Toshiba RTM20 User Manual
Page 9
T O S H I B A
RTD channel indicator
Indicates CR.
N
O
.’
s 1 to incrementally, on operation of
temperature indicator set switch.
Temperature indicator
Indicates the temperature of the channel selected by RTD
channel indicator
. Measuring range:
C to
C
C step)
. Display:
Depends on how RTD is used, for
Indicator
Meaning
Channel
q
. . . . . RTD not used
When the following indicators flashes at 0.8 second
intervals,
some abnormality has happened:
Indicator
Meaning
q
. . . . . Temperature rises to or
above trip set point.
Temperature reading flashes
at 0.8 second intervals.
(Indicated temperature
is between
C and
C)
. . . . .
RTD disconnection
q
. . . . .
C or higher
Power indicator (yellow)
Turns on when power supply is kept on.
Sensor indicator (Red)
Turns on when there is a break in an RTD wire.
and
Trip indicator
Turns on when indicating that the temperature monitored by
the
in either the A, B, or C channels has risen above
the acceptable limit set on the relay.
Section.(A) trip
set switch
- a