GSE 350 IS, 355 IS Technical Reference Manual

GSE
Model
350/355
IS
I
N
TRI
N
SIC
A
LLY
S
A
F
E
INDICATUR
Technical
Reference
Manual
Version
1.0
,
--
Model
350/355
IS
Technical Reference
Manual
Version
1.0
GSE
3501s
Intrinsically
Safe
Technical
Reference
Manual
Copyright
0
2004
GSE
Scale
Systems.
All
rights
reserved.
Published
by:
GSE
Scale
Systems
42860
Nine
Mile
Road
Novi,
MI
48375
USA
Information
in
this
Operation
Manual
is
subject
to
change
without
notice
due
to
comction
or
enhancement.
The
information
descriw
in
this
manual
is
solely
the
property
of GSE.
No
part
of
this
manual
may
be
reprduced
or
transmittal
in
any
form
or
by
any
means,
electronic
or
mechanical,
including
photocopying
and
recording
and
sold
for
any
monetary
figure
without
the
express
written
permission
of
GSE.
GSE
Locations
GSE
Scale
Systems
42860
Nine
Mile
Road
Novi,
MI
48375
U.S.A.
Phone:
(800)
755-7875
www
.me-inc.com
GSE
Canada,
Inc.
617
East
Lake
Road
Airdrie,
Alberta
Canada
T4B
2B8
Phone:(403)
948-992
I
Fa:
(403)
948-
1449
Table
of
Contents
CHAPTER
1:INTRODUCTION
...................................................................................................................................
1
H
A
ZAR
DO
U
S
A
R
E
A
Gu~~E~~Es
....................................................................................................................................
1
Hazard
Grouping
.....................................................................................................................................................
1
Duration
of
Hazard
..................................................................................................................................................
2
Temperature
Codes
..................................................................................................................................................
2
Definitions
................................................................................................................................................................
4
Entity
Evaluation
Concept
.......................................................................................................................................
4
Entity
Rating
Definihons
..........................................................................................................................................
5
Entiry
Rarings
...........................................................................................................................................................
5
APPROVAW
...................................................................................................................................................................
6
S
TANDAR
D
F
U
NCT
ION
S
.................................................................................................................................................
7
S
T
AN
DARD
F~ATURES
...................................................................................................................................................
7
SPECIFICATIONS
............................................................................................................................................................
7
DISPLAY
........................................................................................................................................................................
8
LED
Display
.............................................................................................................................................................
8
LCD
Display
............................................................................................................................................................
9
Annunciators
............................................................................................................................................................
9
350
IS
KEY
PAD
...........................................................................................................................................................
9
Secondaty
Functions
..............................................................................................................................................
10'
355
KEYP .................................................................................................................................................................
11
WEIGH
M
O
D
E
FUNCTIONS
...........................................................................................................................................
f2
CHAFIER
2:
INSTALLATION
..................................................................................................................................
13
S
YSTEM
D
I
A
G
R
AM
S
.....................................................................................................................................................
13
O
UTLIN
E
D
RAW
I
N
G
S
...........!
.......................................................................................................................................
13
L
O
AD
C
ELL
C
O
N
N
EC
T
I
O
N
S
..........................................................................................................................................
14
C
O
MM
U
N
I
C
A
T
I
O
N
P
O
R
T
CONN~IONS
.......................................................................................................................
15
REMOTE
KEY
CONNFLTIONS
.......................................................................................................................................
15
H
A
ZAR
DO
U
S
A
R
E
A
O
PTI
O
N
S
.......................................................................................................................................
16
Battery
Power
Supply { Externa
1)
...........................................................................................................................
16
5
Volt
and
8
Volt
Excitation
...................................................................................................................................
17
CHAPTER
3:
CONFIGURATION
..............................................................................................................................
18
-
AC
to
DC
Power
Supply
(External)
.......................................................................................................................
16
E
NTER
IN
G
THE
SETUP
M
O
D
E
(M
O
DEL
350
1s)
............................................................................................................
18
S
E
LECT
IN
G
A
P
ARAM
ETE
R
...........................................................................................................................................
19
C
H
A
NGIN
G
A
P
A
RAMETE
R
V
ALU
E
...............................................................................................................................
21
Selection
Parameters
.............................................................................................................................................
21
K
E
Y
-
I
N
P~AMETERS
..................................................................................................................................................
21
S
AVI
N
G
P
A
R
AMETE
R
S
.................................................................................................................................................
22
F
A
CTOR
Y DE
F
A
U
L
T
.....................................................................................................................................................
24
L
IST
O
F
PARAMETERS
..................................................................................................................................................
25
E
NTE
R
IN
G
THE
SEIWP
M
O
D
E
(MODEL
355
1s)
............................................................................................................
19
Parameter
Map
Details
..........................................................................................................................................
27
Elements
of
a
Custom
Transmit
.............................................................................................................................
34
Writing
a
custom
transmit
ASCZZ
textfile
..............................................................................................................
34
Entering
ASCII
Text
...............................................................................................................................................
35
Entering
ASCII
Control
Codes
...............................................................................................................................
35
PREsET
TRANSMIT
SELECTIONS
..................................................................................................................................
32
CUSTOM
TR~SM
rr
..................................................................................................................................................... 34
Accessing
Setup
and
Clearing
Existing
Custom
Transmit
.....................................................................................
34
Parameter
Selecrion
Numbers
................................................................................................................................
37
I
..
Exiting
Setup
Mode
and
Saving Changes
..............................................................................................................
38
PARTS
COUNTING
........................................................................................................................................................
38
SETPOINT
SrrUP
..........................................................................................................................................................
40
Activation Methods (General)
................................................................................................................................
40
Pre-acls
(General)
.................................................................................................................................................
41
ham
Feature
(General)
........................................................................................................................................
41
Pause Fearure
{General)
.......................................................................................................................................
41
Changing
Targets
from the
Weigh
Mode (General)
..............................................................................................
42
Bargraph
(General)
...............................................................................................................................................
43
P
E
RCENT
AGE
CHECK-WEIGAING
.................................................................................................................................
46
Setpoint
Activation {Percentage
Check
-
Weighing)
................................................................................................
46
Changing
Targets
from
the
Weigh
Mode
(Percentage
Check- Weighing)
..............................................................
46
Example
(Percentage Check- Weighing)
................................................................................................................
47
FLL
.............................................................................................................................................................................
48
Activation
Merhod
(Fill)
.........................................................................................................................................
48
Pre-acts
(Fill)
.........................................................................................................................................................
48
Learn
Feature
(Fill)
...............................................................................................................................................
49
Pause
Feature
(Fill)
...............................................................................................................................................
49
Changing Targets
from
the
Weigh
Mode
(Fill)
......................................................................................................
49
Example
(Fill)
........................................................................................................................................................
49
B
A
TC
H
49-
Activation Method (Batch)
.....................................................................................................................................
50
Pre-acts
(Batch)
.....................................................................................................................................................
50
ham
Feature
(Batch)
...........................................................................................................................................
50
Pause
Feature
(BatchJ
...........................................................................................................................................
50
Exumple
(Eatchl
.....................................................................................................................................................
51
D
IS
C
H
ARGE
.................................................................................................................................................................
51
Activation
Method
(Discharge)
..............................................................................................................................
52
Pre-acts
(Discharge)
..............................................................................................................................................
52
Learn
Feature
(Discharge)
....................................................................................................................................
52
Pause
Feature (Discharge)
....................................................................................................................................
53
Example
(Discharge)
.............................................................................................................................................
53
B
O
T
H
...........................................................................................................................................................................
53
Activation
Method
(Both)
.......................................................................................................................................
54
Pre-acts (Both)
.......................................................................................................................................................
54
Change
Target
Weight
Example
(General)
............................................................................................................
43
<
.........................................................................................................................................................................
Changing
Targets
from the
Weigh
Mode
(Batch)
..................................................................................................
