Alarm And Fault Messages - nvent raychem tcontrol-cont-03 Operating And Installation Manual

Operating position
Protection type
Weight
(fully equipped)
Interface
Interface type
Protocol
Baud rate
Device address
Max. number of
stations
8.2

Alarm and fault messages

Thermocouple input
Display
ALrt
(factory-specific
text, can be
changed)
-1999
(flashing!)
9999
(flashing!)
All displays ON;
lower
7-segment display
flashes
Overrange/underrange covers the following events:
• Probe break/short-circuit
• Measured value outside the probe measuring range
• Display overflow
any
acc.to EN 60529,
at the front IP 65, at the rear IP 20
approx. 123 g
RS485
Modbus
9600, 19200, 38400
0—255
32
Cause
Binary function for
which a text display
was configured is
active
Underrange for the
value being displayed.
Overrange for the value
being displayed.
Watchdog or power
ON trigger initialisation
(reset).
Fault remedy
Test/repair/replace
Carry out the measure
intended for this case
Is the medium being
measured within the
range (too hot? too cold?)
Check probe for break
and probe short-circuit.
Check the probe
connection and the
terminals.
Check cable.
Check that the connected
probe complies with the
configured probe type
Replace controller,
if initialisation takes
longer than 5 s.
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