ECR International Argo Universal Control Series Installation, Operation & Maintenance Manual
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ECR International Argo Universal Control Series Installation, Operation & Maintenance Manual

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UNIVERSAL CONTROL SERIES
Models
INSTALLATION, OPERATION &
UZ3, UZ4, UZ6
MAINTENANCE MANUAL
Universal Control
EZ3, EZ1
Expansion Module
UZ3, UZ4, UZ6
EZ3
EZ1
Manufactured by:
ECR International Inc.
2201 Dwyer Avenue, Utica, NY 13501
Tel. 800 253 7900
www.ecrinternational.com
PN 240010923 REV. E [03/01/2018]

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Summary of Contents for ECR International Argo Universal Control Series

  • Page 1 UNIVERSAL CONTROL SERIES Models INSTALLATION, OPERATION & UZ3, UZ4, UZ6 MAINTENANCE MANUAL Universal Control EZ3, EZ1 Expansion Module UZ3, UZ4, UZ6 Manufactured by: ECR International Inc. 2201 Dwyer Avenue, Utica, NY 13501 Tel. 800 253 7900 www.ecrinternational.com PN 240010923 REV. E [03/01/2018]...

  • Page 2: Table Of Contents

    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.

  • Page 3: Product Description And Features

    2 - PRODUCT DESCRIPTION AND FEATURES Product Description 3. Firmware The Argo Universal Control provides individual control for • Priority with selectable timer setting comfort heating, domestic hot water along with many other • ZR/ZC with selectable active/non active setting residential hot water applications.

  • Page 4: Mounting

    3 - MOUNTING Mounting Instructions • Mount Argo UZ and EZ Controls vertically on solid wall or partition. • Mount control as close as possible to device to be controlled, for your convenience. • Do not mount Argo UZ and EZ Controls more than 75 feet away from pumps, valves and thermostats.

  • Page 5: Electrical Specifications, Dimensions And Wiring Connections

    4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS WARNING Electrical shock hazard. Turn OFF electrical power supply at service panel before making electrical connections. Failure to do so could result in death or serious injury. Electrical Specifications and Wiring A. Installation shall be in accordance with authority having jurisdiction.

  • Page 6: Electrical Specification

    4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS Electrical Specifications, Dimensions and Wiring Connections 1. Electrical Specification TABLE 1 Line Voltage Power Connections in Accordance with NEC/CEC and Local Codes Use Copper Conductors Only LINE Field Power Supply, 115Vac, 50/60Hz, 1-ph, 15A Max UZ3, EZ3, EZ1, 20A Max UZ4 and UZ6 L, N PRIMARY PUMP Provides Power to Boiler (System/Primary)
  • Page 7 4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS Figure 1 - Dimensions and Mounting PN 240010923 Rev. E [03/01/2018]...
  • Page 8 4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS UZ3 UNIVERSAL ZONE CONTROL Figure 2 - Control Wiring - UZ3 OPTIONAL ZONE VALVES ZONE THERMOSTATS INDIRECT HOT WATER VANNES DE ZONE THERMOSTAT THERMOSTATS DE ZONE 4 Wire Valve 3 Wire Valve ZONE OPTION EAU CHAUDE INDIRECT...
  • Page 9 4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS Figure 4 - Control Wiring - UZ6 PN 240010923 Rev. E [03/01/2018]...
  • Page 10 4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS Figure 5 - Control Wiring - EZ3 EZ3 EXPANSION MODULE, 3-ZONE ZONE VALVES ZONE THERMOSTATS VANNES DE ZONE THERMOSTATS DE ZONE 4 Wire Valve 3 Wire Valve THERMOSTATS ZONE VALVES COMMUNICATION CABLE NEC Class 2 Low Voltage (24Vac) NEC Class 2 Low Voltage FROM EXPANSION...
  • Page 11 4 - ELECTRICAL SPECIFICATIONS, DIMENSIONS AND WIRING CONNECTIONS Figure 6 - Control Wiring - EZ1 EZ1 EXPANSION MODULE, 1-ZONE THERMOSTAT ZONE VALVE COMMUNICATION CABLE NEC Class 2 Low Voltage (24Vac) FROM EXPANSION TO EXPANSION ZONE MODULE ZONE MODULE 12A 250V 115 Vac Fuse PUMP...

  • Page 12: User Interface

    5 - USER INTERFACE User Interface Figure 7 - User Interface Display 1. Digital LCD User Display And Interface A. Configuration Selection Button – Selects control configuration. Press once to view zone status. Hold to enter test mode. B. LCD Display. Indicates configuration zone status and error codes.

  • Page 13: Control Configuration

    6 - CONTROL CONFIGURATION Control Configuration E. ZR/ZC Activation – Used to delay all 1. Zone configuration, Pump or Valve pumps from operating until boiler reaches Use user interface menu to configure zone status minimum temperature. for pump or valve operation. Configuration method Selection –...

  • Page 14: Zone Configuration

    6 - CONTROL CONFIGURATION 4. Expansion Port The expansion port (RJ45 connection) is used to connect expansion modules to the control. A low voltage communication connect cable is provide with the expansion module. Each expansion module is independently powered and does not require valve or pump power from the main controller.

  • Page 15: Sequence Of Operation

    7 - SEQUENCE OF OPERATION Sequence Of Operation 3. Zone Pump Output 1. Thermostat call for Heat Zone pumps are wired to the designated zone pump Field wired thermostats are connected to the terminals. When the zone thermostat connects designated NEC Class 2 low volt zone thermostat terminals TR and TW the control will provide 115Vac terminals designated TR, TW, C.
  • Page 16 7 - SEQUENCE OF OPERATION 5. End Switch Assignment (XX) When any zone thermostat connects terminals TR and TW the control will provide power to the primary The main controller is equipped with three pump terminals independent, isolated, dry contact end switches (XX-1, XX-2, XX-3) for energizing heat sources.
  • Page 17 7 - SEQUENCE OF OPERATION ZR/ZC Summary Operation 10. Expansion Port A.Valve Configuration An Expansion port is provided for controlling additional zones. Up to 15 zones may be controlled 1. Thermostat T closes, checks ZR/ZC state (maximum 3 expansion modules) with the addition 2.
  • Page 18 7 - SEQUENCE OF OPERATION Figure 6 - DPM - 2 Wiring ZONE VALVES VANNES DE ZONE ZONE THERMOSTATS 4 Wire Valve 3 Wire Valve THERMOSTATS ZONE VALVES ZONE 1 ZONE 2 ZONE 3 ZONE 1 ZONE 2 ZONE 3 COMMUNICATION DPM2 CABLE...

  • Page 19: Troubleshooting

    8 - TROUBLESHOOTING Troubleshooting WARNING Electrical shock hazard. Turn OFF electrical power supply at man power switch before servicing unit. Service shall be performed by a qualified service agent Failure to do so could result in death or serious injury. 1.

  • Page 20: Replacement Parts

    Field-mounted 40 VA transformer (UZ3) 119000002 Field-mounted 40 VA transformer (EZ1 240010835 10 - TECHNICAL SUPPORT Contact ECR International Technical Service 1-800-325-5479 for technical support for Argo products. Have model number available when calling. Information Needed When Calling Model Number Installation Date...

This manual is also suitable for:

Argo universal control uz3Argo universal control uz4Argo universal control uz6Argo ez3Argo ez1

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