Chromalox 2104 Dokumentacja Pobierz pdf (Strona 59)

54 Chromalox 2104 Technical Manual

Control Loop Protection Alarm (continued)

If the control loop does not respond with a change

in the process variable of 0.25% of span (3.75°F for

a J thermocouple) within the programmed loop

time, a Loop Error will result and the control output

will turn off. The error will be indicated by the

lower display flashing LOOP and Loop Alarm Output

(Output #3, #4, or #5 as selected on the menu) will

be activated. The Loop Alarm is cleared by pressing

RESET.

Press RESET

to clear Loop Alarm

OOPOOP

OOP

FFFF

AUX ▲▼

RESET

☛

Warning

The CLP is not a substitute for safety shutdown

devices such as flow switches or overtemperature

monitors. The CLP Alarm responds to specific

conditions that may provide early warning of system

loop failures or aid in troubleshooting failures.

☛

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Chromalox 2104 Dokumentacja Strona 59