Section 4: Install Connections; Install Connections - Emerson BETTIS 23 SH Installation, Operation And Maintenance Manual

Section 4: Install Connections

November 2021
Section 4: Install Connections
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Supply gas take-off should be from top or side of header. Supply gas connection is as per
schematic drawing. User should provide a shut off valve on supply, and size lines to ensure
draw down when operating valve does not interfere with pressure sensing devices, that is,
use proper size of tubing for flow and pressure purposes.
In the case of a volume tank (power gas storage bottle) with inlet check, user should
confirm that the tank is rated and/or protected against any possible supply overpressure or
thermal expansion overpressure.
Electrical connection(s), to junction box if any, are as per wiring diagram and electrical drawings.
Conduit connection to limit or pressure switch, if field installed, are to comply with all local
regulations (seal within 18 inches for explosionproof).
Installation, Operation and Maintenance Manual
DOC.IOM.RG.US Rev. 11

Install Connections