11 alarm messages, Alarm messages – JUMO 14597 safetyM STB/STW Ex - Safety Temperature Limiter and Safety Temperature Monitor Operating Manual User Manual
Page 129
11 Alarm messages
123
11 Alarm messages
These can appear as follows:
Alarm display
Cause
Remedy
5 flashing horizontal lines:
Measured value error
No valid value can be displayed
h
Check error messages on the device
h
Contact the JUMO Service department
v
Chapter 2.4 "Service addresses"
Measured value overrange
The measured value is too high, is out-
side the measuring range, or the probe
is broken.
h
Change the display to 2 measured values.
This makes it possible to detect which channel is de-
fective.
h
Check the probe and connecting cable for damage
or short circuit.
v
Chapter 4.3 "Connection diagram"
h
Check that the correct probe is set and/or connect-
ed.
v
Measured value underrange
The measured value is too low, is out-
side the measuring range, or a short cir-
cuit occurred at the probe.
5 flashing asterisks:
Display overflow
Value cannot be displayed
h
Check error messages on the device
h
Contact the JUMO Service department
v