50
...
Target Changesfrom
(he
Weigh
Mode
(Discharge)
..............................................................................................
53
bum
Feature
(Both)
.............................................................................................................................................
54
Pause
Feature
(Borh)
.............................................................................................................................................
55
Target
Changesfrom
the
Weigh Mode
(BothJ
.......................................................................................................
55
Setpoinr
Activation
(Absolute
Check
-
Weighing)
....................................................................................................
56
Changing
Targetsfrom
the
Weigh
Mode
(Absolute
Check
-
Weighing)
.................................................................. 56
Setpoint Activation {Independent)
..........................................................................................................................
58
Changing Targets
from
the
Weigh
Mode
(Independent)
........................................................................................
58
Example
(Independent)
..........................................................................................................................................
59
TARGET
DEVIATION
CHECK-WEIGHING
......................................................................................................................
59
Setpoint
Activation
(Target Deviaiion
Check
-
Weighing}
.......................................................................................
60
Changing
Targets
from
rhe
Weigh
Mode
(Target Deviation Check- Weighing)
.....................................................
60
Example
(Target Deviation
Check
-
Weighing)
.......................................................................................................
61
BARGRAPH
SETUP
(LCD)
............................................................................................................................................
61
T
IM
E
AND
D
A
TE
SEiTl.JP
(MODEL
350
1s)
.....................................................................................................................
63
Example
(Borh)
......................................................................................................................................................
55
ABSOLUTE
C
HECK
-
W
E
IGH
IN
G
.....................................................................................................................................
55
Example
(Absolure
Check-Weighing)
.....................................................................................................................
57
I
NDEPENDENT
SETPOINT
O
P
E
RAT
I
O
N
..........................................................................................................................
57
7
.....
..
TIME
AND
D
A
T
E
SETUP
(MODEL
355
1s)
.....................................................................................................................
65
66
R
E
M
O
TE
KEY
O
PERAT
I
O
N
R
E
MOT
E
S
E
RIAL OPER
A
TION
.......................................................................................................................................
66
Display
Capture
Ufdity
..........................................................................................................................................
67
U
P
G
RAD
E
I
N
D
I
C
A
TOR
F
IR
M
W
A
R
E
................................................................................................................................
67
Prepare
for
upgrade
...............................................................................................................................................
68
Load
Flash
File
......................................................................................................................................................
68
...........................................................................................................................................
CHAPTER
4:
CALIBRATION.
...................................................................................................................................
69
S~P
M
O
D
E
CALIBRATION
........................................................................................................................................
69
F
A
S
T
C
A
LIBRAT
I
O
N
.....................................................................................................................................................
69
P
E
RFOR
M
IN
G
C
A
LIB
R
A
T
I
O
N
........................................................................................................................................
69
First
Zero
...............................................................................................................................................................
70
Last
Zero
................................................................................................................................................................
72
ESTABLISHNG
ZERO
...................................................................................................................................................
70
c
False
Zero
..............................................................................................................................................................
74
Only
Zero
............................................................................................................................................................... 76
E
S
T
A
BLISH
IN
G
A
SPAN
................................................................................................................................................
79
Reset
Calibration
...................................................................................................................................................
77
E
X
IT
IN
G
C
A
LIBRAT
I
O
N
................................................................................................................................................
80
CHAPTER
5:
LEGAL
FOR
TRADE
.......................................................................................................................... 82
.
NTEP
R
E
Q
U
IREM
ENT
S
................................................................................................................................................
82
OML
R
E
Q
U
IR
EM
ENT
S
................................................................................................................................................
82
O
THER
RE~uIREMENTs
...............................................................................................................................................
83
S
EALIN
G
A
N
D
A
U
D
IT
TRAU
......................................................................................................................................
83
Physical
Seal
..........................................................................................................................................................
84
Audit
Trails
............................................................................................................................................................
84
CHAPTER
7:
TROUBLESHOOTING
.......................................................................................................................
86
E
RROR
MESSAGE^
.......................................................................................................................................................
86
Operation
a
1
Err0
rs ................................................................................................................................................
86
Setup
Mode Errors
.................................................................................................................................................
87
Calibration
Errors
.................................................................................................................................................
88
Communication
Errors
..........................................................................................................................................
88
Miscellaneous
Errors
.............................................................................................................................................
88
VIEWING
SrrUP
...........................................................................................................................................................
89
IN~RMATION
M
O
D
E
PARAMETERS
.............................................................................................................................
89
A/D
C
A
LIBRAT
I
O
N
P
ROCE
DUR
E
..................................................................................................................................
91
Hardware
Errors
................................................................................................................................................... 87
CHAPTER
I~INTRODUCTION
4
Thank
you
for
selecting
the
GSE
Model
3501355
Intrinsically
Safe
Indicator.
The
Model
350
and
Model
355
IS
continue
the
GSE
tradition
of
Excellence
in
Weighing. A properly
installed
and
maintained
Model
350
or
Model
355
IS
will
provide
many
years
of
reliable, accurate
performance.
IEUCENELEC
Acetylene Group
IIC
Class
XlGroup
A
Hydrogen
(Group
IIB
+
Hz)
Class
YGroup
B
The
chapters
of
this
manual
focus
on
various
aspects
of
the
Model
3501355
IS:
Methane
Metal
Dust
Coal Dust
Grain
Dust
Fibers
4
CI
Chapter
1:
Introduction
Chapter
2:
Installation
Chapter
3:
Configuration
Chapter
4:
Operation
Chapter
5:
Calibration
Chapter
6:
Troubleshooting
Group
I
*
Mining
*
None
Class
IYGroup
E
None
Class
IyGroup
F
None
CIass
IYGroup
G
None
Class
UI
Hazardous
Area
Hazardous
Area
Guidelines,
Features
and
Specifications.
Installation
of
Indicator
and
Options.
Setup the
350/355
IS
to
a*specific
application.
Using
the
Model
3501355
IS.
Calibrate
the
indicator
to
a
scale.
Troubleshooting
help
and
error
messages.
Guidelines
The
GSE
Models
3501s
and
3551s
instruments
are
approved
by
FM
Approvals
as
intrinsically
safe
for
use
in
hazardous
areas.
An intrinsically
safe
device
has
been
proven
through
calculation
and
testing that
it
cannot
produce
enough electric
or
thermal
energy
under
normal
or
fault
conditions
to
cause ignition
of
flammable
material
present
in
the
atmosphere.
The
hazardous
area
is
defined
in
terms
of
how
long
the
hazard
is
present,
how
easily
it
is
ignited,
and
what
maximum temperature
can
be
present.
H
AZAR
D
G
R
O
U
PIN
G
I I
GadDustlFiber
I
US
[NEC
505)
1
US
(NEC5001-
1
I
2
I
Ethvlene
I
Groua
IIB
t
Class
IlGroun
c
I
..
I
I-,
I
I
I
"
I
Pronane
I
Grow
IIA
I
ClassllGrou~D
1
h
DURATlON
OF
HAZARD
US(NEC500)
I
Division
1
Division
2
T
EMP
ERA
T
U
R
E
C
O
D
E
S
Class
I,
Division
I,
Groups
A,
B,
C
&
D
Class
I,
Division
1
locations
are
those
in
which
hazardous
concentrations
of
flammable
gases
or
vapors
exist
continuously, intermittently
or
periodically
under
normal
operating
conditions.
Electrical equipment
for
use
in
such
locations
may
be
“explosion
proof,”
“intrinsically
safe,”
“purged”
or
otherwise
protected
to
meet
the intent
of
Articles
500
of
the
National
Electrical
Code@.
Explosion
proof
protection consists
of
equipment
designed
to
be
capable
of
containing
an
internal
explosion
of
a
specified
flammable
vapor-air
mixture.
In
addition,
the
equipment must operate at
a
safe
temperature
with
respect
to
the
surrounding
atmosphere.
