Setra System Model 231RS - Manual (Page 6)

6
2.4 Mounting
The Model 231RS can be easily mounted using the two mounting screws located on the side of the unit.
2.5 Installation Procedures
For differential pressure measurements at high line pressure, it is recommended that the pressure sensor be installed
with a valve in each line, plus a shunt valve across the high and low (reference) pressure ports as shown.
Important: Do not exceed maximum range pressure with the total of differential pressure and line pressure.
Valve A 1
High
Low Pressure
Remote Sensor
High Pressure
Remote Sensor
Valve B 1
Low
Model 231RS
Valve A = High Side Valve
Valve B = Low Side Valve
1 Valves not included.
Pipe Pipe
Figure 1