36
Now the controller is ready for operation with typical settings
to suit the selected system layout.
The settings made in the commissioning menu can be
changed later on in the corresponding adjustment channels.
Additional functions and options can of course be individually
adjusted as well (see chap. 4.2).
5. Maximum tank temperature
Î
Adjust the desired maximum tank temperature
S MX / S1MX / S2MX:
Maximum tank temp.
Adjustment range:
40 ... 200 °F
[4 ... 95 °C]
Arr 10:
40 ... 190 °F
[4 ... 90 °C]
in steps of 2 °Ra [1 K]
Factory setting:140 °F [60 °C]
Note:
The controller is also equipped with a non-
adjustable emergency shutdown function, which
will shut the system down if the tank reaches
200 °F [95 °C].
6. Minimum pump speed
Î
Adjust a minimum speed for the pump
nMN, n1MN, n2MN:
Pump speed control
Adjustment range: 30 ... 100
in steps of 5 %
Factory setting: 30
Note:
If loads which are not speed-controlled (e.g.
valves) are used, the value must be set to 100 % for
the respective relay.
Completing the commissioning menu
After the last channel of the commissioning menu has been
adjusted and confirmed, the controller asks for confirmation
of the adjustments.
Î
To confirm the adjustments made in the commissioning
menu, press button 3
Confirmation enquiry
Summary of Contents for SOM 7 PLUS
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