JUMO 14597 safetyM STB/STW Ex - Safety Temperature Limiter and Safety Temperature Monitor Operating Manual - Manual (Page 140)

15 Behavior of outputs
2013-04-01
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Probe break, probe short circuit
(e.g. input 1)
Inactive Active Error signal is being out-
put
v
Chapter 8.5.5
After probe break, probe short circuit (STW) Monitoring of the limit
value active
v
Chapter 8.3.2
Pre-alarm moni-
toring active
v
Chapter
8.3.4
Scaled analog signal is
being output
v
Chapter 8.5
After probe break, probe short circuit
(e.g. input 1) (STB) Inactive
Unlocking possible
After acknowledgement probe break,
probe short circuit (STB) Monitoring of the limit
value active
v
Chapter 8.3.2
Difference monitoring through diagnostics
Difference – alarm (STW function) Inactive Active Error signal is being out-
put
v
Chapter 8.5.5
Difference – alarm inactive again (STW function) Monitoring of the limit
value active
v
Chapter 8.3.2
Pre-alarm moni-
toring active
v
Chapter
8.3.4
Scaled analog signal is
being output
v
Chapter 8.5
15 Behavior of outputs
Operating status Relay output alarm Relay output
pre-alarm KV
Analog output