07 311-1223-00 321-0385-00
321-0396-00 315-04 73-00 315-0104-00 307-01 03-00
321-0193-00 311-1466-00 321-0309-00 315-0360-00 315-04 72-00 315-0752-00 311-1235-00 315-01 03-00
MUl
TIMETER BOARD (Cont.)
Part
of
067-6048-00
Description
TRANSISTOR, 2N5308, Signal, NPN, Si.
TRANSISTOR, 2N3906, Signal, PNP, Si.
TRANSISTOR, 2N3904, Signal, NPN, Si.
TRANSISTOR, SD210, MOS FET, TRANSISTOR, MPSA65, Signal, PNP, Si. TRANSISTOR, 2N5769
RESISTOR, 6.8k, 1/4W, RESISTOR, 390 ohm, 1/4W, RESISTOR NETWORK, 9M, 900k, 90k, 9k, 900 ohm,
90
ohm, 10 ohm; DIP
VARIABLE RESISTOR, 25k, 1/2W,
RESISTOR, 10.97k, 1/8W,
VARIABLE RESISTOR, 250 ohm, 1/2W, 10%, Linear
RESISTOR, 100.k, 1/8W,
RESISTOR, 130.k, 1 /8W, 1 RESISTOR, 47k, 1/4W, RESISTOR, 100k, 1/4W, RESISTOR, 2.7 ohm, 1/4W, RESISTOR, 1.00k, 1 /8W, 1 VARIABLE RESISTOR, 2k, 1/2W, RESISTOR, 16.2k, 1/8W, RESISTOR, 36 ohm, 1/4W, RESISTOR, 4.7k, 1/4W, RESISTOR, 7.5k, 1/4W, VARIABLE RESISTOR, 100k, 1/2W, RESISTOR, 10k, 1/4W,
5%,
1%,
5%,
5%,
1%,
5%, 5%,
5%,
Carbon
5%,
.1%,
Mtl. Flm.
%,
Mtl. Flm.
Carbon
Carbon
5%,
%,
Mtl. Flm.
Mtl. Flm.
5%,
Carbon Carbon
Carbon
N-Ch
Carbon
10%,
Mtl. Flm.
Carbon
10%,
Carbon
10%,
Linear
Linear
Linear
5-19
UNIT
UNIVERSAL
LOAD
ELECTRICAL PARTS LIST
Circuit
R4024, 4025,
4026, 4027 4028
R4029, 4030,
4031, 4032,
4090 R4033 R4034, 6004,
6010, 6016,
6022, 6028,
6034, 6040,
6046, 6052,
6058, 6064,
6070, 6076 R4035, 4039 R4036
R4037, 4040 R4044, 4060 R4048, 4049,
4050, 4051, 4052, 4053, 4054, 4081, 4082, 4083, 4084, 4085,
4088 R4058 R4059 R4062 R4063 R4069 R4070, 4073 R4071, 407
4075
R4076, 4078
R4077, 4079 R4086, 4087,
No.
4,
DIGITAL MULTIMETER BOARD
Part of
067-6048-00
Tektronix
No.
Part
315-0203-00
315-0102-00
315-0182-00 315-0122-00
315-0331-00 315-0681-00 315-0751-00 315-0202-00
315-0510-00
315-0241-00 315-0150-00 315-0561-00 315-0161-00 315-0243-00 321-0289-00 321-0481-00
315-0302-00 321-0260-00
315-0272-00
Description
RESISTOR, 20k,
RESISTOR,
RESISTOR, RESISTOR,
RESISTOR, 330 RESISTOR, 680 RESISTOR, 750 RESISTOR, RESISTOR,
RESISTOR, 240 RESISTOR, RESISTOR, 560 RESISTOR, 160 RESISTOR, RESISTOR, 10.0k, RESISTOR, 1.00M,
RESISTOR, RESISTOR, RESISTOR,
(Cont.)
1 /4W,
1/4W,
k,
1
1.8k, 1/4W,
1.2k, 1 /4W,
ohm, 1/4W, ohm, 1/4W, ohm, 1/4W,
2k, 1/4W,
ohm, 1/4W,
51
ohm, 1/4W,
15 ohm, 1/4W,
ohm, 1/4W, ohm, 1.4W,
24k, 1/4W,
3k, 1/4W,
4.99k, 1 /8W, 1
2.7k, 1/4W,
5%,
5%,
1/8W,
1/8W,
5%,
5%,
Carbon
5%,
5%,
Carbon
5%,
1%,
1%,
%,
5%,
Carbon
Carbon Carbon
Carbon
5%,
Carbon
5%,
Carbon
5%,
Carbon
5%,
Carbon
5%,
Carbon
5%,
Carbon
5%,
Carbon
5%,
Carbon
Mtl. Flm.
