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Installation, Operating &
Maintenance Instructions
Communications Options for use with
Johnson Controls Metasys and Companion Systems
LEAVING
WATER
TEMP
RECEIVE
TRANSMIT
Electronic Controller Version 9.0
Communications Option
COMMUNICATION
ADAPTER
SHI
N
N+
CMC 2000 Series
DIP
SWITCHES
DISCHARGE
DISCHARGE
AIR TEMP
AIR TEMP
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Summary of Contents for ClimateMaster CMC 2000 Series
- Page 1 CMC 2000 Series Electronic Controller Version 9.0 Communications Option Installation, Operating & Maintenance Instructions Communications Options for use with Johnson Controls Metasys and Companion Systems SWITCHES LEAVING WATER TEMP DISCHARGE DISCHARGE AIR TEMP AIR TEMP COMMUNICATION ADAPTER RECEIVE TRANSMIT...
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Page 2: Table Of Contents
Addressing and Wiring DDC Wiring Instructions Remote Sensor/Thermostat and Wiring Fan Operation Wiring Termination Room Sensor Mounting and Wiring Wiring Connections of Sensor Dip Switch Settings DDC Adaptor Board Layout Software Configuration Information for Metasys CMC 2000 Series Board Layout Page 2... -
Page 3: General Information
Addressing and Wiring communication adaptor board, discharge air sensor and discharge water sensor. The CMC 2000 Series Revision "E" has one of three (3) levels of capability depending upon serial number. An adapter board is provided on each controller, and each General Operating Parameters controller requires a unique address. -
Page 4: Remote Sensor/Thermostat And Wiring
To activate override, hold the override button for at least 1 second but not more than 5 seconds. Fan Operation In lieu of a sensor, a ClimateMaster ET Series Thermo- When continuous fan operation is desired during the stat can be connected. This thermostat connects via an... -
Page 5: Wiring Termination
Follow the guidelines In place of the remote room sensor, a ClimateMaster ET below when wiring a communications network to Series thermostat can be connected. For details, refer to minimize communication system problems. -
Page 6: Wiring Connections Of Sensor
Table 2- Wiring Voltage Drops 16GA 14GA AMPS Wire Size 18GA Length of Run Transformer Load 0.256 0.513 0.161 0.321 0.813 0.769 0.482 30VA @ 24V 0.406 1.220 0.342 0.685 0.215 0.429 1.027 0.644 40VA @ 24V 0.544 1.088 1.530 0.840 0.514 0.410... -
Page 7: Software Configuration Information For Metasys
“R” and “L” on the board or the implementation of a 1) When a unit is not supplied with three fan speeds or if the unit is belt ClimateMaster communicating ET thermostat and returns the unit to driven, only the high speed fan switch is used. -
Page 8: Cmc 2000 Series Board Layout
Part #:69626514 ClimateMaster works continually to improve its products. As a result, the design and specifications of each product at the time for order may be changed without notice and may not be as described herein. Please contact ClimateMaster’s Customer Service Department at 1-405-745-6000 for specific information on the current design and specifications.
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