Taco SR501 User Manual

53
White-Rogers 1361 Hydronic Zone Valve with TACO Zone Valve Control
ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 5
TT
TT TT TT TT
ZVC 405
1234 1234 1234 1234 1234
ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 5
WHITE-ROGERS 1361
HYDRONIC ZONE VALVE
3
3 WIRE ZONE VALVE
(TACO TYPE)
1
2
3
MOTOR
END
SWITCH
THERMOSTAT
THERMOSTAT
THERMOSTAT
4 WIRE ZONE VALVE
(HONEYWELL TYPE)
T STAT 1 VALVE 1 T STAT 2 VALVE 2 T STAT 3 VALVE 3 T STAT 4 VALVE 4 T STAT 5 VALVE 5 POWER
FIVE ZONE ZONE VALVE CONTROL
24 VAC
FACTORY
INSTALLED
TRANSFORMER
120 VAC
INPUT
WHITE
BLACK
END
SWITCH
T T
TO T&T ON BOILER
OR PUMP RELAY
POWER IN
24 VAC
FACTORY
INSTALLED
TRANSFORMER
120 VAC
INPUT
WHITE
BLACK
BLACK
RED
BLACK
RED
RIGHT TT
SCREW
(SEE NOTE)
412
NOTE: WHEN USING ZVC 404 OR ZVC 406,
CONNECT WIRE #2 OF ZONE VALVE TO PRIORITY ZONE RIGHT TT SCREW
TTT
3
TERMINAL ASSIGNMENT
ZONE VALVE CONTROL
1 1 2 3
TT (Rt)
4
2

Taco SR501 Specifications

General

Model	SR501
Category	Control Unit
Input Voltage	120 VAC
Frequency	60 Hz
Switch Type	SPDT
Enclosure Rating	NEMA 1
Type	Relay
Operating Temperature	0°C to 40°C
Relay Output	24 VAC