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325 | Zone Expansion Module - Size Zone Valves | Tekmar

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Overview

Details for 325

Zone Expansion Module - Size Zone Valves

The tekmarNet^® 4 Zone Expansion Module 325 is designed to provide expansion to a zoning solution for heating systems. It can be used in applications ranging from baseboard zones, to radiant heating manifolds. This control expands the number of zones provided with a Zone Manager by up to 6 more zone valves. It is capable of providing power for up to 6 tekmarNet ^® 4 or stand alone thermostats, and energizing their respective 24 V (ac) zones, as well as providing a powered Zone Group Pump (powered end switch) contact to enable an external device such as a manifold pump.

Features

Powered 120 V zone group pump output
Six powered 24 V zone valve outputs
CSA C US Certified for use in USA and Canada
Time delay for thermal motor zone valves
Internal 50 VA transformer
tekmarNet^® 4 compatible
Simple wiring

Specifications

Item Number	325
Brand	Tekmar
Category	tekmarNet Controls
Agency Approvals	CSA C US, meets Class B: ICES & FCC Part 15
Ambient Conditions	Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 80 percent to 88 degrees F (31 degrees C), down to 50 percent above 104 degrees F (40 degrees C), Altitude less than 6560 ft. (2000 m), Installation Category II, Pollution Degree
Control Load	Combined relay load 5 A max
Control Type	Microprocessor control, this is not a safety (limit) control
Dimensions	3-5/8" H x 5-3/8" W x 9/16" D (92 x 137 x 14 mm)
Power Supply	Provided by interconnected tekmarNet Zone Manager
Transformer	24 V (ac) 53 VA, fuse T2.5 A 250 V
Zone Group PumpC Relay	115 V (ac) 5 A
Zoning - Thermostat Type	t4 Zone Expansion Module