Mtl. Flm.
Carbon
Mtl. Flm.
Carbon
5-20
UNIT
UNIVERSAL
LOAD
ELECTRICAL PARTS LIST
Circuit
S4001
T4001
U4001 U4002 U4003 U4004 U4006 U4008 U4009, 4022 U4010 U4011, 4023 U4012 U4013 U4019 U4020
U4021
No.
DIGITAL
Tektronix Part No.
260-1840-00
120-1276-00
156-1306-00 156-0385-00 156-1305-00 156-0886-00 156-0783-00 156-091 0-00 156-0382-00 156-0383-00 156-0386-00 156-0422-00 156-0736-00 156-1172-00 1 56-11 56-00
156-0465-00
MULTIMETER
Part
067-6048-00
of
BOARD
Description
SWITCH, Toggle, 4PDT,
TRANSFORMER,
IC, LD120, IC, 74LS04,
LD121,
IC,
74C48,
IC,
LM399H, 6.95V Reg.
IC, IC, 74LS390,
74LSOO,
IC, IC, 74LS02, IC, 74LS10,
74LS191, TTL,
IC,
74LS42, TTL,
IC,
74LS393, TTL,
IC, IC,
IC, 74LS30,
(Cont.)
Analog A to D
TTL, Hex-Inverter
Digital A to D
CMOS,
TTL, Quad
TTL, Quad TTL,
LF356, Op
TTL, Single
Line Freq
BCD to 7
Dual-Decade
TTL,
Triple
Syn.
BCD
Dual 4-bit Binary'
Amp
VOLTAGE/CURRENT
Decoder
Seg.
2-lnput 2-lnput
3-lnput
4-bit Up/Own
to Deci.
8-lnput
NANO NOR
NANO
Binary
Decoder
NANO
VR4001 VR4009, 4010
Y4001
152-0195-00 152-0149-00
158-0124-00
136-0260-02 136-0269-02 136-0494-00 136-0514-00 136-0670-00
136-0338-00 136-0352-00
131-0608-00
131-1343-00
5-21
ZENER DIODE, ZENER DIODE, 1
CRYSTAL, 2.4576MHz,
SOCKET, Dual In-Line, SOCKET, SOCKET, Dual In-Line, SOCKET, Dual In-Line, SOCKET, Dual In-Line,
SOCKET, Spring SOCKET, Spring
TERMINAL, Pin
TERMINAL
1N751A, 5.1V, .4W
N961
In-Line,
Dual
SET PIN
.4W
OV,
1
B,
.05%
16 Contact 14 Contact
Contact
14
Contact
8
Contact
18
UNIVERSAL
LOAD
UNIT
Tektronix
Part No.
131-0767-00
131-0589-00 131-0608-00 131-0767-00
213-0034-00
MECHANICAL
INTERCONNECT
670-6051-00
Quantity
PARTS LIST
CIRCUIT
BOARD
Description
CONN
TERMINAL, Pin TERMINAL, Pin TERMINAL
SCREW, 4-40 x .312, Panhead
ECTOR, Rcpt. Elec.
SET, Pin
5-22
@
UNIT
UNIVERSAL
LOAD
ELECTRICAL PARTS LIST
Circuit
C2100
CR2100
02100,
R2108,
2114, 2118, 2124, 2126
R2112,
S2001, 2002,
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2111
S2110
No.
2101
2110,
2120
LOWER PANEL
Tektronix Part No.
670-6050-00
281-0775-00
152-0141-02
151-0188-00
315-0152-00
315-0200-00
260-1335-00
260-1206-00
CIRCUIT
670-6050-00
Description
ECB,
CAPACITOR,
DIODE,
TRANSISTOR,
RESISTOR,
RESISTOR, 20
SWITCH, Toggle, SPOT,
MAX/MIN
SWITCH, Toggle, SPOT (Center
HI/LOW/IND
BOARD
Lower
1N4152,
Panel (Complete)
Ceramic
50V,
uF,
.1
Signal,
2N3906, Signal,
1.5k, 1/4W,
ohm, 1/4W,
12 and
Si.
