Toshiba RTM20 - 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
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