RCS TR60 Installation Manual

Rs485 thermostat

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RCS
Model TR60
RS485 Thermostat

Installation Manual

DCN: 140-01761-01
3/21/09
*** IMPORTANT NOTICE ***
DO NOT USE THIS PRODUCT FOR BUILDING FREEZE PROTECTION! YOU ARE ADVISED TO
INSTALL A MECHANICAL FREEZE PROTECTION DEVICE ON YOUR SYSTEM FOR THIS PURPOSE.

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Summary of Contents for RCS TR60

  • Page 1: Installation Manual

    Model TR60 RS485 Thermostat Installation Manual DCN: 140-01761-01 3/21/09 *** IMPORTANT NOTICE *** DO NOT USE THIS PRODUCT FOR BUILDING FREEZE PROTECTION! YOU ARE ADVISED TO INSTALL A MECHANICAL FREEZE PROTECTION DEVICE ON YOUR SYSTEM FOR THIS PURPOSE.
  • Page 2 TR60 Thermostat Installation The TR60 thermostat is a two part thermostat with a Wall Display Unit (WDU) and a HVAC Control Unit. TR60 Wall Display Unit TR60 HVAC Control Unit HVAC System 4 Wire 5 Wire Thermostat wire or minimum...
  • Page 3: Wall Display Unit Installation

    Model: ZCV1 For new construction, thermostat wire or Cat 5 wire can be used. Remote Sensor Connection Two remote sensors can be connected to the TR60 Wall Display Unit. • Sensor S1 will replace the internal sensor • Wall Display Unit...
  • Page 4: Location And Mounting

    Connect the Wall Display Unit to the HVAC Control Unit by four wires. In retrofit applications, the existing thermostat wiring may be used, however, for best results and in new construction, a Category 5 twisted pair cable is recommended. TR60 HVAC CONTROL UNIT TR60 WALL DISPLAY UNIT +12V...
  • Page 5: Rs485 Network Connection

    The RS485 communications port is a 2 wire (D+ and D –) plus ground, half-duplex network connection. Wiring options are direct to a host com port or wired to a RCS RS485 hub to allow star or homerun wiring. Host System...
  • Page 6 Connecting to RS232 Communications Ports RCS Model 485PB 5-Port RS232 to RS485 Converter with power outputs. HVAC Control Unit RS485 5 Port RS485 PC or Control System DB9 Serial Com Port Standard PC serial cable (incl) 12VDC Power (DB9 to DB9) Transformer (incl) B&B Electronics Model 485DB9TB RS232 to RS485 Converter - 2 wire...
  • Page 7: Power Connection

    Power Connection The TR60 HVAC Control Unit requires 24VAC power. Power is provided from the HVAC system or by an external transformer (not supplied). Do NOT connect the HVAC system power if you are connecting an external power transformer. Power Alternate power input.
  • Page 8: Hvac System Connection

    HVAC System Connection The TR60 HVAC Control Unit connects to the HVAC system like a standard thermostat. Standard Gas/Electric HVAC System Wiring HVAC Control Unit Install jumper wire for power from HVAC System Standard HVAC System HVAC System THERMOSTAT CONNECTION...
  • Page 9: Hvac System Setup

    HVAC SYSTEM SETUP The TR60 must be configured for the correct HVAC system type. This is done by setting the dipswitch, SW1, on the HVAC Control Unit. You must know what type of HVAC system you have to correctly setup the thermostat. Determine the following before you install the TR60.
  • Page 10: System Checkout

    SYSTEM CHECKOUT It is strongly recommended that you hook-up and run a simple bench test before installing the TR60 thermostat. Not only will this save you time in system checkout but will also familiarize you with the TR60 operation. Quick Test NOTE: Before power up, set the dipswitch, DIPSW1, to ALL OFF.
  • Page 11: Hvac System Quick Test

    HVAC SYSTEM QUICK TEST In the event that you have difficulty with the TR60 controlling the HVAC system, you can perform the following quick test to confirm that the HVAC system is working correctly. The TR60 HVAC Control Unit connects to the HVAC system at the normal thermostat connections on the HVAC unit.
  • Page 12: Wiring Diagram

    TR60 Wiring Diagram HVAC Control Unit Model ZCV1 Rev K Wall Display Unit Model TS60 180-01006-11 ZCV2 REV K Fuse Mini ATO type Alternate power input. External Transformer Green 24VAC 24C B 24VAC 40VA Power 24R R Yellow White 24C R...

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