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PAGE 7
2.0 GAUGE TUBE AND CABLES
2.1 Gauge Tubes:
Octal sockets of standard metal tubes are color-coded for easy identification; DV-273 is dark blue. The tubes are to be
installed in 1/8" NPT female thread, or in a Hastings type OS Quick Connector. Maximum overpressure of gauge tube is 150
psi. Construction of shell is of Nickel-plated steel. See section 1.2 for Operating Principle.
2.2 Gauge Tube Cables:
The four color-coded wires (Black, Red, White, Green) are connected as shown on the label on the top of can. See Figure 2.1
for socket connections.
Each instrument is shipped with a 6-foot power cable and an 8-foot gauge tube cable. Extension gauge tube cables are
available. (See table in Sec-1.5).
FIG.2.1