Unigas E115X-FGR M Series, Manual Of Installation - Use - Maintenance

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PART II: INSTALLATION
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Mounting position MBE / VB / VD
Mounting VD-R & PS-...
VDR
VD-V
VB
ActuatorVD-V
1. Gas pressure regulation is possible with VD-R and PS pressure sensor only.
WARNING! For US/CN installation, the output pressure must be monitoried by
min. and max. pressure switches set to +/- 20% of the setpoint.
2. Mounting on pipe. Sensor position: 5x DN according to MBE. Pipe fitting with
female thread size ¼, mount sensor with seal, observe torque.
3. The pressure sensor includes a vent limiter according to UL 353 and ANSI
Z21.18/CSA 6.3. No venting required in locations where vent limiters are accep-
ted by the jurisdiction.
4. Only PS pressure sensors specified by DUNGS are authorised to be connected
to the VD-R‘s M12 interface.
5. Only PS cables specified by DUNGS are authorised to be used to connect the PS
Actuator VD-R

The actuator VD-V does not need any adjustment (funzione ON-OFF)

The actuator VD-R It must be combined with the PS sensor (include regolatore di
pressione)

The PS sensor chosen based on the necessary pressure (there are 3 models)