5%
5%
MAX/MIN
CHOP/SWITCH
PNP, Si
thru
1
Off),
U2100
156-0383-00
5-23
74LS02, TTL, Quad
IC,
2-input
NOR
UNIVERSAL
LOAD
UNIT
ELECTRICAL
POWER
Tektronix
Circuit
C3000, 3003 283-0111-00
3006,
3015, 3019 C3001, 3020 290-07 46-00 C3002, 3008, 290-0583-00
3010, 3014
C3004, 3009, 290-07 45-00
3013, 3017 C3005, 3012 283-0114-00 C3007, 3016 C3018 290-0506-00
No.
3011,
Part No.
670-6049-00
283-0299-00
PARTS LIST
SUPPLY
670-6049-00
BOARD
Description
ECB,
CAPACITOR,
CAPACITOR, CAPACITOR,
CAPACITOR,
CAPACITOR, CAPACITOR, CAPACITOR,
Power
Supply
.1
47uF, 16V, Electr. 3000uF,
22uF, 25V, Electr.
1500pF, 200V, Electr. 51 9600uF, 30V, Elactr.
(Complete)
uF,
50V, Ceramic
35V,
pf,
500V, Electr.
Electr.
CR3001, 3002 152-0488-00 CR3003, 3004, 152-0066-00 DIODE,
3005
F3002, 3003, 159-0022-00
3004, 3005, 3006
K3002 148-0022-00
03001,
3005, 3008 03002, 03003,
R3001, 3008, 315-0301-00
3011, 3015,
3022, 3023 R3002, 3012 308-0755-00 R3003, 3017
3004, 151-0373-00
3006 3007
151-0462-00 TRANSISTOR, Power, 151-0188-00 TRANSISTOR, Signal,
315-0512-00 RESISTOR,
DIODE
FUSE,
RELAY, 12 VDC, Armature, 2 Form
TRANSISTOR,
RESISTOR, 300
RESISTOR,
RECTIFIER,
1
N4004G, Rectifier,
1
A,
Fast,
. 75 ohms, 3W,
5.1k, 1/4W,
KBP02,
250V
Power, MJE2901, PNP,
ohms, 1/4W,
Bridge
Si.
C
TIP30C, PNP, 2N3906, PNP, Si.
5%
10%
5%
Si.
Si.
R3004, 3016 R3005, 3018 R3006,
3013,
321-0282-00 311-1 7 321-0268-00 RESISTOR, 6.04k, 1 /8W, 1 %
49-00
RESISTOR, VARIABLE
8.45k, 1 /8W, 1 %
RESISTOR,
1.5k, 1 /2W,
5-24
20%
UNIT
UNIVERSAL
LOAD
ELECTRICAL PARTS LIST
Circuit
R3007, 3020 R3009,
R3010 R3014, 3024 R6001, 6006,
6007, 6012,
6013, 6018, 6019, 6024, 6025, 6030, 6031, 6036, 6037, 6042, 6043, 6048, 6049, 6054, 6055, 6060, 6061, 6066, 6067, 6072, 6073, 6078
R6002, 6005,
6008, 6011, 6014, 6017, 6020, 6023, 6026, 6029, 6032, 6035, 6038, 6041, 6044, 6047, 6050, 6053,
6056, 6059, 6062, 6065, 6068, 6071, 6074, 6077
R6003, 6009,
6015, 6021, 6027, 6033, 6039, 6045, 6051, 6057, 6063, 6069, 6075
No.
3021
POWER SUPPLY BOARD
Tektronix Part No.
321-0299-00 315-0302-00
311-1567 308-0677-00 321-0296-00
321-0143-00
321-0297-00
-00
Part
670-6052-00
of
Description
RESISTOR, RESISTOR, VARIABLE RESISTOR, RESISTOR,
RESISTOR,
RESISTOR,
(Cont.)
12.7k, 1/8W, 3k, 1 /4W,
RESISTOR, 100
1 ohm, 2W,
11.8k, 1 /8W, 1 %
301
12.1k, 1/8W,
5%
ohms, 1/8W,
1%
ohms, 1/2W,
5%
1%
1%
20%
5-25
UNIVERSAL
LOAD
UNIT
ELECTRICAL PARTS LIST
Circuit No.
U3001, 3006 U3002, 3004 U3003, 3005 U6001, 6002,
6003, 6004, 6005, 6006, 6007
POWER SUPPLY
Part of
Tektronix
Part No.
156-0277-00
156-0071-00 156-0105-00 156-0411-00
388-6546-01
136-0394-00 136-0269-02 136-0514-00
ECB (Cont.)
