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Installation, connection and commissioning
6.1.3 Installation on a wall
Using the wall mounting feet (see Appendix), install the EK205-M on the wall.
6.1.4 Three-way cock
When installing the pressure sensor, a three-way cock is usually installed in order to carry out an
inspection of the pressure sensor in built-in condition or for the replacement of deficient sensors
without deactivating the overall gas line. The three-way cock available from Elster has the
following structure:
3
When installing the three-way cock, it must be noted that the position of the
operating lever is checked with the corresponding throughputs, as the lever can
be removed and may be installed in a twisted manner.
6
Not applicable when using EK205 as a Temperature Conversion Device.
Fig. 7
6
Prüfen mit
Betriebsdruck
Absperrung
45° Stellung
1
2
Fig. 8
1. Using the four self-cutting screws provided
on the rear of the EK205-M, install the wall
mounting feet. The fastening feet can be
fastened in different positions.
2. Drill holes in the wall in accordance with the
position of the installed installation feet.
Select the wall plugs suitable for the size of
the screws and insert them in the borings of
the well.
3. Use four screws for fastening the EK205-M,
e.g. 5 x 35 mm.
1 : From the meter: From the pressure
connection of the gas meter
For bellow-type gas flow meters, this is
carried out on the input side of the meter
2 : For the MU: To connect the gas sensor of
the Volume Conversion Device
3 : Test connection: Possibility to take test
pressure or to gibe external pressure on
the pressure sensor of the Volume
Conversion Device.
35
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