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Series 647 Wet/Wet Differential Pressure Transmitter
Brand: Dwyer Instruments, LLCMonitor 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.
Features- 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
Specifications
Accuracy
- ± 1 % of Full Scale
Electrical Connectors
- Screw Terminal
Enclosure, Body Material
- Steel, Epoxy Painted
Environmental Protection
- IP56
- NEMA 4
Loop Resistance
- 1,000 ohms at 30 Vdc
- 400 ohms at 18 Vdc
- 600 ohms at 24 Vdc
Media
- Compatible Gases
- Compatible Liquids
NACE & NIST
- NIST Traceable Calibration Certificate
NPT Connection
- 1/8” NPT Female
Output
- 4-20 mA, 2-Wire
Power Requirement
- 18-30 Vdc
Pressure Range
- Inches WC: 0 to 25
Pressure Type
- Differential
Reverse Polarity Protection
- Yes
Span & Zero Adjustments
- ± 10 % of Full Scale Adjustment
Stability
- ± 1.5 % of Full Scale Output/Year
Temperature Effect
- Span: ± 0.05 % of Reading/°F
- Zero: ± 0.05 % of Full Scale/°F
Temperature Range
- 0° to 50° C (32° to 122° F)
Wetted Materials
- Brass
- Fluorosilicone
- Glass-Filled Polyester
- Silicone
- Vinyl
- Flow
- Process control
- HVAC automation
- Pneumatic systems