Intrinsically
safe
electrical
equipment
and
associated
wiring
are
incapable
of
releasing sufficient
electrical
or
thermal
energy
to
cause
ignition
of
a
specific
hazardous
material
under
“normal”
or
“fault”
operating
conditions.
Normal
operation
assumes
maximum
supply
voftage
and
rated
environmental
extremes;
fault
conditions
assume
any
single
or
dud
independent
electrical
faults
plus
field
wiring
open,
shorts
or
connections
to
ground. Equipment
rated
as
intrinsically
safe
is
recognized
by
Article
500
as
safe
for
use
in
hazardous
locations
without
special
enclosures
or
physical
protection that
would
otherwise
be
required.
Purged
systems
have
fresh
air
or
an
inert
gas
under positive
pressure
to
exclude
ignitable
quantities
of
flammables
from
the
electrical
equipment
enclosure.
Equipment
Approved
for
Division
1
locations
shall
be
permitted
in Division
2
locations
of
the
same
class,
group
and
temperature
class.
2
Class
I,
Division
2,
Groups
A,
8,
C
&
D
Class
I,
Division
2
locations
are
those in which hazardous concentrations
of
flammables exist only
under
unlikely
conditions
of operation.
As
such,
equipment
and
associated
wiring
which
are
incapable
of
reIeasing
sufficient electrical
and
thermal
energy
to
ignite
flammable
gases
or
vapors
under
“normal”
operation
and
environmental conditions
are
safe
to
use
in
Class
I,
Division
2
locations.
Class
I,
Zone
0,
Groups
IIC,
fIB & IIA
A
Class
I,
Zone
0
location
is
a
location
(I)
in which ignitible concentrations
of
flammable
gases
or
vapors
are
present continuously;
or
(2)
in which ignitible concentrations
of
flammable gases
or
vapors
are
present
for
long
periods
of
time. Electrical apparatus for
use
in
such
locations
may
be
type
of
protection “ia”
Intrinsic Safety.
Class
I,
Zone
1,
Groups IIC,
1IB & IIA
A
Class
I,
Zone
1
location is a location
(I)
in
which
ignitible concentrations
of
flammable
gases
or
vapors
are
likely
to
exist
under
normal
operating conditions;
or
(2)
in
which
ignitible concentrations
of
flammable
gases
or
vapors
may
exist
frequently
because
of
repair
or maintenance operations
or
because
of
leakage;
or
(3)
in
which
equipment
is
operated
or
processes
are
carried
on,
of
such
a
nature
that
equipment
breakdown
or
faulty operations could
result
in
the
release
of
ignitible concentrations of flammable
gases
or
vapors
and
also
cause
simultaneous
failure
of
electrical
equipment
in
a
mode
to
cause
the electrical equipment
to
become a source
of
ignition;
or
(4)
that
is
adjacent to
a
Class
I,
Zone
0
location
from
which
ignitible
concentrations
of
vapors
could
be
communicated, unless communication
is
prevented
by
adequate
positive
-
pressure
ventilation
from a source
of
clean air
and
effective
safeguards
against ventilation failure
are
provided. Electrical apparatus
for
use
in
such
locations
may
be
type
of
protection
“d”
Flameproof,
“e”
Increased
Safety,
“ib”
Intrinsic
Safety,
“m”
Encapsulation,
“0”
Oil Immersion,
“p”
Pressurized
or
“q”
Pow
der-Fil
led.
Note:
Electrical
apparatus
Approved
for
use
in
Class
I,
Zone
0
locutions
shall
be
permitted
in
Class
I,
Zone
1
locations
of
the
same
gas
group
and
temperature
class.
Class
I,
Zone
2,
Groups
IIC,
IIB
&
tlA
A
Class
I,
Zone
2
location
is
a
lmation
(I)
in
which
ignitible concentrations
of
flammable
gases
or
vapors
are
not
likely
to
occur
in
normal
operation
and
if
they
do
occur
will
exist
only
for
a
short
period;
or
(2)
in
which volatile
flammable
liquids, flammable
gases
or flammable
vapors
are
handled,
processed
or
used,
but
in which
the
liquids,
gases
or
vapors
normally
are
confined within
closed
containers
or
closed
systems
from
which
they
can
escape
only
as
a
result
of
accidental
rupture
or
breakdown
of
the
containers
or
system
or
as
the
result
of
the
abnormal
operation
of
the
equipment
with
which
the liquids
or
gases
are
handled,
processed
or
used;
or
(3)
in
which
ignitible concentrations
of
flammable
gases
or
vapors normally
are
prevented
by
positive
mechanical
ventilation,
but
which
may
become
hazardous
as
the
result
of
failure
or
abnormal
operation
of
the ventilation equipment;
or
(4)
that is adjacent
to
a
Class
I,
Zone
1
location,
from
which
ignitible
concentrations
of
flammable
gases
or
vapors
could
be
communicated. unless
such
communication
is prevented
by
adequate positive-pressure ventilation
from
a
source
of
clean
air
and
effective
safeguards
against
ventilation
failure
are
provided.
Electrical
apparatus
for
use
in such locations
may
be
type
of
protection
“nA”
Non-Sparking, “nC” Protected contacts,
“nR”
Restricted Breathing
or
“p”
Pressurized.
Note:
Electrical
apparatus
Approved
for
use
in
Class
I,
Zone
0
or
Zone
I
locations
shall
be
permitted
in
Class
I,
Zone
2
locations
of
rhe
same
gas
gruup
and
temperature
class.
Class
II,
Divisions
1 & 2,
Groups
E,
F
&
G
Electrical equipment suitable
for
use
in
Class
11
locations,
as
defined
by
the
National
Electrical
Code@,
is
constructed to
exclude
ignitable
amounts
of
dust
from
the equipment enclosure.
Approved
equipment
of
this
type
has
also
been
evaluated
to
assure
that
hazardous
sudace
temperatures
do
not
exist.
Equipment
listed
as
3
suitable
for
Class
II
locations
is
“dust-ignitionproof”
or
otherwise designed
to
meet
the
intent
of
Articles
500
and
502
of
the National
Electrical
Code@.
Class
111,
Divisions 1 &
2
Class
HI
lccations
are
those
which
are
hazardous
because
of
the
presence
of
ignitable
fibers
or
flyings.
Equipment listed for installation in
Class
ID
locations is
designed
to
exclude
the
fibers
and
flyings
from
the
equipment enclosure
and
to
function without developing excessive
surface
temperatures.
D
EFINITION
S
Associated
Apparatus - Apparatus, including
Category
ia
and
ib apparatus,
in
which
the
circuits
are
not
necessarily
intrinsically
safe
themselves, but
which
affect
the
energy
in the intrinsically
safe
circuits
and
are
relied
upon
to maintain intrinsic
safety.
Associated
electrical
apparatus
may
be
either:
a)
Electrical
apparatus
that
has
an
alternative type
of
protection
for
use
in
the appropriate potentialiy
flammable
atmosphere.;
or
b) Electrical
apparatus
not
so
protected
and thus not suitable
for
use
in
a
potentially flammable
atmosphere.
ContruZ
Drawing
-
A
drawing
or
other
document
provided
by
the
manufacturer
of
the
intrinsically
safe
or
associated
apparatus
that details
the
allowed
interconnections
to
other
circuits
or
apparatus.
If
the
intrinsi
-
cally
safe
ox
associated apparatus
is
investigated
under
the
entity
concept.
the
control
drawing
will
indude
the applicable electrical
parameters
to
permit
selection
of
apparatus
for
interconnection.
Entity
Evaludion
Concept
-
A
method used
to
determine acceptable combinations
of
intrinsically
safe
apparatus
and
connected
associated
apparatus
that
have
not
been
investigated
in
such
combination.
