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Trane THS04, User Manual

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Trane THS04 User Manual Download Page 2

 

 

 

 

1. Wiring 

 

 Please refer to wiring diagram for details 

a.  Bus 

Communication between CH536 and THS04 is done by Modbus on RS485. 

On CH536 a bus is dedicated to that communication: J9 FBus1 

This is based on three wires: 

plus

 ; 

minus

 ; 

reference (circle)

 

Vout is not used. (cf Figure.1) 

 

Figure 1 

 

On THS04, those three signals are: 

Rx+/Tx+

 ; 

Rx-/Tx-

 ; 

GND 

(cf Figure.2)

 

 

Figure 2 

b.  Power supply 

In addition to communication signals, THS04 requires power supply. 

X201 to be connected to GND of THS04 

X200 to be connected to 24V~ of THS04 

Summary of Contents for THS04

Page 1: ...RT SVU010B GB User Guide THS04 wall thermostat ...

Page 2: ...d to that communication J9 FBus1 This is based on three wires plus minus reference circle Vout is not used cf Figure 1 Figure 1 On THS04 those three signals are Rx Tx Rx Tx GND cf Figure 2 Figure 2 b Power supply In addition to communication signals THS04 requires power supply X201 to be connected to GND of THS04 X200 to be connected to 24V of THS04 ...

Page 3: ... mode On Auto 4 Fan speed min intermediate nominal 6 Key on logged as user 7 Set on modification of temperature setpoint will be taken in account when Set switches off 9 Occupancy of current Timeband scheduler 10 Current day 11 Unit status Alarm Compressors On Off Indoor Fans On Off Auxiliary Heating On Off 12 hh mm time if unit is in local control BAS if unit is controlled by BAS Off if unit is s...

Page 4: ...sh to stop start the unit 4 Clock button Simple push to switch occupancy fresh air management Occupied Unoccupied when unit is ON In case of scheduler enabled the simple push switch the unit fresh air occupancy mode temporary during override timer 5 Push Rotate button menu navigation and temperature setpoint change In case of scheduler enabled the setpoint change switch the unit Heating Cooling zo...

Page 5: ...re is no need of password to change unit and fan mode or edit setpoint and occupancy state However it is possible to enable the password by changing setting in PGD1 Setting THS04 Access Level Enable When activated the password has to be entered on the THS04 under Menu 2 See Figure 5 Password Disable by default 3 Set Setpoint1 Wait 3s Wait 3s Tc Cooling setpoint change Edit Wait 3s Th Heating setpo...

Page 6: ... override will switch temporary unit from unoccupied to occupied To override minimum fresh air occupancy mode a simple push on button 4 Figure 4 will move the state of the unit from unoccupied to occupied THS04 displays active occupied unoccupied minimum fresh air state with the logo of figure 7 Figure 7 Occupied mode override will remain active until override timer expires It is possible to edit ...

Page 7: ... It is possible to adjust the controller time and date under PGD1 Setting Clock and password Time and Date settings Version History Oct 2017 Simplify default level and remove password to change mode occupancy and setpoint Implementation started with CH536 release 1 52 Trane optimizes the performance of homes and buildings around the world A business of Ingersoll Rand the leader in creating and sus...

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