Accessory List

VL500
312
© Copyright 2006 TAC. All Rights Reserved. F-27382-1
Figure 3 Two VL500 series with Domestic Hot Water Priority, Nine Heating Zones, Boiler and Circulator.
72
1 2 3
2-WIRE
THERMOSTAT
3-WIRE
ZONE
VALVE
4-WIRE
ZONE
VALVE
2-WIRE
ZONE
VALVE
DHW
CONTROLLER
JUMPER
3 & 4
BOILER
CONTROL
TT
120 VAC
To zone in of additional slave units.
CIRC.
#1
(HOT)
(COM)
12:00
RWC
2-WIRE
THERMOSTAT
72
72
1 2 3
2-WIRE
THERMOSTAT
NOTE: JUMPER 3 & 4 WHEN USING
2-WIRE ZONE VALVES
12:00
RWC
2-WIRE
THERMOSTAT
72
NOTE: JUMPER 3 & 4 WHEN USING
2-WIRE ZONE VALVES
VL500 #2 (Slave)
VL500 #1 (Master)
3-WIRE
ZONE
VALVE
4-WIRE
ZONE
VALVE
2-WIRE
ZONE
VALVE
JUMPER
3 & 4
MOTOR
MOTOR
MOTOR
MOTOR
F1 F2
CIRC.
#2
T1
T1
PRIORITY ZONE
ZONE IN ZONE OUT
OFF
P
P+
T11234 T2T21234 T3T31234 T4T41234
1 2
T5 T5 1 2 3 4
F1
T1
F2
3.3A/125V Slo-Blo Fuse
24VAC Fuse 120VAC Fuse
10A/125V Slo-Blo Fuse
COM.
3 4
S
M
T2 T3 T4 T5 PL
Z1 Z2 Z3 Z4 Z5
XX
ES/CIRC
C1 N L1 N
T1
T1
PRIORITY ZONE
ZONE IN ZONE OUT
OFF
P
P+
T11234 T2T21234 T3T31234 T4T41234
1 2
T5 T5 1 2 3 4
F1
T1
F2
3.3A/125V Slo-Blo Fuse
24VAC Fuse 120VAC Fuse
10A/125V Slo-Blo Fuse
COM.
3 4
S
M
T2 T3 T4 T5 PL
Z1 Z2 Z3 Z4 Z5
XX
ES/CIRC
C1 N L1 N
SYSTEM STATUSSYSTEM STATUS
END SWITCH
END SWITCH
SWITCH
24 VAC (HOT)
24 VAC (COM)