Harardous
(Clrassiflcation)
Lmation:
A
location
in
which
fire
or
explosion
hazards
may
exist
due
to
an
explosive atmosphere
of
flammable
gases
or
vapors,
flammable
liquids. combustible
dust.
or
easily
ignitable
fibers
or
flyings.
Intrinsically
Safe
Circuit
-
A
circuit in
which
any
spark
or
thermal
effect,
produced
either normally
or
in
specified fault conditions,
is
incapable,
under
the
test conditions
prescribed
in
this
standard,
of
causing
ignition
of
a
mixture
of
flammable
or
combustible
material
in
air
in
the
mixture’s
most
easily
ignited
concentration.
Nonincendive
Circuit
-
A
circuit,
other
than
field
wiring,
in which
any
arc
or
thermal
effect
produced
under
intended operating conditions
of
the
equipment
is
not
capable, under specified test conditions,
of
igniting
the
flammable
gas-air,
vapor-air,
or
dust-air mixture.
._
E
NTITY
E
VALUATION
C
ONCEPT
The
Model
35015
and
3551s
indicators
have
been
approved
under
the
entity
evaluation
concept,
which
allows
the
interconnection
of
intrinsically
safe
devices
in
hazardous
areas
even though these devices
were
not specifically
approved
in
this combination. This
means
that not only
can
the instrument
be
used with
GSE
FM
Approved Ioadcells
and
peripherals, but
they
can
also
be used with
any
manufacturer’s
FM
Approved
loadcells and
peripherals
provided
that they
have
matching
entity ratings
and
are
approved
for
the
appropriate
hazardous
area.
The
criteria
for
interconnection
is
that
the maximum input
voltage
and
current, which intrinsically
safe
apparatus
can
receive
and
remain intrinsically
safe,
considering faults, must
be
equal
to
or
greater than the
maximum
output
voltage
and
current
levels
which
can
be
delivered by the associated
apparatus,
considering
faults
and
applicable factors.
In
addition,
the
maximum
internal
capacitance
and
inductance
of
the
intrinsically
safe
apparatus, including ihterconnecting wiring,
must
be
less
than
or
equal
to
the
maximum
allowed capacitance
and
inductance which
can
be
safely
connected
to
the
associated
apparatus.
If
these
4
criteria
are
met,
then
the
combination
may
be
connected
and
remain intrinsically
safe.
If
the
specific
capacitance
and
inductance
ratings
of
the
wiring
are
unknown,
use
a
capacitance
of
6OpF/ft
and
an
inductance
of
0.2uWft.
When
connecting
a
Model
350IS
or
3551s
to
another
intrinsically
safe
device,
the
entity
ratings
must
be
compared
and satisfy
the
conditions
shown
in
the
following
table.
voc
ISC
Ca
1
.
35OIS3551S
Indlcatoc
IC
Condition
1,.
Intrinsicall$f$afq@evice
\I
<=
Vmax
or
Ui
<=
Imax
or
Ti
>=
Ci
+
cable
caDacitance
La
>=
I
Li
+
cable
inductance
E
NTITY
R
A
T
I
N
G
D
E
FI N
ITI
O
N
s
Pn
I
<=
Voc
or
Uo
-
the
maximum
open
circuit
voltage
that
may
be
present
at
the
specified terminals
Isc
or
Io
-
the mimum
short
circuit
current
that
may
be
present
at
the
specified
terminals
Ca
or
Co
-
the
maximum
capacitance
that
may
be
connected
to
the
specified
terminals
La
or
Lo
-
the
maximum
inductance
that
may
be
connected
to
the
specified
terminals
Po
-
the
maximum output
power
from
the
specified
terminals
LolRo
-
inductance to resistance
ratio
that
indicates the maximum
inductance
per
ohm
of
resistance
that
can be
connected
to
the
specified
terminals
Vmax
or
Ui
-
the
maximum
voltage
that
may
be
connected
to
the
specified
terminals
Imax
or
Ii
-
the
maximum
current
that
may
be
connected
to
the
specified
terminals
Ci
-
the
capacitance
present
at
the
specified
terminals
Li
-
the
inductance
present
at
the
specified
terminals
Pi
-
the
maximum
power
that
may
be
supplied
to
the
specified terminals
LilRi
-
the
maximum
internal
inductance
to
resistance
ratio
at
the
specified
terminals
Pi
E
NTITY
R
A
T
I
N
G
s
5
Approvals
The
Model
3501s
and
3551s
indicators
and
options
have
been
approved
for
the
following
hazardous
areas:
5V
Excitation)
!OH35MK3010
!OH350-04)020
!OH355-000IO
30H355-00030
vi3501StM355IS
8V
Excitation)
!OH350-00011
!OH350-00030
!OH35
5-00020
30H350-0002
1
!OH350-0003
I
!OH355-00011
lOH355-0002
1
lOH355-00031
3attery
Power
Supply
Option
14B3502-201CO
4C-DC
Power
Supply
Option
:single output
used)
Z4H3501-200CO
4C-DC
Power
Supply
Option
:dual
outputs
used)
24H350
1
-2OOCO
Intrinsically
Safe
for Class
I-BI,
Division
1 , Group
A-G
Intrinsically
Safe
for
Class
I,
Zone
0,
Group
LIC-IIA
Nonincendive
for
Class
I,
Division
2,
Group
A-D
Nonincendive
for
Class
I,
Zone
2,
Group
IIC-IIA
Suitable
for
use
in
Class
II-111,
Division
2,Group F-
G
Temperature
ccde
T4
(Ta=50°C)
Intrinsically
Safe
for
Class
I-III,
Division
1,
Group
C-G
Intrinsically
Safe
for
Class
I,
Zone
0.
Group
ILB-ILA
Nonincendive
for
Class
I,
Division
2,
Group
A-D
Nonincendive
for
Class
I,
Zone
2,
Group
IlC-II.4
Suitable
for
use
in
Class
11-III,
Division
2,Group F-
G
Temperature
code
T4
(Ta=50DC)
Intrinsically
Safe
for
Class
I-LII,
Division
1,
Group
A-G
IntrinsicaIIy
Safe
for
Class
I,
Zone
0,
Group
XXC-IL4
Nonincendive
for
Class
I,
Division
2,
Group
A-D
Nonincendive
for
Class
I,
Zone
2,
Group
IIC-IIA
Suitable
for
use
in
Class
D-III,
Division
2,Group
F-G
Temperature
code
T2D
(Ta=SO"C)
Associated
Apparatus
with
Intrinsically
Safe
Connections
for
Class
T-m,
Division
1,
Group A-
G
Encapsulated
for
use
in
Class
I,
Zone
I,
AEx m lib]
Group
IIC-IIA
Nonincendive
for
Class
I,
Division
2,
Group A-
D
Nonincendive
for
Class
I,
Zone
2,
Group
UC-IIA
Suitable
for
use
in
Class
II-HI,
Division
2,Group
F-G
Suitable
for
use
in
Class
1-111,
Division
I
,Group
A-G*
Temperature
code
T4
(Ta=SO"C)
*
When
installed
in
a
Class
1-111,
Division
I,
Group
A-G
location,
conduit must
be
used
on
the
AC
supply cable.
Assdated
Apparatus
with
Intrinsically
Safe
Connections
for
Class
I-III,
Division 1,
Group
C-G
*
Encapsulated
for
use
in
Class
I.
Zone
0,
Group
IIB-IIA
*
Nonincendive
for
Class
I,
Division
2,
Group
C-D
Nonincendive
for
Class
I,
Zone
2,
Group
1B-IIA
Suitable
for
use
in
Class
II-111,
Division
2,Group
F-G
Suitable
for
use
in
Class
1-111,
Division
1,Group
C-G*
Temperature
code
T4
(Ta=50°C)
*
When
installed
in
a
Class
1-111,
Division
€,
Group
C-G
lmation,
conduit must
be
used
on
the
AC
supply
cable.
r
Standard
Functions
/-
r
-
The
Model
350
and
355
IS
indude
built-in
functions
that
you
can
enable
through
the
Indicator
Setup.