670-6049-00
Description
IC, uA7805UC, IC,
uA723DC, IC, LM301 IC,
LM339N,
ECB,
SOCKET, Relay SOCKET, Relay, SOCKET, Relay, 8 pin
AN,
w/o
components
Linear
Linear
Op
Amp
Linear
14 pin
131-0589-00 131-0608-00
344-0154-00
TERMINAL, TERMINAL,
HOLDER, Fuse
Pin Pin
5-26
SECTION
6
L -
DIAGRAMS
Symbols
Electrical
Graphic
Logic
function The
Abbreviations
Other
The
A
AT B BT Battery
c
CB CR DL DS E F Fuse FL
The
and Reference Designators
components shown on the diagrams
symbols
symbology
performed
overline
Y14.15, 1966 Y14.2, 1973
Y10.5,
following
following
on a signal name indicates
are
standards
ANSI
1968
prefix
Assembly, separable
(circuit board, etc)
Attenuator, fixed or
Motor
Capacitor, fixed or Circuit breaker
signal or rectifier
Diode, Delay line Indicating
Spark
Filter
Cam Switch Closure
(Dot indicates
SEL
device
Gap, Ferrite bead
special symbols
Link
or
Strap
Chart
closure)
switch
Value Selected 3
at Factory
Voltage
Test
AND
designation
class
and
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ULU
PROGRAMMING
PLUG-IN
MODULE
General
The
following
(unprogrammed)
the
Universal
This
module
a
circuit
pull-to-release
from
when
The
to
facilitate instrument. precision
resistor
board.
the
rear
the
plug-in
Programming
resistors
selection
This
PROGRAMMING
paragraphs
Tektronix
Load
Unit.
is
a 2.48" X 4.54" X 13.5"
The
module's
handle.
of
the
module and
is
installed
Plug-in
performance
modification
for
with
describe
part
The edge
each specific
number 067-0919-99,
front
into
module
checking
process
supply
APPENDIX
PLUG-IN
the
surface
connector
is
used the
Universal
may
the
power
includes
to
be
examples
A
MODULE
Programming
metal is
on
the
as
the
electrical
be
modified
supplies
the tested. is
given
plug-in
that
is
framework box
featureless
circuit
Load
Unit.
to
program a Load
in a specific
selection
A
guide
in
the
module
included
enclosing
except
board
mating
to following
protrudes
connector
of
four
prog~am
with
for
a
Unit
Tektronix
pages.
This
diagram
appendix
and a
also
complete
includes
parts
list
a
schematic
of
the
diagram,
Programming
a component
Plug-in
module.
location
A-1
ULU
PROGRAMMING
PLUG-IN
MODULE
Introduction
Each associated Desensitizing
indicators,
on
the
SELECT
switches. power resistors be
selected be used resistive
of
Each
channel
positions
control,
Depending on
supply
(but
in
load
the
with
resistors
while
loading
in
the
PROGRAM
twelve
it
the
is
of
and
not the same were
both)
active
four
same mode, however.
selectable
control
High and
programmed
the
CHOP/SWITCH
(in
the
whether
are
desired, are
channnel desired.
INDividual
RESISTOR
channels
precision
the
operation
Low
resistors
to
produce a high
control,
the
Constant
either
selected.
if a high
SELECTION
of
the
resistors.
of
control
the
position)
Current
the
Rp
The
High and
For
example, an
constant
Universal
the
or HI/LOW/INDividual the
or
the
current
Load
The
Comparison and
OUT-OF-REGULATION
the
loading
low
load,
individual
or
Resistive
RF
High and
Low
resistors
RpH
and an
load
and a low
Unit
has
levels.
depending
LOAD
MAX/MIN
modes
Low
need
RFL
of
not
may
Channel Comparison and R-Load. determined
Rcomp
have a positive
Equations
which
is
The
provide
13
only
by
dividing
the
same
input.
following
input
%
Roes =
as
equations
to
Tolerance
has
RLoad the
in
the
%
two
selectable is a direct
power
the
other
OUT-OF-REGULATION
(nominal)
Tol.-
govern
30
30
supply
twelve
the
=
-
2.5
~~
resistors
load
resistor
voltage
channels,
operation
indicators:
30
+
2.5
vs
associated
by
the
except
of
the
with whose desired
value
that
Comparator
load it
it,
is
current.
must
circuits
R-
Vs
,j
A-2
PROGRAMMING
ULU
PLUG-IN
MODULE
Where:
Low
and
desired
the
High
following
The
resistor
Current
equations
values,
High and
Cells
-
Low
Rcomp
Supply
=
Vs
Tolerance
%
Roes
the
load
=
define voltage
currents:
RP
Rf
Comparator
=
Voltage
Nominal
Desensitizing
relationships
the
the
of
k ohms)
(in
k ohms)
(in
Resistor
Tolerance
%
=
Resistor
power
supply
249
=
Is
24.9(--
=
betweeen
being
Vs
-
Is
with
.01)
"Roes"
no
High
the loaded
used
and
Medium
Current
Low
Channel
Current
Cells
-
13
Cells
-
100
-
RP
Rf
RP
Rf(
RLoad
(in
(in
(in
in
k ohms)
k ohms)
k ohms)
k ohms)
ohms)
(in
=
=
=
=
10(--
2(--
=
20
Is
Is
Vs Is
Vs Is
Vs Is
-
- .
