GB
51
2.4 Flow meter with relay module/mains unit and separate installation of operating unit
Separate installation of the operating unit
Danger!
Live mains connection!
Electric shocks can kill you.
Disconnect the relay
module/mains unit by
pulling the plug from the
power supply before
dismantling!
Mounting steps:
1. Remove batteries out of the
operating unit
2. Remove the cap and release
the screws
3. Carefully lift the operating unit,
paying attention to cable
length!
4. Loosen the connector from the
circuit board of the operating
unit
5. Remove the cap from the
intermediate plate
6. Screw the intermediate plate
onto a base (screws not
included in the scope of supply)
7. Mount the cap
8. Mount the operating unit on the
intermediate plate using the
short screws supplied with the
protection cap, and then mount
the cap
9. Connect up the cable between
the relay module/mains unit
and the protection cap
10.Screw the protection cap and
relay module/mains unit onto
the flow meter using the long
screws and replace the cap
11.Connect the operating unit and
protection cap using the data
line
12.Insert the batteries
D. Relay module RM1/RM3 and mains unit NG1
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