Refer
to
Chapter
3:
Configuration
for
information
on
the
setup
and
operation
of
the
foIlowing
standard
functions:
Check-weighing
Parts
counting
Remote
key
operation
Custom
data'transmissions
Selectable,
built-in
data
transmission
formats
Standard
Features
a
Three
display
choices
(LCD,
LCD
backlit
and
LED).
LED
model
uses
low
current
high
efficiency
display
digits
and
annunciators
to
save
battery
life
and
adds
brightness
to
dimly
lit
areas.
Real
time clock
with
battery
backed
time
and
date.
Two
RS-232
communication
ports.
Model
355
has
a
numeric
keypad
Stainless
Steel
washdown
enclosure
Up
to
(4)
350
ohm
loadcells
Easily
update
firmware
via
the
RS-232
port
Specifications
PERFORMANCE
Full
ScaIe
(F.S.)
ResoIution
AID
Conversion
Zero
Track
Operating
Temperature
Units
of
Measure
ELECTRICAL
Power
Requirement
Excitation
Voltage
Excitation
Current
F.S.
Signal
Input
Signal
Connection
Selectable
0
to
999,999
20-bit
AID
converter,
100,ooW
displayed,
l,MH),OOOd
internal
60
HZ
0 - 100%
of
Full
Scale
-
10°C
to
+40T
Ib,
kg,
02,
g,
Ib-02
Input
(J14):
5.1V
-
12V
DC
5WXor8VDC
57
mA
max.
(5V
EXC)
or
91mA
max.
(8V
EXC)
/
(4)
350a
bridge
0.1
mVN
min
-
10
mVN max
4
lead
or
6
lead
with
sense
PROCESS
CONTROL
Remote
Input
EN
CLOSURE
Shipping
Weight
Material
Mounting
2
momentary
contact
closure
(1OOms
minimum)
TARE,
PRINT,
ZERO
7
Ib
(3
kg)
304
Stainles
Steel,
NEMA
4xflP66
Design
2
swivel
brackets
are
available
for
battery
or
AC
operation
7
r.
DISPLAY
LED
LCD
COMMUNICATION
KEYPAD
350
IS
355
IS
RS-232
6-digit
weight
display,
0.8'
(22mm) height
12
LED
annunciators
for
operational
status
&digit
weight
display,
1.0'
(25.4")
height
12
LCD
anhunciators for
operational
status.
Built
in
LCD
status
bargraph.
Also
available
with
backlight
(2)
RS232
communication
ports,
1
with
hardware
handshaking
.-Five
key,
durable
elastomeric
(rubber)
22
key,
full
numeric,
durable elastomeric
(rubber)
SAFE
AREA
OPTIONS
Battery
Charger
HAZARDOUS
AREA
OPTIONS
Battery
Charges
completely discharged
battery
option
in
3.5
hours
Universal
AC
input
85-265VAC
50160
Hz
Stainless
steel
enclosure,
mounts
to
indicator
swivel
bracket.
200
hours
continuous
use
with
LCD
display
3-
1
loadcell,
and
100
hours
continuous
use
with
LED
display + 1
loadcell.
Charge
time
3.5
hours
with
battery
charger
option.
AC
to
DC
Power
Supply
Stainless
steel
enclosure.
Powers
up
to
2
indicators
(2
indicators
can
only
be
powered
in
Groups C-
G
hazardous
area).
Wall
mount.
Universal
AC
input
90-250VAC,
50/60
Hz.
Power
Extension
Cable
Allows
the
AC-DC
power
supply
to
be
mounted
away
from
the
indicator.
25
feet
and
50
feet
lengths
available.
..
Display
The
Model
350
and
355
intrinsically
safe
indicators
are
available
with
a
six
digit,
7-segment
red
LED
display,
six
digit,
7-segment
black
LCD
display
or
7-segment
backlit
LCD
display.
The
Model
350
and
355
IS
will
display
alphanumeric
data,
but
due
to
the
nature
of
7-segment
LEDs/LCD
and
the
limitation
of
six
digits,
some
information
is
abbreviated.
All
segments
and
annunciators
are
illuminated
for
a
brief
display
test
upon
power
up.
The
current
gross
weight
is
then
displayed
in
default
units.
LED
D
ISPLA
Y
The
LED
display
is
a
six
digit, 7-
segment
bright
red
LED
screen
with
12
annunciators
to
show
weight
and
status
information.
The
SP1,
SP2,
and
SP3
annunciators
are
red,
green,
and
yellow.
Also
there
is
an
annunciator
for
a
third unit under
kg.
Place
the
third
unit
label above
the
third annunciator
(the
third
unit
is
available
on
both
the
LED
and
LCD
displays).
See
page
28
for
third
unit
setup.
Figure
1:
Model
3501355
IS
LED
Display
a
LCD
D
ISPLA
Y
The
LCD
display
is
a
six digit,7-segment
black
LCD
screen
with
12
annunciators
and
a
bargraph
to
show
the
operational
status.
Figure
2:
Model
350/355
IS
LCD
Display
<
A
N
NUNCI
A
T
ORS
Annunciators
provide
mode
and
status
information. When ilIuminated,
they
indicate
the
folIowing
conditions:
SPl
SP2 SP3
+Ot
MOTION
LO
GROSS
NET
QTY
kg
Ib
Ox,
lb
02,
g
350
IS
KEYPAD
Setpoint
#1
activated
(relay
1
closed).
Setpoint
#2
activated (relay 2 closed).
Setpoint
#3
activated (relay 3 closed).
Displayed
weight
is
at
center-of-zero
(5
'/4
display
graduation).
Scale
is
in
motion. Motion inhibited
transmits
and motion inhibited setpoint
activation will
be
delayed
until
motion
ceases.
Lights when
the
battery
reaches a low
tolerance.
Displayed
value
represents
the
current
gross
weight.
Displayed value
represents
the
current net weight.
Displayed
value
represents
the
current
piece
quantity (Count).
The
displayed
value
is
represented
in pounds.
The
displayed value
is
represented in
kilograms.
The
displayed
value
is
represented
in
either
ounces,
pound
ounces
or
grams.
The
Model
350
IS
offers
a
sealed
5-button
elastomer
keypad
is
used
for
operator
input.
Each
key
is
assigned
two distinct functions.
Various
key
combinations
are
also
used.
Each
key
has
secondary functions; allowing
an
operator
to
enter
target
values,
perform
piece
samples,
access
setup
parameters,
etc.
I
I
Figure
3:
Model
350
IS
Keypad
9
S
E
C
O
NDA
R
Y
F
U
NCT
I
ONS
.
-..
The
Model
350
IS
keypad
performs
different functions
in
the
Weigh
Mode,
the
Setup
Mode,
and
the
Calibration
Mode.
Secondary
functions
for
each
key
allow
you
to
perform
additional
tasks.
Wmn
MODE
Count
Mode
Setup
Mde
function
andlor
clears
an
entry
in
progress.
Hold
this
key
on
power-up
to
turn
on
the
display
regardless
of
Performs
a
quantity
zero
function
andor
clears
an
entry
in
progress.
Exits
the
Setup
Mode
and/or
answers
';NO
to
query
prompts
andor
clears
an
entry in
progress.
P420.
Performs
a
print
function
andor
'scrolls'
through
digits
during
setpoint entry.
Toggles
betwcen
'Ib'
and
'kg'
andor
advances
cursor
to
next
entrv
aosition.
Performs
a
print
function
and/or
'scrolls'
throygh
digits
during
setpoint
entry.
Toggles
through
standard
sample
sizes
andor
begins
a
new
samde
entrv.
data
'Scrolls'
entry.
through
digits
during
Advances
cursor
to
next
entry
position
andor
cycles
prompts.
No
function.
I
Access
Setup
Mode.