.
01)
1)
A-3
PROGRAMMING
ULU
PLUG-IN
MODULE
Where:
Getting
When with as
those
they
To Safe
Operating illustrate handle
Started
programming a
which
generally
ascertain
Area Curve
which
without
exceeding
Resistor
=
RP
Resistor
=
Rf
RLoad
Vs
I
=
=·Supply
Desired
=
8
Universal
require
pose
the
the
biggest
the
limitations
(at
combinations
its
value
value
Resistor
voltage
load
Load
largest
of
end
the
current
of
power
for
for
value
for
current
Unit
or
load
problems.
given
a
this
of
and
dissipation
constant
a
constant
a
channel
multiple
for
which have
cell,
consult
procedure).
voltage
capacity.
current
resistance
13
supplies,
the
These
given
a
load
highest
appropriate
the
graphs
cell
load
start
voltages,
can
no
If
achieve
to
Paralleling
Before
exist:
both
operated
is
It
operating
are
Also,
must be
if
allowed
connector
The
will
total
only
position,
be
cell's
it the
will
cell
the
Two
two
cells
within
also
at
cell
any
cause
to
rotary
necessary
current
function
handle
can
desired
Cells
cells
must be
permissible
the
important
about
to
is
run
to
the
switch
senses
but
to
for
in
the
load.
paralleled,
be
may
the
of
attempt
to
same
the
operated
be
time.
full
run
to
fan
will
sense
current
the
add
that
power
conjuntion
desired
same
regions
to
percentage
above
(Remove
constantly).
same
the
only
currents
supply.
with
the
current
least
at
polarity
their
of
share
of 80% the
total
that
for
measured
OVER
The
one
alone,
two
and
Safe
load
the
their
its
of jumper
applied
individual for
VOLTAGE
cell
cells
conditions
both
Operating
so
full
capacity,
the
at
each
which
may
cells
that
power
P3
voltage
cell.
cell
TEST
being
is
paralleled
be
must
must be
Area
both
Curves.
cells
capability.
fans
the
sense
either
in
Hence, find
to
control
sensed.
A-4
PROGRAMMING
ULU
PLUG-IN
WARNING
MODULE
Channel
13
Channel
less
is Operating
maximum
Example
An
than
Area Curve
power
hypothetical
A
requirements:
Supply Voltage
13
350
is
should
1
parallel
not
Do
voltage
The
on
not
but
can
lead
to
instruments
only
for
I
It
the
supply
volts.
OW.
power
Low
(Amps)
remote
sensed
be
may
both.
Failure
catastrophic involved.
be used
with
must be used
current
low
the
has
High
(Amps)
to
on
lines.
either
heed
sense
failure
positive
a
when
cell.
Maximum
following
I
this of
supplies
supply
outputs
line,
warning
the
exceeds
current
Mode
and
whose
the
is
load
output
Safe
and
1A
+15.0
+50.0
2
-5.
+130
The
the
has
Curve
current
Amps.
32.4 cells,
current
high
current
Medium
volts,
at
120W 172W.
20.8
-5.2
largest
for
at
we
volt
high
5.2 consulting
By
learn
current current Volts
that
cell,
5.2
cell
at
current
current
while
5.2
We
high
volts.
need 5.2V x 32.4A
0
1 .
0.39
0.022
supply
requirement.
cells,
about
is
the
will
but
Volts.
cells
total
The
should
we 23
Safe
the
remaining
within
fit
have a
cells
maximum
have a
power
168.5W. Each
=
3.0
0.8
32.4
attract
Consulting
that
find
Amps,
while
Operating
Amps
9.4 the
maximum
capacity
attention
our
maximum
the
we Area Curve will
Amps
10
power
current
available
cell
Safe
the
not
to
require
need
available
capacity
should
Constant Constant Resistive Resistive
first
because
Operating
operating
safe
able
be
medium
for
an in
52W
of
capacity
volts
5.2
at
be
then
I I
Area
handle
to
current
additional
a medium
5.2
at
about
of
is
operated
it
then
at
A-5
ULU
PROGRAMMING
PLUG-IN
MODULE
about
22.4 of necessitate
continuous
Cell
Cell
the
8,
9,
98%
amps
power.
