Setra Differential Pressure Transmitter
The 231 Series Multi-Range Differential Pressure Transmitter is ideal for monitoring pumps and load differential pressures in HVAC systems and processes where local indication is needed. The 231 Series design provides users with field accessible ranging, choice of outputs, and field zero adjustment.
- Field selectable ranges and outputs
- Field accessible pushbutton zero and remote zero
- Field selectable port swap
- True 4-20 mA output, and choice of VDC outputs
- Hinged cover
- Heavy duty aluminum NEMA 4 housing
- Optional LCD display
- RoHS compliant
Supply voltage:12-30 VDC current model (12-30 VDC/18-28 VAC voltage model)
Output signal
Current model:2-wire, 4-20 mA, 1000 ohm max
Voltage model:3-wire, 0-5, 0-10, or 1-5 VDC, 30 ohms output impedance
Accuracy:±1.0% FS (±2.0% FS for range D model )
Wiring connections:1/2 in. conduit entry (7/8 in.dia), screw/crimp terminals
Response time:1-5 sec (adjustable)
Compensated temp. range:32º to 130ºF (0º to 54ºC)
Max working pressure:Equal to top of maximum range specified in order
Proof pressure:2.2 x full scale
Burst pressure:40 x full scale
Piping Connections:1/8" FNPT
Ambient temperature rating:-4º to 185ºF (-20º to 85ºC)
Wetted parts:17-4 PH Stainless Steel
Enclosure ratings:NEMA 4
Approvals:CE, RoHS Compliant
Dimensions:4.0"H x 6.0"W x 2.0"D (102 x 152 x 51 mm)
Weight:1.5 lbs (680 g)
Warranty:1 year
