Argo ARM Series User Manual

ARM SERIES
Switching Relays
With Priority
INSTALLATION, OPER ATION &
MAINTENANCE MANUAL
Models
ARM-2P
ARM-3P
ARM-4P
ARM-6P
AD-1
AD-4
AD-1
AD-4
ARM-2P
ARM-3P
ARM-4P
ARM-6P
Manufactured by:
ECR International Inc.
2201 Dwyer Avenue, Utica, NY 13501
Tel. 800 253 7900
www.ecrinternational.com
PN 240005129 REV. C [03/01/2018]

Argo ARM Series Specifications

General

Ambient Temperature	-40°C to +85°C
Vibration Resistance	10-55 Hz, 1.5mm double amplitude
Contact Arrangement	SPDT
Coil Voltage	5 VDC, 12 VDC, 24 VDC
Mounting Type	PCB
Coil Power	0.36W
Insulation Resistance	100MΩ min
Dielectric Strength	1, 500VAC for 1 min
Shock Resistance	10 G

Summary

Introduction

Product Features

Mounting Instructions

Electrical Specifications & Wiring

Sequence of Operation

Wiring Schematics

ARM "Cold Start" Application

ARM "Cold Start" Wiring

ARM-4P to MH L8148

Wiring diagram for connecting ARM-4P to MH L8148 boiler control.

ARM-4P to Millivolt Gas Valve

Wiring diagram for connecting ARM-4P to a millivolt gas valve system.

ARM "Cold Start" Wiring (ARM-4P to 24 Volt Gas Valve)

ARM "Tankless Coil" Application

ARM "Tankless Coil" Wiring (ARM-4P to MH L8124 A or C)

AD Expansion Module

AD-1 Module

Details the AD-1 expansion module for adding one heating zone to ARM controls.

AD-4 Module

Details the AD-4 expansion module for adding four heating zones to ARM controls.

ARM to Field Replacement Transformer Wiring

ARM with DPM-2 Outdoor Reset Control

ARM with Power Robbing Thermostat

Replacement Parts

Technical Support