Dwyer Series 647 Wet Differential Pressure Transmitter

Wet Differential Pressure Transmitter Dwyer Series 647

•  Monitor differential pressure in air/liquid flow systems, HVAC automation, pneumatic systems and process control with the Series 647 Wet/Wet Differential Pressure Transmitter.
• Units are temperature compensated and provide a 4 to 20 mA output signal which can be interfaced with chart recorders, data loggers and computerized monitoring and control systems.

Specifications:

 

• Service:Compatible gases or liquids on both pressure and reference sides.

• Wetted Materials:Brass, vinyl, glass-filled polyester, silicon, and florosilicone.

• Accuracy:±1.0% FS.

• Stability:±1.5% FS output/year.

• Temperature Limits:32 to 122°F (0 to 50°C).

• Pressure Limits:Ranges 1" w.c. to 5 psi: 20 psi, 15 psi range: 45 psi, 30 psi range : 60 psi.

• Thermal Effects:Zero: ±0.05% FS/°F, Span: ±0.05% rdg/°F.

• Power Requirements:18 to 30 VDC.

• Output Signal:4 to 20 mA, 2-wire.

• Zero and Span Adjustments:Adjustable, ±10%.

• Loop Resistance:400 Ω @ 18 VDC, 600 Ω @ 24 VDC, 1000 Ω @ 30 VDC.

• Electrical Connection:Screw terminals, reverse polarity protected.

• Process Connections:Two 1/8" female NPT.

• Housing:Gasketed steel epoxy painted, NEMA 4 (IP56).

• Weight:14 oz (397 g).