Wiring Guide

TACO Zone Controls Cross-Reference
106
TAC O ARGO ERIE HONEYWELL
SWITCHING RELAYS
1 Zone Switching Relay (DPDT)
1 Zone Switching Relay
1 Zone Switching Relay with Outdoor Reset
2 Zone Switching Relay with Priority
3 Zone Switching Relay with Priority
4 Zone Switching Relay with Priority
6 Zone Switching Relay with Priority
SR501
SR501-HC
SR501-OR
SR502
SR503
SR504
SR506
AR822II
AR-861-2II (3)
AR-861-3II (3)
SR100
SR201
SR301
SR601
R601 (4)
RA89A (2), RA845A (1), RA832A (1), R8845U, RA889A
EXPANDABLE SWITCHING RELAYS
1 Zone Switching Relay with Priority
3 Zone Switching Relay with Priority
4 Zone Switching Relay with Priority
6 Zone Switching Relay with Priority
SR501-EXP
SR503-EXP
SR504-EXP
SR506-EXP
ARM-3P (5,6)
ARM-4P (5,6)
ARM-6P (5,6)
AQ25042B (9)
ZONE VALVE CONTROLS
3 Zone Valve Control with Priority
4 Zone Valve Control with Priority
5 Zone Valve Control with Priority
6 Zone Valve Control with Priority
ZVC403 (7)
ZVC404 (7)
ZVC405 (7)
ZVC406 (7)
AZ-3
AZ-4P
AZ-5
AZ-6P
VL500 (8)
VL500 (8)
EXPANDABLE ZONE VALVE CONTROLS
4 Zone Valve Control with Priority
6 Zone Valve Control with Priority
ZVC404-EXP
ZVC406-EXP
AQ25044B (9)