ZVR104 - 4 Zones Valve Control

Multi-zone valve relay and boiler operating control for multiple zone hydronic heating systems.

Interfaces with low voltage thermostats or any other low voltage controllers having a switching action.

Controls from 3 to 6 zones (model dependent).

System circulator pump and secondary pump is turned on whenever any zone calls for heat.

LED indicators provide functional status and easy system troubleshooting.

ZVR series is a perfect match with Caleffi Z-one™ motorized zone valves.

Power supply: 120 VAC 50/60 Hz

Transformer voltage: 24 VAC

Max transformer load:

40 VA (ZVR103 and ZVR104)

80 VA (ZVR106)

Electrical switch rating: 20 A max combined

Electrical switch rating pumps: 120 VAC, 5 A each

Dry contact rating (AUX, XX, ZONE 1 E/S): 120 VAC, 2 A each

Resettable fuse: automatic

High capacity 40 VA transformer standard for 3 and 4 zone models (expandable to 80 VA)

80 VA transformer standard for 6 zone control model