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Wiring 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 fig.1) Fig.1 On THS04, those three signals are: Rx+/Tx+ Rx-/Tx-...
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THS04 User interface Control Fig.3 Four main buttons on THS04 are available (see Fig. 3) Mode button: no action Fan button: no action Power button: no action Clock button: temporary occupancy override Push&Rotate button: menu navigation and temporary temperature setpoint change...
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Display Fig.4 The display is split into different areas, providing information about: 1. Unit mode (Heat, Cool, Auto). We can have combination of symbols Auto+Cool or Auto+Heat indicating the actual running status 2. Zone Temperature 3. Fan mode (On, Auto). 4.
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Menu Navigation Navigation principle Navigation through menus is done by the “push&rotate” button. The way to use that button is: rotate to modify a setpoint or a value, then wait 3s for that setpoint or value to be automatically registered. The symbol “Set” disappears. That important way to use it is symbolized with: Navigation map Fig.4...
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THS04 usage as administrator If the password is entered when logged as a user, we then switch into administrator mode. (see fig.4 User Navigation Map). Control Four main buttons on THS04 are available (see Fig.3) Mode button: Modification of unit mode if unit is OFF (no action if scheduler is enabled) Fan button: Modification of fan mode (On, Auto) Power button:...
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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 switched off 13.
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