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MODEL 399VP pH/ORP SENSOR SECTION 2.0
INSTALLATION
2.3 FLOW-THROUGH INSTALLATIONS.
The Model 399VP Sensor has a 1 in. MNPT process connection at the front and back end of the sensor for mount-
ing directly into a 1 in. or 1½ in. tee. See Figure 2-2 for installation configurations. It is recommended that shut-off
valves be provided for sensor removal and service.
NOTE
Large pipe wrenches must not be used to tighten the sensor into a flange or other type of mounting.
FIGURE 2-2. MODEL 399VP SHOWN IN VARIOUS FLOW THROUGH INSTALLATIONS
See Section 1.3 for a complete listing of tees.
Model 399VP shown in Tee PN 915240-03, -04, or -
05. Tee is available with 3/4 in., 1 in., or 1-1/2 in.
NPT process connection threads.
Model 399VP shown in Tee PN 2002011. Tee is
available with 1 in. process connection threads.
Side view of Tee PN 2002011 with Model 399VP
shown in middle of process flow.
Side view of Tee PN 915240-03, -04, or -05 with
Model 399VP shown in middle of process flow.
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