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74
3. OPERATION AND FUNCTION OF THE CONTROLLER
3.12
MANUAL MODE
Adjustment
Description
channel
Relay 1 ... 4
Operating mode selection
All relays...
Operating mode of all relays
Stage 1
Manual mode selection for stage
1 (power unit), modulating
Stage 2, 3
Manual mode selection for stag-
es 2, 3 (power unit)
In this menu, the operating mode of the pump relays and stages respectively can be adjusted.
In the menu item All relays..., all relays at once can be switched off (Off) or set to automatic
mode (Auto):
Off
=
Relay is switched off (manual mode)
Auto
=
Relay is in automatic mode
The operating mode can be selected for each individual relay, too. The following options are avai-
lable:
On
=
Relay active at 100 % (manual mode)
Off
=
Relay is switched off (manual mode)
Min
=
Relay active at minimum speed (manual mode)
Max
=
Relay active at maximum speed (manual mode)
Auto
=
Relay is in automatic mode
ATTENTION DAMAGE THROUGH OVERHEATING!
The manual mode > 0 % of the power stages in a system electrically connected,
but not hydraulically filled can lead to damage caused by overheating!
Î Make sure the hydraulic system is filled and ready for operation.
An operating mode can be selected for each stage of the power unit (electric immersion hea-
ters). The following options are available:
Auto
=
Stage is in automatic mode
0 %
=
Stage is switched off
100 %
=
Stage is switched on at 100 %
The power of the modulating stage 1 can be set to the manual mode in steps of 10 %.
NOTE
After service and maintenance work, the relay mode must be set back to Auto. In
manual mode the control logic is overridden.
3.13
User code
The access to some adjustment values can be restricted via a user code (customer).
1. Installer 0262 (Factory setting)
All menus and adjustment values are shown and all values can be altered.
If the installer user code is active, an E is displayed next to the clock time.
2. Customer 0000
The installer level is not shown, adjustment values can be changed partly.
For safety reasons, the user code should generally be set to the customer code before the controller is
handed to the customer!
Î In order to restrict the access, enter 0000 in the User code menu item.
Adjustment
Factory setting
range / selection
Auto, Min, Max, Off, On Auto
Auto, Off
Auto
Auto, 0 ... 100 %
Auto
(in steps of 10 %)
Auto, 0 %, 100 %
Auto
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