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Watts Climatic Control Heating and Cooling Manual

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Outputs: pump:
Cold:
Heat:
3-point control:
5 A / 250 V relay (L, N, PE)
5 A / 250 V relay (L, N, PE)
5 A / 250 V relay (Free contact)
2 TRIACS => 75 W max.
"Maximum opening time 240 seconds; Suitable for actuators that have an
opening time below 240 Seconds”
Sensors: outside temperature:
supplied temperature:
return temperature:
CTN 10 K
at 25 °C (class II, IP55)
CTN 10 K at 25 °C (class I, IP68, no coupling)
CTN 10 K at 25 °C (class I, IP68, no supply)
Software version: _. (displayed when switched off – STOP mode).
9. TROUBLE-SHOOTING
X. TROUBLE
X.X
Possible reason Elimination
1. The display shows
1.1
at 13
Disconnected outside temperature sensor
Check whether the connection of sensor cable is correct.
Check the cable for damages.
Replace the cable or the sensor, if necessary.
1.2
at 5
Disconnected flow temperature sensor
Check whether the connection of sensor cable is correct.
Check the cable for damages.
Replace the cable or the sensor, if necessary..
2. Incorrect flow temperature
2.1
Incorrect flow setting temperature
The displayed calculated temperature is not in
accordance with the regulation curve.
Check if no offset are adjusted ( 6.1).
COMFORT and REDUCED temperature Offset.
2.2
Too high flow temperature due to incorrectly con-
nected valve drive (reverse action)
Check the connection of the valve drive ( 5.2).
2.3
Too low flow temperature due to incorrectly con-
nected valve drive (reverse action)
Check the connection of the valve drive ( 5.2).
2.4
Incorrect selected operation mode Select the correct mode of operation.
2.5
When ClimaticControl-HC operating in AUTO-
MATIC mode:
-
incorrect programming of built-in or user pro-
gram
-
incorrect setting of time / day of the week
-
Check the factory program or the user program settings
and pay attention to the correct setting of COMFORT and
REDUCED temperature periods of operation.
-
Check the setting of the time / day of the week.
3. The pumps or the valve drive does not work
3.1
Cable connections reversed. Check the electric connections ( 5.2).
3.2
Pump connected to temperature limiter.
-
Check the electric connection ( 5.2).
-
Check the maximum temperature setting of the TB.
-
Check the ambient temperature of the TB. If necessary,
change its position.
-
Check the TB operation. Replace it if necessary.
Remark:
Lock function
To prevent mistakes after installation, all critical parameters are not accessible any more after 4 hours power on. If
you want to modify these parameters, you must unplug and plug in controller. No settings are lost when unplug-
ging, or after a power failure.
After 4 hours you can still change all the other parameters to optimize your system.
… 25 …


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