RA889A SWITCHING RELAY
7 68-0216—2
Fig. 7. RA889A control options.L1
L2
COM
R(T)
N.C.
N.O.
C
W(T)
RA889A
M13317A
A. FOR 24V THERMOSTAT CONTROL
R
C
W
THERMOSTAT
B. FOR LINE VOLTAGE CONTROL
C. FOR EXTERNAL SEPARATE LOW VOLTAGE POWER SOURCE
OPTIONAL
L1, (HOT)
NEUTRAL
LINE VOLTAGE
CONTROLLED
OUTPUTS
X2
X1 LOW VOLTAGE
CONTROLLED OUTPUT
L1
L2
COM
N.C.
N.O.
C
RA889A
JUMPER
LINE VOLTAGE
CONTROL
NEUTRAL
X2
X1
L1
L2
COM
N.C.
N.O.
C
RA889A
NEUTRAL
X2
X1
24V CONTROLLER
INPUT SUPPLY
R(T)
W(T)
R(T)
W(T)
1 REQUIRED FOR OUTPUT LED OPERATION.
2 FOR SERIES 10 OR OTHER HARDWIRED ELECTRONIC 3-WIRE
THERMOSTATS.
3WARNING! ELECTROCUTION HAZARD. POWER SUPPLY CAN
CAUSE SEVERE INJURY OR DEATH. DISCONNECT POWER BEFORE
WIRING OR SERVICING L1. POWERED RELAYS MUST BE WIRED AS
DRY CONTACTS.
1
2
3