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Installing Sensors in the Bypass Fitting DGMa
Fig. 7: 2-wire connection
Electrical installation of the ORP and
pH sensor
7.3 Adjusting the Flow Sensor Switching Point
32
3.
Strip the cable ends, fit the cable ends with cable end
sleeves (⌀ max = 0.5 mm
2-wire connector: 1 = plus, 2 = minus
4.
Insert approx. 5 cm of the measuring line into the sensor
5.
Tighten the clamping screw on the threaded connector
6.
Push the top part of the sensor right into the sensor shaft and
tighten it clockwise up to the stop
A0102
Screw the measuring line coming from the controller onto the
respective sensor.
Task:
The flow sensor should switch when the flow falls;
the flow sensor is connected as an N/C (Term. 1 -
Term. 2 = NC - C):
1.
Use the ball valve to adjust the flow to 50 l/h
2.
Hold the flow sensor in place and loosen the mounting clip a
little
3.
Press the float down to 40 l/h using the flow sensor,
ð The connected alarm device should switch off
4.
Hold the flow sensor in this position and tighten the mounting
clip
5.
Lower the flow for test purposes
ð The alarm device should switch off
6.
Check the threaded connector for leak-tightness
2
) and connect the cable ends to the
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