Dwyer RSM-3-A Low Differential Pressure Monitor for Secure Environments - Graphical, NEMA 1 (± 0.5 %, 0.25 inH₂O, Barbed Fitting, 3/16 in)

Width: 5.4 in

Height: 8 in

Length: 1.8 in

Weight: 1.5 lb

Accuracy: ± 0.5 %

Mounting: Mount to standard double gang metal electrical box using 4x4" plaster ring adaptor

Materials: Fire Retardant Plastic

Compliance: CE, CSA

Switch Type: SPST

Accuracy Note: ± 0.5% FS

Output Detail: 2-Wire: 4 to 20 mA; 3-Wire: 0 to 5 Vdc, 0 to 10 Vdc;Selectable 4-20 mA (2-wire), 0-5 VDC (3-wire), or 0-10 VDC (3-wire)

Output Signal: Current, Voltage

Pressure, Max: 0.25 inH₂O

Pressure, Min: -0.25 inH₂O

Data Interface: BACnet MS/TP ASC Optional

Supply Voltage: 18 to 32 Vdc

Loop Resistance: 0 to 510 Ω

Number of Wires: 2, 3

Pressure Limits: -15 inH2O to 15 inH2O

Thermal Effects: ± 0.03% FS/°F

Enclosure Ratings: IP20, NEMA Type 1

Power Consumption: 5 W

Relative Humidity: 5 to 95% RH (non-condensing)

Supply Power Note: Order code A (24 VAC): 18-32 VAC, 50 to 60 Hz; Main supply voltage fluctuations up to 10%.

Supply Power Type: AC

Media Compatibility: Air, Gases, Nitrogen, Oxygen

Electrical Connection: Screw Terminal

Enclosure Ratings Note: NEMA 1 (IP20) rated for indoor applications

Process Connection Note: Barbed Fittings for 3/16˝ ID Tubing.

Process Connection Size: 3/16 in

Process Connection Type: Barbed Fitting

Operating Temperature, Max: 120 °F

Operating Temperature, Min: 32 °F