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Commissioning
Only confirm the security enquiry if you are
sure that you wish to change the system selec-
tion.
Security enquiry:
Î In order to confirm the security enquiry, press
button 3.
5. Maximum store temperature
Î Adjust the desired maximum store temperature.
S MX / S1MX / S2MX
Maximum store temperature
Adjustment range: 4 ... 95 °C [40 ... 200 °F]
Arr 10: 4 ... 90 °C [40 ... 190 °F]
Factory setting: 60 °C [140 °F]
Note
The controller is also equipped with a non-ad-
justable emergency shutdown, deactivating
the system if the store reaches 95 °C [200 °F].
6.
Pump control type
Î Adjust the pump control type.
PUM1 / PUM2
Pump control type
Selection: OnOF, PULS, PSOL, PHEA
Factory setting: PSOL
The following types can be selected:
Adjustment for standard pump without speed control
• OnOF (pump on / pump off)
Adjustment for standard pump with speed control
• PULS (burst control via semiconductor relay)
Adjustment for high-efficiency pump (HE pump)
• PSOL (PWM profile for a HE solar pump)
• PHEA (PWM profile for a HE heating pump)
Commissioning
7. Minimum speed
Î Adjust the minimum speed for the corresponding
pump.
nMN, n1MN, n2MN
Minimum speed
Adjustment range: (10) 30 ... 100 %
Factory setting: 30 %
Note
The pump speed must be set to 100 % when
auxiliary relays or valves are connected.
8. Maximum speed
Î Adjust the maximum speed for the corresponding
pump.
nMX, n1MX, n2MX
Maximum speed
Adjustment range: (10) 30 ... 100 %
Factory setting: 100 %
Note
The pump speed must be set to 100 % when
auxiliary relays or valves are connected.
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