Installation And Maintenance; Installation Procedure - Elster EK260 Operating Manual And Installation Instructions

5 Installation and maintenance

The EK260 is suitable for wall mounting and for installation on a gas meter. The holes for
wall mounting become accessible after opening the housing cover. For installation on a
meter a mounting bracket is required.
The drilling dimensions can be taken from the adjacent illustration.
The installation and first test can occur without the presence of a calibration official,
because all relevant areas are secured by adhesive labels.

5.1 Installation procedure

The following steps must be carried out to install the device:
1. Mounting of the EK260 on the gas meter, on a bracket or on the wall.
2. Connection of the pulse transmitter or encoder , pressure line and insertion of the
temperature sensor in the thermowell.
3. If required, connection of the following equipment to the power supply input, serial
interface or pulse/signal outputs.
F
If the EK260 is used in a hazardous area (Zone 1), then only intrinsically safe
electrical circuits of certificated "associated operating equipment " must be connected.
Their certificated electrical data must conform to the requirements stated in the
certificate of conformance for the EK260.
4. With unused union screw joints the insertion seal must be replaced by one of the
enclosed blind insertion seals.
5. Sealing of the device by the weights and measures office or test station according to the
seal layout.
6. Close the housing.
F
When closing the housing, make sure that no cables are pinched.
Elster GmbH
Volume Conversion Device EK260
99