Product Description; Features And Benefits - ECR Argo ARH-1 Installation Manual And Operating Instructions

Argo Hydro-Air Zoning Controls provide the easiest way to inter-
face between the thermostat and air handler. These dependable
control relays will control from 1 to 20 zones of heating/cooling and
provide priority switching for domestic hot water. Boiler and A/C
condenser wiring is virtually fool proof.
Choice of Three Models
– Single Zone/Expansion module
– Two-Zone With Priority
– Three-Zone with Priority
All ARH Models have plug-in connections for easy expansion
up to 20 zones.
Multiple Terminals for 2-speed air handlers
Built-In Air Handler "Freeze Protection"
Switchable Priority for domestic hot water applications.
LED Diagnostic Lights for easy troubleshooting.
Includes Strap-On Bi-Metal Aquastat to prevent "cold air" cir-
culation in heating mode.
18 Month Warranty
All Controls Made In The USA
100% Quality Controlled
All Controls Supported by Argo Technical/Training Programs

PRODUCT DESCRIPTION

ARH FEATURES AND BENEFITS
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