1
Access
Setup
Mode.
I
Perform
an
auto-tare
function
(if
enabIed)
andlor
accepts
an
entry
in
progmss.
No
function.
Accepts
an
entry
in
progress
andlor
'scrolls'
through
parameter
sub-sct selections
andlor
answers
'YES'
to
query
prompts.
Performs
an
auto-tare
function
and
requests a piece
sample
andlor
accepts
an
entry
in
P"S.
+
Return
to
the
previous
setup
oarameter.
I
ToggIes
between display
modw
andlor
restores
power
to
the
indicator (if
auto
-
shutoff
enabled).
I
I'
AbsoIute
clear
-
clears
an
1
Toggles
between
display
modes
andor
restores
power
to
the
enabled).
Advances
to
the
next
setup
indicator
(if
auto-shutoff
pXNlIetf3.
1
No
function.
entry
in
progress
and/or
clears
the
value
of
a
parameter.
Backspace
-
erases
thc
right
-
most
digit
during
data
entry.
Clears
any
entry
in
progress.
I
Backspace
-
erases
the
right
-
most digit during sample
entry.
Backspace
-
erases
right-most
digit during data entry.
Turn
off
indicator
by
holding
key
for
approximately
1
second.
Turn
off
indicator
by
holding
key
for
approximately
1
second.
Turn
off
indicator
by
hoIding
key
for
approximately
1
second.
Reverse
character
scroll
during data
entry.
10
.
.-
Reverse
character
scroll
during
sample
entry.
data
entry.
Reverse
character
scroll
during
355
Keypad
The
Model
355
IS
keypad
performs
different
functions
in
the
Weigh
Mode,
the Setup
Mode,
and
the
Calibration
Mode.
The
number
keys
make
entering
a
tare
value
or
average
piece
weight
easier.
Key
Prw
-
-
W
E
IGH
M
O
D
E
Performs
a
gross
zero
function
andor
clears
an
entry
in
progress.
Performs
a
print
function
andlor
‘scrolls’
through
digits
during
setpoint entry.
Toggles
between
’Ib’
and
‘kg’
andor
advances
cursor
to
next
entry
position.
Performs
an
auto-tare
function
(if
enabled)
andor
accepts
an
entry
in
progress.
If
the
tare
weight
is
known,
key
in
the
value
and
press
El.
~~
Toggles
between
display
modes
andor
restores
power
to
the
indicator
(if
auto-shutoff
enabled). Performs
a
sample.
If
a
number
is
keyed
in
kfore
hand,
it
will
be
used
as
the
sample
size.
Accepts
an
entry.
Clears
an
entry in
progress.
Hold
this
key
on
power-up
to
turn
on
the
display
regardla
of
P420.
If
setpoints
are
enabled, causes
a
process
to
start
or
resume.
See
parameter
5003
on
page
3
1
for
details
on
enabling
the
function.
Count
Mode
Performs
a
quantity
zero
function
andlor
clears
an
entry in
progress.
Pcrforms
a
print function
andlor
‘scrolls’
through
digits
during
setpoint entry.
Toggles
through
standard
sample
sizes
and/or
begins
a
new
sample
entry.
Performs
an
auto-tare
function
andlor
accepts
an
entry
in
progress.
Toggles
between
display
modes
andor
restores
power
to
the
indicator (if
auto-shutoff
enabled).
Performs
a sample.
IC
a
number
is
keyd
in
before
hand,
it
will
be
used
as
the
sample
size.
Performs
a
quantity
zero
function
andlor
clears
an
entry
in
progress.
If
setpoints
are
enablad.
causes
I
process
to
start or
resume.
See
parameter
5003
on
page 31
for
details
on
enabling
the
function.
Setup
Mode
Exits
the
Setup
Mode
andor
answers
“NO
to
query
prompts
and/or
clears
an
entry
in
progress.
‘Scrolls’ through
digits
during
data entry.
Advances
cursor
to
next
entry
position
and/or
cycles
prompts.
Accepts
an
entry
in
progress andlor
‘scrotls’
through
parameter
sub-set
selections
andor
answers
‘YES’
to
query
prompts.
Advances
to
the
next
setup
parameter.
Accepts
an
entry.
Exits
the
Setup
Mode
andlor
answers
“NO
to
query
prompts
andlor
clears
an
entry
in
progress.
No
function
Key
Press
W
E
I
G
H
MODE
Count
Mdde
Setup
Mode
If
setpoints
are
enabled,
causes
a
pause.
Press
@I
again
to
abort
the
pmss.
Sce
parameter
5002
on
page
3
1
for
details
on
enabling
the
stop
function.
Wake
up
the
indicator
if
in
sleep
mode.
Turn
on
the
indicator
if
power
is
off.
Access
the
target
entry
mode.
See
parameter,
5000
on
page
3
I
for
details
on
enabling
ihe
target
function.
If
setpoints
are
enabIed,
causes
a
pause.
Press
@
again
to
abort
the
process.
Set
parameter
5002
on
page
31
for
details
on
enabling
the
stop
function.
Wake
up
the
indicator
if
in
sleep
mode.
Tum
on
the
indicator
if
power
is
off.
Access
the
target
entry
mode.
See
parameter
So00
on
page
3
1
for
details
on
enabling
the
target
function.
No
function
@
No
function
Hold
down
the
@
key
while
power
is
applied.
If
the
keypad
was
enabled,
the
display
will
show
‘‘EntHld’.
To
reestablish
the
keypad
as
a
350
IS,
hold
down
the
@
key
of
the
350
IS
keypad
while
power
is
applied
by
pressing
the
@
key.
1
urn
or1
mawator
PY
notaing
Key
for
approximaely
1
second.
tum
ott
inatcator
ay
no
for
approximatef-.
-_-.
-e
Weigh
Mode
Functions
The
Mode1
350
and
355
IS
keypads
have
five
primary
Weigh
Mode
functions:
El
Performs
a
gross
zero
and
selects
the
gross
mode.
Initiates
data
transmission
out
the
communication
port.
Toggles
the
units
of
measure
between
lb,
kg,
g,
lb
02,
02.
Tares
any
displayed
weight
and
selects
the net
mode.
pg
(FJ
t-.l
Toggles
the
display
between
GROSS,
NET,
QUANTITY
and
setpoint
TARGETS
(if
enabled).
12
,
-
A
CHAPTER
2;
INSTALLATION
System
Diagrams
The
control
drawing
details
the allowed
interconnections
between
the
M35OISM3551S
indicators,
their
options,
and
other
possible
devices.
The
drawing
also
shows
the
entity
ratings
of
the
indicators
to
allow
easy
selection
of
other
devices
approved
under
the entity
concept.
See
the
system
diagrams
included
with
the
350
IS
or
355
IS
indicator.
Outline
Drawings
The
outline drawings
provide
measurements
needed for
indicator
installation.
I
I
+
Figure
5:
Model
350
with
Standard
Swivel
Bracket
,
CEM
r
,
_-
[*',G)
-
-
Figure
6:
Model
355
IS
with
Standard
Swivel
Bracket
13
Figure
7:
Model
350
IS
with
Battery
Swivel
Bracket
Figure
8:
Model
355
IS
with
Battery
Swivel
Bracket
Load
Cell
Connections
A
high
aualitv
braided
shield
cable
with
16
to
24
AWG stranded
wire
is
recommended
for
load
cell
or
-
-
___
~. .
.,
.. . .
__.
,
- -
. .-
-
-
..
-. ._ .
-. . .
. .
summing
box
connections.
Rout
the
load
cell
cable
through
the
strain
relief
supplied
on
the
bottom
of
the
enclosure.
Either
four
or
six
conductor
cables
can
be
used.
Do
not
tin
the
ends
of
the
load
cell
wire!
A
terminal
connection
free
from
the
effects
of
vibration
and
oxidation
can
be
assured
only
if
the
road
cell
terminals securely
grip
a
bare,
stranded
wire.
