Contact Input - GRUNDFOS ALLDOS Oxiperm C 164 Series Operation And Service Manual

8.2.3 Contact input

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Press "Enter" to go back to the "Mode" menu
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Press "Escape" 2x to go back to the main menu
Analogous procedure for "4 - 20 mA" and the "Others" current input
In the case of the "Others" current input, current input signals between 0 and 20
mA can be variably set.
Basic load setting
Display indicator:
Press "F1" to switch to the variable field 0 g/h and to set a basic load.
NOTE Basic load > 2.5% of the installation capacity, e.g.
164-10D; basic load > 0.25 g/h
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Press "F3" to switch the mode menu to the "contact input" menu
Display indicator:
The max. flow for the main water line is entered in this menu.
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Press "F1" to switch to the variable field "0000.0 m³/h" and enter the max.
flowrate (enter with the "up"; "down"; "arrow left"; "arrow right" buttons,
analogous to the current input entry).
Press "Enter" to confirm
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Press "Enter" or "Arrow right" to switch to the menu:
Display indicator:
The quantity (ppm) of ClO2 added and the pulses/litre of the contact water meter
are entered in this menu.
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Press "F1" to switch to the variable field "0.00".
Press the "up", "down" buttons to change the numerical value and the "arrow left"
and "arrow right" buttons to change the input field.
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Enter the value to be added
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Press "F1" to switch to the variable field "water meter 0.00" and
enter the contacts for the existing contact water meter.
Press "Enter" to confirm.
NOTE The control for the Oxiperm installation may process at
a max. rate of 50 pulses/sec. If a value greater than
50 pulses/sec. is calculated, use a different contact
water meter!
Oxiperm 164 150-2500 g en
Current input <
0 g/h = 0 mA
9 g/h = 20 mA
Contact input
Max. flow of H 2 O
0000.0 m³/h >
Contact input <
Addition 0.00 ppm
Water meter
00.000 pulses/litre >
15.710010-V5.0