High
Medium
of
capacity
through
This
the
cooling
Current:
Rns
R fh8
R
fl
9
=
=
Current:
=
the
represents
removal
fan
24.9(--
24
· 9
(--
1
0
(---
(168.5/172).
high
current
100%
of
the
jumper between P3-16 and P3-36
operation.
Vs
-
.on=
- .
- .
01)
The
01)
=
Putting
cell
and
relevant
24.9(
=
24. 9
1
0
(---
is
97%
10 an capacity
20.8
5.2
(--
22.4
5.2
5.0
amps
in
adequately
respectively,
equations
5.2
-
.on=
- .
- .
01
)
01
=
the
)
1
0
medium
equal
to
follow:
5.98k
=
5 . 5 3k
.
3k
cell
division
and
provide
and
will
R
fh
9
Comparison
Out-of-Regulation
For
satisfactory.
entitled
Resistors:
Rcomp8
%
Tol (no
now,
let When
"Desensitizing".
=
10
(---
=
Rcomp9
Tolerance:
RDes)
us
it
Vs
Is
assume
is
not,
- • 01)
=
vs
30
=
--
that
=
5.2k
this
refer
5.2
=
10
(--
+
2.
5
OUT-OF-REGULATION
to
the
=
10
--
-
.
30
5.2
section
01)
+
2.
=
5
of
5.
1 k
=
8.
3%
tolerance
this
appendix
is
(below)
A-6
@
PROGRAMMING
ULU
PLUG-IN
MODULE
Returning
voltage
should Low
their
at
however, and
current
Specifically,
Expressed
and low
be examined
Current
limit
accuracy
Current
Current
Current
as
Current
%
our
to
current
Cells
a
discloses
160
of
may
this
follow:
Accuracy
Accuracy
our
in
Accuracy
percentage
Accuracy
example,
next.
volts. require
(low
(high
case:
(low
the
power
=
supply,
Examination
that
and
cell)
of
0.00522
these requirement
Our
different
a
medium
current
=
desired
the
----
0.022A
may
of
cells)
cells)
±
=
volt
require
the
cells
analysis.
current
24%
+130
±(0.022A
supply,
Safe
can is
=
±
=
1%)
x
special
Operating
supply
only
The
1.0%
±
±
1.0%
±(0.25%
this
a
as
a
0.022
for
equations
0.25%
±
0.5% x
is:
relatively treatment
Area Curve
0.2
!cell
2A)
of amps,
Icell
x
=
for
+
load
x
high
and
for
amps
max
max
0.00522A
At
we
and
a low
The
current
high
the
that load. current
such
would be
current
Therefore,
low
Rcomp13
volt
+15
requirement
requirement
form:
Rpl3
currents
better
cell.
=
supply
we
100 100
--
=
Is
the
using
off
Substituting
Is
130k
=
Vs
will
exceeds
a
for
is
substituting
will
be
= =
0
1.
percentage
simple
a
the
into
130
--
=
.022
the
100k
a medium
capacity
require
constant
accuracy
direct channel
5909
=
current,
into
has
load
equations,
13
ohms
current
a low
of
rather
equations
become resistor
cell, current
than
the
of
intolerable
rather
have:
we
since
resistive,
a
its
cell.
constant
than
Note
A-7
PROGRAMMING
ULU
PLUG-IN
MODULE
The
should
called
is
Rph3
Rcomp3
Tol
%
remaining
to
go
for
Rpl5
Rph5
=
=
(no Rnes)
a low
and
=
=
100
Is
vs
=
power
current
equations
the
20 Is
20 Is
100
= =
3.0
15.0k
30
=
vs
supply,
channel,
are:
20
= =
0.039
20
=
0.8
=
33.3k
2.5
+
volts,
+50
say
51.3k
25.0k
=
5.
30
15.0
with
Again
2.5
+
low
its constant
=
4.5%
current
current
requirement,
loading
Rcomp5
%
Desensitizing
the
If
inadequate,
is
The
which by
following is
channels disabled channels.
resistor percentage:
vs
=
Tol
(no Rnes)
Out-of-Regulation
the are
installation
the
related
50.0k
=
=
tolerance
being
not
equation
the
to
30
2.5
+
vs
tolerance
window can be opened by
used can have
shorts
of
indicates
supply
how
voltage
30
=
50.0
generated
their
the
in
the and
Rnes
value
the
2.5
+
the
by
using
OUT-OF-REGULATION
location
of
desired
%
1
3.
