Starting at $686.50USD
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Dwyer

647 Wet/Wet Differential Pressure Transmitters

Temperature compensated units, provides a 4 - 20 mA output signal which can be interfaced with chart recorders, data loggers, and more

Starting at
$686.50USD
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647 Wet Wet Differential Pressure Transmitters 02458

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 - 20 mA output signal which can be interfaced with chart recorders, data loggers and computerized monitoring and control systems.

• Versatile for liquid or gas supports designs requiring more precise measurements in support of application
• Temperature compensated improves performance of device for accurate measurement under different operating environments
• Output signal provides capability to interface with automation systems to centralize monitoring


 

ServiceCompatible gases or liquids on both pressure and reference sides
Wetted MaterialsBrass, vinyl, glass-filled polyester, silicon, and florosilicone
Accuracy± 1.0% FS
Stability± 1.5% FS output/year
Temperature Limits32°F - 122°F (0°C - 50°C)
Pressure LimitsRanges 1 in W.C. to 5 PSI: 20 PSI, 15 PSI range: 45 PSI, 30 PSI range : 60 PSI
Thermal EffectsZero: ± 0.05% FS/°F,
Span: ± 0.05% rdg/°F
Power Requirements18 VDC - 30 VDC
Output Signal4 - 20 mA, 2-wire
Zero and Span AdjustmentsAdjustable, ± 10%
Loop Resistance400 Ω @ 18 VDC, 600 Ω @ 24 VDC, 1000 Ω @ 30 VDC
Electrical ConnectionScrew terminals, reverse polarity protected
Process ConnectionsTwo 1/8 in female NPT
HousingGasketed steel epoxy painted, NEMA 4 (IP56)
Weight14 oz (397 g)

• Flow
• Process control
• HVAC automation
• Pneumatic systems

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