Pentair 920 Series Installation, Operating And Maintenance Instructions page 71

INDUSTRIAL HEAT TRACING SOLUTIONS
C.4.2 used as a sWItChed dC ContaCt
Terminal board
1
+ 9Vdc Nom
17
Alarm
Relay
18
2
Common
C.4.3 used to drIve an optIonaL externaL reLay
Terminal board
1
+9Vdc Nom
17
Alarm relay
18
2
Common
C.4.4 used to drIve an optIonaL externaL pILot LIGht
Power terminals
Trace power in (L1/line)
Control power on (L1/line)
Trace power in (L2/neutral)
Control power on (L2/neutral)
Terminal board
1
+9Vdc nom
17
Crydom MS11-CX240D5
Alarm
Relay
18
3
+Control
Common 2
4
–Input
EN- Raychem920series-IM-H56874 05/15
+ 9VDC (Switched
– on alarm)
Crydom MS11-CX240D5
3
AC alarm
+Control
4
Relay out
–Input
1
J1 2
3
J2
4
1
AC alarm
~
2
Relay out
Switched line/L1
1
1A 277Vac max switched
~
2
Alarm output
Optional line
voltage alarm light
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