=
comparison
Rnes·
of
desensitizing
the
tolerance
those
circuitry
fact,
In
indicators
A-8
@
In
circuitry
that
to
would
substitute
Rnes
example above
the
channel
in
volt
+50
Rnes5
ULU
=
%
five
supply,
those
=
PROGRAMMING
30
Tol.
the
was
and a
values
30
nominal
calculated
tolerance
obtain:
to
30
----------
10
30
50.0
PLUG-IN
2.5
percentage
to of
2.5
-
MODULE
tolerance
3.1%.
be
were
10%
4.35k
=
that
If
desired
the
of
were
instead,
comparison inappropriate
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Tektronix
No.
Part
PROGRAMMING
Quantity
PROGRAMMING
ULU
PLUG-IN
MODULE
REPLACEABLE PARTS LIST
PLUG-IN
(UNPROGRAMMED) CHASSIS ASSEMBLY
067-0919-99
Description
670-6047-00
131-0097 -00 131-0293-00 200-0551-00
333-1367 -00 1 386-1447-47 386-1402-04 1 386-3657-01 1 426-0499-07
426-0505-07
064-04
-1
337 348-0235-00 2
058-00
366-1
105-0075-00 105-0076-02
095-00
214-1 214-1280-00
054-00
214-1 214-1061-00 211-0105-00 211-0116-00 213-0192-00 220-0547-01 334-3663-01 334-1378-00 004-07 48-00 004-0241-00 004-0243-00 004-0242-00
1
2 1 1
1
1
2
1 BOLT,
6
1
1
1 1 1 1 1
6 7 6 1 1 1 2 1 1
ECB, Programming plug-in, Unprogrammed (Complete)
Contact
CONNECTOR, Female, CONNECTOR, Male,
COVER, Plug-in ext,
PANEL, Front SUBPANEL,
SUBPANEL,
SUPPORT, Plug-in FRONT SECTION, Plug-in, FRONT SECTION, Plug-in,
SHIELD, Elec, Plug-in Side
SHIELD GASKET, Elec. KNOB,
RELEASE PIN, Spring, 0.187 SPRING, Helical, SPRING, Flat CONTACT, SCREW, 4-40 SCREW, 4-40 SCREW, NUT, 4-40 MARKER, MARKER, BOX, Shipping, 19.55 x 9.0 CUSHION CUSHION CUSHION
Front Rear
0.625
Gray,
Latch
BAR, Latch
Elec,
0.188, Flathead
x x 0.312, Double Sems
6-32 x
0.500, Fillisterhead
l.D. l.D., Ser.
MATL, Pkg, 1/2 MATL, Pkg, End Cap, Front MATL, Pkg, End Cap, Rear
32
Contact
36
Plastic
Top
x 0.485
0.255
x
OD, Stl-Cd-PI
0.1
L x
Music Wire
Cu-Be
No.
x 9.55 in.
Bottom
in.
@
A-13
PROGRAMMING
ULU
PLUG-IN
MODULE
Circuit
CR5001, 5002,
5005, 5006, 5010, 5015, 5016, 5020, 5025, 5026, 5030, 5035, 5036,
5040, 5041, 5045, 5046, 5050,
5055, 5056
No.
5011,
5021,
5031,
5051,
ELECTRICAL
PROGRAMMING
Tektronix
Part No.
670-604 7-00
152-0141-02
CIRCUIT
670-604 7-00
PARTS
BOARD
Description
ECB, Programming
(Complete)
DIODE,
LIST
(UNPROGRAMMED)
1 N4152,
plug-in,
Signal, Si.
Unprogrammed
00011,
5021, 5022,
5031,
5041, 5042,
5051, 5052,
5061, 5062,
5071, 5072,
5081, 5082,
5091, 5092,
5101, 5102,
5111, 5112,
5121, 5122
05013, 5014,
5023, 5024,
5033, 5034,
5043, 5044,
5053, 5054,
5063, 5064,
5073, 5074,
50~3.
5093, 5094,
5103, 5104,
5013, 5014,
5012,
5032,
5084,
151-0188-00
151-0190-00
TRANSISTOR,
TRANSISTOR,
2N3906,
2N3904, Signal, NPN,
Signal, PNP,
Si.
Si.
