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INSTALLATION MANUAL AND OPERATING INSTRUCTIONS

NOTICE

Used to address practices not related to personal injury�

CAUTION

Indicates a hazardous situation which, if not avoided, 

could result in minor or moderate injury�

!

!

  

 WARNING

Indicates a hazardous situation which, if not avoided, 

could result in death or serious injury�

!

  

DANGER

Indicates a hazardous situation which, if not avoided, 

WILL result in death or serious injury

!

  

This is the safety alert symbol�  Symbol alerts you to      

potential personal injury hazards� Obey all safety messages 

following this symbol to avoid possible injury or death�

Become familiar with symbols identifying potential 

hazards

 WARNING

Fire, explosion, asphyxiation and electrical shock 

hazard�  Improper installation could result in death 

or serious injury�  Read this manual and understand 

all requirements before beginning installation�

!

  

DAN

IMPORTANT:

 

Read and understand the fol-

lowing instructions COMPLETELY before install-

ing!!

Introduction

This manual is intended to familiarize the installer and user 

of the Argo DPM-2 Outdoor Temperature Setback Control 

with its installation and operation to assure normal trouble-

free operation�

Argo controls are designed and manufactured with quality 

components for maximum life and durability and require 

minimal service� To ensure a satisfactory installation, it is 

imperative that the instructions be followed carefully before 

operating the control� Failure to do so may result in breach 

of warranty�

Product Description And Specifications

DPM-2 Outdoor Temperature Setback Control is designed 

to raise or lower the temperature of boiler supply water 

based upon a proportionate drop or rise in temperature 

at the outside sensor� This control plugs into Argo control 

equipment with a data port or as a stand alone device that 

can be easily wired into almost any system�

WARNING

Fire, Explosion, Asphyxiation, Electrical shock 

hazard! Flooding will result in damages such as 

electrical problems, corrosion, inoperative parts, 

mold and other unforeseen issues which can 

occur over time� Any equipment determined by 

a professional as damaged by a flood, defined 

as excess of water or other liquid, shall be 

replaced� Failure to follow these directions will 

result in a Hazardous Situation�

!

  

3

PN 240005132 Rev. D [11/15/2021]

Summary of Contents for ARGO DPM-2

Page 1: ...OPERATION MAINTENANCE MANUAL Information and specifications outlined in this manual in effect at the time of printing of this manual ECR International Inc reserves the right to discontinue change specifications or system design at any time without notice and without incurring any obligation whatsoever ARGO DPM 2 OUTDOOR TEMPERATURE SETBACK CONTROL DPM 2 ...

Page 2: ...ctions 5 OutdoorSensorInstallation 5 WaterSupplySensorInstallation 5 Electrical Specifications Wiring 6 DPM 2 Setup 6 Wiring Applications 7 Sequence of Operation 10 Troubleshooting 10 Replacement Parts 11 Technical Support 12 TABLE OF CONTENTS Keep this manual near boiler Retain for future reference 2 PN 240005132 Rev D 11 15 2021 ...

Page 3: ...PM 2 Outdoor Temperature Setback Control with its installation and operation to assure normal trouble free operation Argo controls are designed and manufactured with quality components for maximum life and durability and require minimal service To ensure a satisfactory installation it is imperative that the instructions be followed carefully before operating the control Failure to do so may result...

Page 4: ...Block 2 Outdoor Sensor Terminal Block 3 Priority Input Terminal Block 4 Priority LED 5 Max Temp Trim Pot 6 Differential Trim Pot 7 Reset On LED 8 Power Switch 9 24 VAC IN Common Terminal Block 10 To Boiler T T Terminal Block 11 From T Stat or X X Terminal Block 12 Ribbon Cable Data Port 13 Reset Ratio Trim Pot 4 PN 240005132 Rev D 11 15 2021 ...

Page 5: ...es amplified by mounting surfaces such as sheet metal plasterboard and similar materials place rubber or felt washers between the case and the mounting surface 1 Position the control and mark the mounting holes 2 Start screws not provided for the keyhole type mounting holes in the upper corner s Tighten the screws down to about 3mm from the surface 3 Hang the control on the screw s position the ca...

Page 6: ...ust be N E C Class 1 CANADA C S A C22 1 Canadian Electrical Code Part 1 and any other national provincial or local code requirements Wiring must be C S A C22 1 C E C Part 1 INSTALLATION MANUAL AND OPERATING INSTRUCTIONS Electrical Specifications Wiring WARNING Electrical shock hazard Disconnect power before installing or servicing Failure to follow these instructions could result in death or serio...

Page 7: ...T USE 210 MAX TEMP OR X X FROM T STAT POWER ON O DATA PORT FROM ARM 1 5 RESET RATIO W C 1 0 5 150 0 7 0 6 0 8 1 0 180 24VAC COMMON TO T T BOILER DIFF 5 REG 2 REG 1 15 10 ON PRIORITY OUTDOOR RESET CONTROL DPM 2 OUTDOOR SENSOR WATER SENSOR PRIORITY INPUT CIRC L1 HOT N ZONE 2 24 VAC X2 END SW 2 END SW 1 X1 X1 X2 COM ZONE 1 1 2 3 4 1 2 T ON X X T T Zone Valve Controller AZ 3 ZONE 3 4 3 1 2 4 3 T T T R...

Page 8: ...WITCHES ZR ZC DPM 2 ZONE VALVE PUMP PRIORITY Z1 Z2 Z3 Z4 T T T T T T T T NOTE REFER TO AZ CP MANUAL FOR AZ CP OPERATION ON OFF KEY ON OPTION SWITCHES ZONE VALVE PUMP ZR ZC DPM 2 PRIORITY WATER SENSOR INPUT PRIORITY DO NOT USE SENSOR OUTDOOR SENSOR OUTDOOR SENSOR WATER DPM 2 ON PRIORITY TRIMPOTS FOR DO NOT USE FACTORY CALIBRATION OUTDOOR RESET CONTROL DPM 2 DO NOT USE RIBBON CABLE RED WIRE MAD 1 RE...

Page 9: ...INSTALLATION MANUAL AND OPERATING INSTRUCTIONS DPM 2 OUTDOOR TEMPERATURE SETBACK CONTROL WITH ARGO ARM 4P CONTROL 9 PN 240005132 Rev D 11 15 2021 ...

Page 10: ...o confirm RTD Sensor is functioning properly 1 Remove both RTD leads from the terminal block on the control board 2 Use a multimeter to take an ohm reading across the RTD leads A properly functioning RTD Sensor will produce a reading of approximately 1005 ohms at 70 F while a faulty RTD will read either 0 or 1 3 Replace RTD if necessary Troubleshooting Tips 1 If the setup check is okay a problem m...

Page 11: ...INSTALLATION MANUAL AND OPERATING INSTRUCTIONS REPLACEMENT PARTS DESCRIPTION PART NUMBER Temperature Sensor Z63 Outdoor Sensor Shield S60 Replacement Parts 11 PN 240005132 Rev D 11 15 2021 ...

Page 12: ... your model number available when calling Information Needed When Calling Model Number Installation Date Installer INSTALLATION MANUAL AND OPERATING INSTRUCTIONS Technical Support All specifications subject to change without notice 2021 ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 325 5479 www ecrinternational com ...

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