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Idiomas disponibles
710.1760.00.01-00
CONTROLLER TYPE "C" (CHW 682 TO CHW 3652; CHG 180 TO CHG 365)
The operating thermostat is supplied pre-adjusted according to the standard specifications of the chiller
listed in the supplement. The operating thermostat controls both the temperature regulating functions
and the other safety parameters (e.g. alarm management and the running time of the electric motors).
The complete list of parameters is not supplied to the customer because changes in certain parameters
may lead to problems affecting the reliability and properties of the chiller.
Instructions for changing the parameters required by the user:
Changing the SET-POINT:
2. Press the
key for 3 seconds (the set-point starts to flash).
3. Use the
and
4. Press
or wait 15 sec. (timeout), without pressing any key.
To access the "Pr1" user level:
1. Press the
+
play shows the first parameters with "PAS".
2. Press the
key to confirm and use the arrow keys
"1". Press the
3. Select the parameter you require.
4. Press the
key to change its value.
5. Change the value with the
6. Press the
key again to confirm the new value. After a few seconds, the next parameter ap-
pears.
7. To exit the program: Press the
sec. (timeout), without pressing any key.
List of parameters that can be changed with the procedure described:
Code
Meaning
ST01
Set-point
ST02
Differential
(*probe set-point at inlet)
6.5
SHUTTING DOWN THE CHILLER
SWITCHING ON/OFF IN DAILY OPERATION
MODEL: CHW 09
1)
Move the main switch to position "0". The system then switches off immediately.
MODEL: CHW 11 – CHW 36; CHG 08 (Controller Type "A", see 6.4)
Via stand-by mode:
1) Stop the compressor by keeping the
Move the main switch of the chiller to position "0".
2)
Via the main switch:
Move the main switch to position "0". The system then switches off immediately. This procedure
should only be used in an emergency.
MODEL: CHW 29 – CHW 602; CHO 29 – CHO 242; CHG 24 – CHG 140 (Controller Type "B", see 6.4)
Via stand-by mode:
Stop the system by keeping the
1)
to switch off. The chiller is fitted with a turn-off delay to protect the components. The system
does not switch off immediately.
arrows to change the SETPOINT.
keys for a few seconds (the
key to confirm.
and
keys.
+
button depressed (for 10 seconds).
key depressed for 3 seconds and waiting for the compressor
and
LEDs start to flash), the upper dis-
and
keys when a parameter name is displayed or wait 15
CHW
CHW*
with tank
without tank
15°C
20°C
3°K
3°K
24
s
in order to enter the password
CHG
CHG*
with tank
without tank
-10
-5
3
3
22/07/2009
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