When
using
four
conductor
cables
move
the
sense
jumpers
to
the
internal
position.
When
using
six
conductor
cables
move
the
sense
jumpers
to
the
external
position.
Utilizing
the
(+)
and
(-)
Sense
leads
of
six
conductor
cables
provides
compensation
for
variations
in
the
excitation
voltage
due
to
resistance
changes
in
the
cable.
See
Figure
9
for
the
load
cell
connector.
14
_-
-
.
Figure
9:
Model
350
Is
and
Model
355
IS
Load
Cel Connector
(JIO)
Cummunicatiun
Port
Connections
The
350
IS
and
355
IS
come
standard
with
two
RS-232
communication
ports.
Every
device
connected
to
a
communication
port
of
the
Model
3501355
IS
must
be
approved
for
the
appropriate
hazardous
area
and
entity
parameters.
Refer
to the
diagram
below
for
connections
to
each
communication
port.
Remote
Key
Connections
The
Model
350
IS
and
Mode1
355
IS
accommodate
two
remote
keys
connections. A remote switch may
he
connected
to
J11
on
the
main
board
to
provide
remote
activation
of
print,
tare,
or
zero
functions.
The
remote
switch
being
connected
must
be
approved
for
the
appropriate
hazardous
area
and
entity
parameters.
The
connection
for
the
remote switch
input
for
remote
key
lis
between
key
1
and
GND.
Connect
a
second
remote
switch
to
key
2
and
GND.
A
two-conductor shieided
cable
between
28
and
20
AWG is
recommended.
The
input
requires a contact
closure
from
a
push-button
switch,
a
'dry'
relay
contact, a photo-eye,
and
a
proximity
sensor or
other
such
device. A closure
initiates the
operation
specified
at
P800.
A
closed
switch
will
conduct
2.2
mA.
li3
I
I
I
Switch
2
rtc4
'
--jL;-;jl
Figure
10:
Remote
Key
Connection
Do
not
apply
an
external
voItage
to
remote
key
terminals!
Only
a
contact
closure
is
required
to
activate
the
remote
key
input.
The
open
circuit
voltage
across
the
remote
key pins
is
+5
VDC.
A
closed
switch
will
conduct
about
0.25
mA.
Therefore,
a
low-voltage switch with
gold-plated
contacts
is
recommended.
A
Mercury-wetted
switch
will
also
work
well. A minimum
contact
duration
of
100
ms
is
required.
Once
invoked,
the
selected
remote
key
operation
will
not
repeat
until
the
contact
is
reIeased
and
closed
again.
Hazardous
Area
Options
These
options
have
been
Factory
Mutual
approved
to
operate
in
a
hazardous
area.
c
BATTERY
POWER
SUPPLY
(E
XTE
RNA
L
)
Part
number
24H350-3502A
The
battery is
enclosed
in
a
stainless
steel
case
and
cannot
be
removed
from
the
case.
The
battery
module
is
mounted
on
the
indicator
swivel
bracket.
The
battery
will
operate
approximately
200
continuous
use
with
LCD
display
(backlight
off,
1
load
cell and no
options installed)
or
100
hours
with
the
LED
display
(one
load cell
and
no
options
installed).
-
MOUNTiNG
-
SWIVEL
BRACKET
I.
Hold the
battery
module
in
both
hands.
Make
sure
the
connectors
on
the
battery
module
are
facing
the
back
of
the
indicator.
2.
Line
up
the
two
protrusions
on
the
battery
module
with
the
slide
rails
on
the
swivel
bracket.
3.
Push
the
module
into
the
slide
rails
until
the
hobs
drop
into
the
slots in the swivel bracket.
4.
Tighten
the
knobs
to
hold
the
battery
module
in
the
swivel
bracket.
B
A
TTER
Y
C
HARGI
N
G
The
battery
must
be
charged
in
the
safe
area.
Connect
the
battery
to
the battery
charger.
Connect
the
battery
charger
to
AC
power.
Charging
will
take
approximately
3.5
hours.
LOW
BAVERY
INDICATtOIV
The
low
battery
annunciator
will
be
lit
when
the
voltage
reaches
a
low
threshold
and
the
low
battery
message
(Lo
Bat}
is
shown
on
the display
for
1.5
seconds
every
15
seconds.
D
EA
D
BA'ITERY
S
HUTD
O
W
N
The
indicator
will
shutdown
after
five
minutes
of
dead
battery
condition.
AC
TO
DC
POWER
SUPPLY
(E
XTERNAL
)
Part
number
24H350-350
1A
The
AC
-
DC
power
supply
is
in
a
stainless
steel
enclosure which
is
remotely
mounted.
Capable
of
powering
up
to
(2)
3501355
IS
indicators
in
gas
Groups
C-G
or
IIB-LIA
and (1)
3501355
IS
indicator
in
gas
Groups
A
-
G
or
IIC-IIA.
Refer
to
Figure
11
for
mounting
dimensions.
16
-.
..
.
--
I,
->
,.
.
,
r---
---7
'
[I"
1
(25
J]
Figure
11:
AC
to
DC
Power
Supply
Outline
Drawing
AC
TO
DC
P
O
W
E
R
SUPPLY
E
XTE
N
SIO
N
CABLE
The
extension
cable
comes
in
either
25'
or
50'
length.
This
is
for
mounting
the
AC
to
DC
converter
away
from
the
indicator.
5
VOLT
AND
8
VOLT
E
XCITA
T
I
O
N
Two
versions
of
excitation
are
available
for
the
Model
350
IS
and
Model
355 IS.
The
5-volt
excitation
consumes
less
power
than
the
8-volt excitation
module.
The
5-volt
excitation
is
standard
on
the
main
board.
The
8-volt
excitation
is
on
a
separate
board
which
is
installed
by
the
factory.
The
5-volt
excitation
is
+5V
to
OV.
The
8-volt
excitation
is
+5V
to
-
3V.
17
7.
__
._
CHAPTER
3:
CONFIGURATION
Entering
the
Setup
Mode
(Model
350
IS)
TQ
prevent
accidental
changes
to
the
Indicator
Setup,
a
sequence
of
keystrokes
is
used
to
gain
access
to
the
Setup
Mode:
These
keystrokes
must
be
made
within
five
seconds,
or
the
indicator
will
return
to
the
Weigh
Mode.
To
access
the
Setup
Mode:
1.
2.
3.
4.
5.
6.
From
the
Weigh
Mode,
press
@ + @
REPLAY
READS
b
Setup
-
Enter
Code
Press
E3
DISPLAY READS
b
S
Press
E3
DISPLAY
READS
b
SZ
Press
m
DISPLAY
READS
k
SZP
Press
DISPLAY
READS
b
SZPU
Press
El
DISPLAY
READS
Chgs - POSS!
PIiU*--
-
F.S.=
*
IO0
To
access
Setup
in
a
view-only
mode:
1.
From
the
Weigh
Mode,
press
+
DISPLAY
READS
b
Setup
-
Enter
Code
2.
Press
El
DISPLAY READS
b
NO
-
Chgs
PI10.-
-
-
FA=
-
100
A
Entering
the
Setup
Mode
(Model
355
IS)
When
exiting
the
Setup
Mode,
the
Model
3501355
IS
prompts
whether
to
enter
the
Calibration
Mode.
(See
Chapter
4:
Calibratiun
for
Calibration
Mode
procedures).
The
display
will
then
prompt
to
save
any
changes.
To
prevent
accidental
changes
to
the
Indicator
Setup,
a
sequence
of
keystrokes
is
used
to
gain access
to
the
Setup
Made:
D"
E3
El""
E3
These
keystrokes
must
be
made
within
five
seconds,
or
the
indicator
will
return
to
the
Weigh
Mode.
To
access
the
Setup
Mode:
1.
