Alarms And Alarm Relay Output - CD Automation REVEX 3PH RX3 120 Series User Manual

REVEX
3PH from 120A to 210A
measured value to the input's full scale. For example, the signal is 50% when the analog input detects 12mADC
and the input is configured to receive 4 to 20mADC.
Configure the power controller to recognize the signal and how the power controller uses it on the hardware
menu; see "Analog In 2" on Paragraph 9.4.4 Hardware menu. For instructions for wiring see paragraph 8.4
Schematic.

11.4 Alarms and Alarm Relay Output

When an alarm occurs and while the condition persists, the alarm relay is de-energized. The alarm relay is
energized when power is supplied to the controller's electronics via the auxiliary power input and there are no
alarms.
Choose which conditions determine the alarm relay output with the Alarm Function setting on Paragraph 9.4.4
Hardware menu.
Alarm Function Options
None
Heater Break (HB)
SCR Short (SC)
HB / SC
Watchdog (WD)
WD / HB
WD / SC
WD / SC / HB
NOTE! The alarm relay output indicates an alarm whenever the temperature of the heat sink
is too high even when Alarm Function on the hardware menu is set to None.
NOTE! The power controller monitors for heater break or short circuit conditions only when
included in the option selected for Alarm Function.
Alarm Output Energizes for...
Heater Shorted
Break SCR
X
X
X X
X
X
X X
51
Communication Heat Sink Over
Watchdog Error Temperature
X
X
X
X
User's manual
X
X
X
X
X
X
X
X