A-14
ULU
PROGRAMMING
PLUG-IN
MODULE
Circuit
5123, 5124
05015, 5016,
5025, 5026, 5035, 5036, 5045, 5046, 5055, 5056, 5065, 5066, 5077, 5078, 5087, 5088, 5097, 5098, 5107, 5108, 5117, 5118,
5127, 5128
05017, 5018,
5027, 5028, 5037, 5038, 5047, 5048, 5057, 5058, 5067, 5068, 5075, 5076, 5085, 5086, 5095, 5096, 5105, 5106, 5115, 5116, 5125, 5126
No.
ELECTRICAL
PROGRAMMING
Tektronix Part No.
151-0443-00
151-0444-00
CIRCUIT
PARTS
BOARD
670-604 7-00
(UNPROGRAMMED}
Description
TRANSISTOR, MPSA92, Signal, PNP, Si.
TRANSISTOR, MPSA42, Signal, NPN, Si.
LIST
(Cont.}
R5001, 5002,
5018, 5019, 5035, 5036, 5051, 5052, 5066, 5067, 5081, 5082, 5109, 5111, 5125, 5127, 5141, 5143, 5157, 5159, 5173, 5175, 5189,
5191
321-0289-00
RESISTOR, 10.0K, 1/8W,
A-15
1%,
Mtl. Flm.
Circuit No.
ULU
ELECTRICAL PARTS LIST
PROGRAMMING
Tektronix Part No.
PROGRAMMING
CIRCUIT
BOARD {UNPROGRAMMED)
670-604 7-00
PLUG-IN
Description
MODULE
{Cont.)
R5003, 5020,
5037, 5053, 5068, 5083, 5106,
5122, 5138, 5154, 5170,
5186
R5004, 5022,
5039, 5054,
5069, 5084, 5108, 5124, 5140,
5156, 5172, 5188
R5005, 5023,
5040, 5055, 5070, 5085
R5007, 5024,
5041, 5056, 5071, 5086, 5104, 5120
5136, 5152,
5168, 5184
R5008, 5025,
5042, 5057, 5072, 5087,
R5009, 5027,
5049, 5059,
5074, 5089
R5010, 5012,
5028, 5030, 5045, 5047, 5060, 5062, 5075, 5077, 5090, 5092, 5100, 5101, 5116, 5117, 5132, 5133,
321-0200-00
321-0220-00
315-0822-00
315-0202-00
321-0222-00
321-0280-00
315-01 03-00
RESISTOR,
RESISTOR,
RESISTOR,
RESISTOR,
RESISTOR, 2.00K,
RESISTOR,
RESISTOR, 10K,
1.18K, 1/8W,
1.91K, 1/8W,
8.2K, 1 /4W,
2K, 1/4W,
8.06K, 1/8W,
1/8W,
1/4W,
5%,
5%,
5%,
1%,
Mtl. Flm.
1%,
Mtl. Flm.
Carbon
Carbon
1%,
Mtl. Flm.
1%,
Mtl. Flm.
Carbon
A-16
PROGRAMMING
Circuit
5148, 5149, 5164, 5165, 5180,
R5014, 5031,
5048, 5063, 5078, 5093, 5112, 5128, 5144,
5176, 5192 R5016 R5017 R5032, 5049,
5064, 5079,
5094,
5130,
5162, 5178,
5194, 5015 R5096
No.
5181
5160,
5114, 5146,
ULU
PROGRAMMING
PLUG-IN
MODULE
ELECTRICAL PARTS LIST
CIRCUIT
Tektronix Part
No.
315-0102-00
315-0562-00 315-0511-00 315-0563-00
308-0643-00
BOARD
670-6047-00
(UNPROGRAMMED)
Description
RESISTOR,
RESISTOR, RESISTOR, 510, 1/4W, RESISTOR,
RESISTOR,
1
5.6K, 1 /4W,
56K, 1 /4W,
.1
K,
ohm,
(Cont.)
1/4W,
3W,
5%,
5%,
5%,
5%,
Carbon
Carbon
Carbon
Carbon
3%,
WW
R5102, 5105,
5118, 5121,
5134, 5137,
5150,
5166, 5169,
5182, 5185 R5107,
5139, 5155,
5171, 5178
@
5153,
5123,
315-0302,;,00
315-0912-00
A-17
RESISTOR,
RESISTOR,
3K, 1/4W,
9.1k, 1/4W,
5%,
5%,
Carbon
Carbon
CHANNEL 7
CHANNEL
8
CHANNEL 9
CHANNEL
10
CHANNEL
11
CHANNEL
12
CHANNEL
~).
1
CHANNEL
2
CHANNEL 3
CHANNEL4
CHANNEL 5
Component
PROGRAM
6
70-6418-00
Location
BOARD
CHANNEL
670-6047-00,
& 6
70-6419.-00
6
Diagram
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