From
the
Weigh
Mode,
key
in
"101
@
DISPLAY
READS
b
Sdup
-
Enter
Code
2.
~ey
in
QElElQEI
-..
DISPLAY
READS
b
ChgS
-
POSS!
P110.-
-
-
FA=
-
I00
To
access
Setup
in
a
view-only
made:
1.
From
the
Weigh
Mode,
key
in
mmm
DISPLAY
READS
b
Setup - Enter
Code
2.
press
I53
DISPLAY
READS
b
N
O
-
Chgs
P110.-
-
-
FA=
*
100
Selecting
a
Parameter
To
advance
to
the
next
parameter
(Model
350
IS
and
Model
355
IS):
1.
Press
DISPLAY
READS
b
P111.09
-
IGd
-
0.01
2.
Press
Fascrl
DISPLAY
READS
b
PIJ2.05
-
ztra~
-
0.5
d
3.
Continue
pressing
to
advance
through
all
setup
parameters.
To
access
the
previous
parameter
(Model
350
IS):
19
1.
Press
El
DISPLAY
READS
b.
2.
Press
DISPLAY
READS
b
P111.09
-
lGd
-
0.01
3.
Repeat
I"="]
to
back
up
one
parameter.
To
access
the
previousparameter
(Mode1
355
IS):
1.
Press
El
2.
Press
El
DISPLAY
READS
b.
DISPLAY
READS
b
PJ21.09
-
lGd
-
0.01
3.
Repeat
0
@
to
back
up
one
parameter.
When
accessing
a
parameter,
the
parameter
number
appears
briefly.
The
display
then
toggles
between
the
parameter
name
and
selection.
Pressing
1","1
will
again
briefly
display
the
parameter
number.
To
access
a
specific
parameter
(for
example
P200)
(Model
350
IS):
1.
2.
3.
4.
-5.
6.
Press
DISPLAY
READS
b
2
Press
t"":"]
to
advance
to
the
next digit.
DISPLAY
READS
b
2.
Press
DISPLAY
READS
b
20
four
times
to
select
the
first
digit.
once
to
select
the
next
digit.
Press
DISPLAY
READS
b
20.
Press
DISPLAY
READS
b
200
Press
DISPLAY
READS
b
P20U.UO - Baud
-
9600
to
advance
to
the
next
digit.
once
to
select
the
next
digit.
to
advance
to
the
parameter.
To
access
a
specific
parameter
(for
example
P200)
(Model
355
IS):
I.
Key
in@@@
k--l
DISPLAY
READS b P200.00
-Baud
-
9600
20
-
Changing
a
Parameter
Value
S
ELECT
ION
P
ARAMETE
R
S
Selection parameters
have
a
predefined
list
of
choices
to
pick
from.
Each
choice
is
numbered
and
corresponds
to
a
certain value.
The
choice
number
is
shown
to
the
right
of
the
decimal
point within
the
parameter
number.
Repeatedly
pressing
selection parameter
cycles
through
the
available choices,
or
you
can
key
in
the
choice
number.
(Model
350
IS)
or
@
(Model
355
IS)
while
viewing
a
I
Indicates
Parameter
I
Parameter
Number
I
Choice
Number
1
For
example,
parameter
200
is
a
selection
parameter that holds the
baud
rate
for
the
serial.
This
is
a
selection
parameter
because a choice
number between
00
and
06
must
be
used.
Each
choice
number
corresponds
to
a
different
baud
rate.
To
change
the baud
rate
from
the
default
value
of
9600
to
4800,
perform
the
following
steps
from
the
Setup
Mode.
To
change
the
baud
rate
from
the
default
value
of
9600
to
4800:
1.
Key
in
@”
DISPLAY
READS
b
P200.00
-Baud
-
9600
2.
Press
(Model
350
IS)
or
@l
(Model
355
IS)
once.
DISPLAY
READS b P200.01-
Baud
-
4800
Key-In
Parameters
Key-In
Parameters
are
not
limited
to
a
list
of
choices,
although there
may
be
upper
and
lower
value limits.
A
Key-In
Parameter
requires
that
a
numeric
value be
entered
using
the
front
panel
keys.
Key-In
Parameters
are
shown
with
two
hyphens
after
a
decimal
point
within
the
parameter
number.
P
110.”-
1-7-1
I
Indicates
Parameter
I
Parameter
Number
1
Denotes
“Kev
In”
I
To
enter
a
Key-In
Parameter
(350
IS):
1.
Press
m.
A
decimal
point is
used
to
represent
the
entry
position.
2.
Press until the desired character
appears.
3.
Press
I”t”l.
Another decimal point indicates the next entry
position.
4.
Repeat
steps
1
and
2
until your desired entry
value
is
shown.
21
5.
Press
El
to
enter
your
numerical
value.
To
enter
a
Key-In
Parameter
(355
IS):
I.
Key
in
the
number
by
using
the
numeric
keys.
2.
Press
k-.l
to
accept
the
entry.
To
setup
a
full
scale
value
of
250
lbs
(350
IS):
1.
2.
3.
4.
5.
6.
7.
Access
the
setup
mode.
Press
@
four
times
to
select
the
first
digit.
DISPLAY READS
b
2
Press
@
to
advance
to
the
next
digit.
DISPLAY
READS
b
2.
Press
r"f"l
six
times
to
select
the
next
digit.
DISPLAY
READS
b
25
Press
I*rs)
to
advance
to
the
next
digit.
DISPLAY
READS
25.
Press
1";1"1
once
to
select
the
next
digit.
DISPLAY READS
b
250
Press
El
to
enter
the
value.
DISPLAY
READS
Pl10.-
-
-
F.S.=
-
100
DISPLAY
READS
b
Pl10.-
-
-
F.X=
-
250
To
setup a full
scale
value
of
250
lbs
(355
IS):
1.
Access
the
setup
mode.
2.
Key
in
@@m
@
to
accept
the
entry.
DISPLAY READS
b
P1
IO.-
-
-
FA=
-
mu
DISPLAY
READS
b
Pl10.-
-
-
FA=
-
250
Saving
Parameters
To
exit
the
Setup
Mode
and
save
changes
(350
IS):
1.
Press
to
begin
exiting
Setup
Mode.
DISPLAY
READS
b
Enfer
-
=CAL!
2.
Press
@
to
bypass
Calibration
Mode.
DISPLAY
READS
b
Enter
-
=Stor
,-.
3.
4.
Press
to
save
setup
changes.
DISPLAY
READS
b
Enter
-
=End
Press
(3
to
complete
exit.
DISPLAY
READS
b
0.00
To
exit
the
Setup
Mode
and
save
changes
(355
IS):
1.
Press
@
to
begin exiting
Setup
Mode.
DISPLAY
READS
b
Enfer
-
SAL!
2.
Press
to
bypass
Calibration
Mode.
DISPLAY
READS
b
Enter
-
Stor
3.
Press
@I
to
save
setup
changes.
DISPLAY
READS
b
Enter
-
=End
4.
press
@El
to
complete
exit.
DISPLAY
READS
b
0.00
To
exit
the
Setup
Mode
from
the
view-only
mode
(350
IS):
1,
Press
E3
to
begin
exiting
Setup
ode.
DISPLAY
READS
b
Enter
-
=End
2.
Press
El
to
compiete
exit.
DISPLAY
READS
b
0.00
To
exit
the
Setup
Mode
without
saving changes
(350
IS):
1.
Press
@
to
begin
exiting
Setup
Mode.
DISPLAY
READS
b
Enter
-
=CAL!
2.
Press
to
bypass
Calibration
Mode.
DISPLAY
READS
b
Enter
-
=Stor
3.
Press
to
exit
without
saving
changes.
DISPLAY
READS
b
Enter
-
=Undo
4.
Press
to
undo
changes.
DISPLAY
READS
b
Enter
-
=End
5.
Press
El
to
complete
exit.
DISPLAY
READS
b
0.00
23
F.
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