TOSHIBA
TEMPERATURE
MODEL
CONTROL
RELAY
RTM20
Toshiba's
temperature
Bearings
RTM20
of
relayisdesigned
:
to
monitor
Motor
Generator
Engine
Engine
Furnaces
Industrial
RTD
inputs
stator
exhaust
cylinders
(resistance
are
windings
stator
processes
three
windings
temperature
compensated
detector)
wire
leads
.
*Adjustable
*Alarm
"
12
e
Alarm
Rugged,
*Selectable
outputs
mm
sounds
trip-point
display
compact
RTD
at
90%
if
sensors
case
materials
setting
of
trip
break
.
(40°C
to
temperature
.
195°C)
-Temperature
indicator
GroupAtrip
GroupAtrip
GroupBtrip
B
Group
Group
GroupCtrip
Temperature
selection
trip
C
trip
switches
indicator
temperature
indicator
temperature
indicator
temperature
set
point
mode
set
switches
set
switches--
switches-
set
I
I
Power
Temperature
ON
RTD
Reset
(manual
and
Sensor
or
burnout
indicator set
Manual
selection
mode
selection
automatic)
or
indicator
OFF
disconnection
indicator
switch
switch
reset
switches
switch
The
Model
different
separate
the
eight
can
be
RTM20
channels,
RTD.There
channels.In
setatone
temperature
eachofwhichisdevoted
two
are
mode
trip
temperature
Table1Trip
Channel
Mode
2
control
ways,ormodes,
1,
six
Temperature
1
relay
channels
and
the
1
Trip
has
a
to
of
(RTD's)
other
eight
using
two
can be
three
twoata
trip
can
Channels
2
T
3T4
Trip
temperature
.
temp
A B
Trip
another
set
at
channels
temperature.In
monitored
be
5 6 7 8
A
temp
.
second
can
be
trip
each
.
Trip
temperature
trip
temperature.In
one
set
at
mode,
Trip
temp
B
temp
.
C
eight
.
trip
temperature,
and
three
different
2,
mode
atathird
places
Table
1
General
Specification
Temperature
Frequency
Supply
Power
Ambient
temperature
Outputs
Inputs
voltage
consumption
Item
display
range
AC
DC
Operation
Storage
Trip
setting
range
No.of
Sensor
No.of
outputs6outputs(1trip
points
(RTD)
Specification
-20to
50/60
100to120
100to125
6
-10to
-20to
40to195°C
&1alarm
puts
group)
Pt
Ni
Ni
Cu
8
W
100
100
120
10
for
200°C
Hz
60°C
70°C
each
V
V
out-
Table
AC
AC
DC
*
C300
Alarm
The
of
on
the
broken
If
the
exceed
trip
the
channels
oneofthe
2
Contact
or
DC
Resistive
*
Inductive
Resistive
Inductive
per
UL/NEMA
and
Trip
alarm
connectedtoeitheroftheA,BorC
goes
set
trip
temperature,orwhen
for
some
temperature
the
preset
indicator
frontofthe
Capacity
Continuous
5
A
5
A
.
Outputs
off
when
the
channelsinthat
for
reason
either
relay
.
continuestorise,itmay
trip
level.When
groupA,BorC
.
250V-5A
250V-2A
pf
=0.4
30V- 5
125V-0.07A
L/R=7ms
monitored
group
rises to
an
RTD
that
Breaking
A
temperature
90%
contact
eventually
happens,
will
lightupon
@
@
group
of
is
the
-m ,A
-~1b
'~o
1S
y
3A
-+~
3B
-+e
3b
-'5A
^'58
Sb
;~o
3S
-~ 7A
-.~7B
7b
ALARM
o-oo
TRIP
ALARM
o
-o
TRIP
O-4o-O
ALARM
2A
2B
2b
2S
-4A
4B
4-
6A
6B
6b
4S
SA
SB
0-4
8b
0-
-o
o
--0
GROUP-A
GROUP-B
RTD2
RTD4
RTD6
RTDS
RTD1
RTD3
RTD5
RTD7
0
CONTROL
TERMINAL
BOARD
TRIP
o-0o-0
POWER
O
GROUP-C
o
Drilling
6
(Y5/64)
-6
PLACES
DIA
Plan
HOLES
6
(15/64)
-4
PLACES
DIA.HOLES
Unit:mm
(in)
94
(3-11/16)
104
(4-3/32)
J
Standard
Installation
94
(3-1,_/16)
~
-3/32
)
Installation
M5
Bolts
(M5
with
Nuts
Providedonthe
Unit
are
Relay
mm
:
.)
(in)
TOSHIBA
TOSHIBA
INDUSTRIAL
1-1,
SHIBAURA
TEL
:03-3457-4900
*For
further
.
The
data
CORPORATION
EQUIPMENT
1-CHOME,
information,
giveninthis
DEPARTMENT
FAX
:03-5444-9268
please
catalog
MINATO-KU,
contact
are
TOKYO,
your
nearest
subjecttochange
105-8001
Toshiba
without
JAPAN
Liaison
RepresentativeorInternational
notice
.
Operations-Producer
Toshiba
Houston,
Toshiba
Pty.Ltd.:
Toshiba
(Europe)
Goods
International
Vancouver
International
Sydney,
International
Ltd
.
.
Corporation
Corporation
Melbourne
:
98-7(A)
70979
PrintedinJapan
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