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WSHP-IOP-2
May 1998

Installation, Operation,
and Programming

Tracer™ ZN510 Controller

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Summary of Contents for Tracer ZN510

Page 1: ...WSHP IOP 2 May 1998 Installation Operation and Programming Tracer ZN510 Controller...

Page 2: ...Related Literature z CNT IOP 1 ZN510 1 Controller Installation Operation and Pro graming z WSHP PD 1 Water Source Heat Pump Controller Product Data Sheet z WMCA PD 1 ZN510 Loop Con troller Product Dat...

Page 3: ...on 7 Power 8 Binary Outputs 8 Analog Outputs 9 Binary Inputs 9 Analog Inputs 12 Zone Sensors 15 Heating or Cooling Control Mode Operation 18 Single or Dual Compressor Operation 19 Data Sharing 20 Conf...

Page 4: ...place in the ZN510 IOP on a copy of Sheet 6 of this document or on building plans for future location use The actual room location on the tag may be hand written Zone Sensor Placement Zone sensor loc...

Page 5: ...l minutes to check for the presence of a com municated value 3 A random start time is hard coded on every board and cannot be disabled The board generates a random time delay between 0 and 25 seconds...

Page 6: ...mber The NID is similar to the serial number of the unit but is specific to the identification of the ZN510 Board The location identification is a customer defined clear English description of the uni...

Page 7: ...system Communication is also possible with Trane s service tool Rover ZN510 provides a total of six 1 4 inch quick connect terminals for connection to the Comm5 communication link These connections in...

Page 8: ...air damper It may be field modified to control a generic output for control by a building automation system If set up as a generic output the controller does not use BOP 6 as part of the normal contr...

Page 9: ...ion Circuit 2 Table 2 Binary input configurations Binary Input Description Configuratio n Contact Closure Contact Open BI 1 Low Temperature Detection Cir 2 Normally closed Normal Diagnostic BI 2 Conde...

Page 10: ...to page 28 on how to reset a unit z If BOP 6 is configured as a generic binary output the state of the output is not affected by the low temperature detection diagnostic or by other diagnostics Conden...

Page 11: ...or the status of the generic binary input This input does not affect controller operation High and Low Pressure Switches The high and low pressure cutout switches are wired in series with the compress...

Page 12: ...roller includes an automatic diag nostic reset function that allows the controller to automatically recover after a high or low pres sure cutout diagnostic After 30 minutes the con troller will reset...

Page 13: ...In the occupied mode the unit attempts to maintain the space temperature at the active occupied heating or cooling setpoint based on the measured space temperature the active setpoint and the proporti...

Page 14: ...ing water temperature is less than the leaving water temperature low limit the controller generates a Low Temp Detect diagnostic If the Leaving Water Temp Sensor fails to open or close the controller...

Page 15: ...operation Table 5 Methods of setpoint operation Method Situation used Zone Sensor with an adjustable hardwired setpoint A hardwired adjustable setpoint is connected to the controller Local setpoints a...

Page 16: ...t signal of OFF or AUTO If the fan control request is communicated to the controller the controller ignores the hardwired fan switch input and uses the communicated value The zone sensor fan switch si...

Page 17: ...ion z External setpoint z ON and CANCEL buttons z Communication jack z Vertical case with Trane logo Part Number X13510635010 Description z Space temperature 0 2 C resolution z External setpoint z Fan...

Page 18: ...only changes state when the controller turns on compressor 1 When a power failure occurs the reversing valve output defaults to the heating de energized state To reduce noise due to refrigeration mig...

Page 19: ...verride the controller applies the occupied heating and cooling setpoint but reports the effective occupancy mode as occupied bypass mode In the occupied bypass mode a building automation system can d...

Page 20: ...setpoint For this application each communicating controller uses the same setpoint ON CANCEL ZONE SET COMMMUNICATION 24V SERVICE ZONE SENSOR POWER BINARY IN PUTS FAN Actual Size 4 0 x5 5 ANALOG INPUT...

Page 21: ...switch hardwired Enabled Setpoints Unoccupied cooling setpoint 85 F Occupied standby cooling 78 F Occupied cooling setpoint 74 F Occupied heating setpoint 71 F Occupied standby heating 67 F Unoccupie...

Page 22: ...usly The controller is not detecting any communication Normal for standalone applications LED blinks The controller detects communication normal for communicating applications including data sharing L...

Page 23: ...h ZN510 Loop Controller During Unoccupied the pumps will be OFF but should be energized to test compressor operation The user must override the pumps either at the ZN510 Loop Controller or by pushing...

Page 24: ...heating or cooling to the space Fan mode off When a local fan mode switch determines the fan operation the off position controls the unit fan off Requested mode off The desired operating mode such as...

Page 25: ...ressor may not work correctly No power to the controller If the controller does not have power the compressor does not operate For the ZN510 controller to operate normally a voltage input of 24 VAC mu...

Page 26: ...anual output test sequence that may be used to verify output operation and associated output wiring However based on the current step in the test sequence the outdoor air damper may not be open Refer...

Page 27: ...p failure Enabled Compressor 1 Off Compressor 2 See note below Damper See note below Discharge air temp failure Enabled Compressor s No action Damper No Action Maintenance required example Filter Stat...

Page 28: ...al operation until another diagnostic occurs If a special diagnostic occurs within 24 hours after an automatic diagnostic reset the diagnostic must be manually reset Cycling Power When the 24 VAC powe...

Page 29: ...29 Wiring Diagram...

Page 30: ...30 Wiring Diagram...

Page 31: ...s 18 to 32 VAC 24 VAC nominal 50 or 60 Hz 300 mA Agency Listings UL and CUL 916 Energy Management System Agency Compliance IEC 1000 4 2 ESD IEC 1000 4 4 EFT IEC 1000 4 5 Surge FCC Part 15 Class A Inpu...

Page 32: ...ure 40 to 212 F 40 to 100 C J3 4 Analog ground NA Table 19 Binary Outputs Description Terminals Output Rating Load Energized Load De energized Binary Output 1 J1 1 12 VA 1 VAC RMS typical 24 VAC RMS t...

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