Monitor differential pressure in air/liquid flow systems, HVAC/R 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.
Monitor differential pressure in air/liquid flow systems, HVAC/R 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.
Features
Applications
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 at 18 VDC 600 Ω at 24 VDC 1000 Ω at 30 VDC |
Electrical Connection | Screw terminals, reverse polarity protected |
Process Connections | 2 x ⅛" female NPT |
Housing | Gasketed steel epoxy painted, NEMA 4 (IP56) |
Weight | 14 oz (397 g) |
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 at 18 VDC 600 Ω at 24 VDC 1000 Ω at 30 VDC |
Electrical Connection | Screw terminals, reverse polarity protected |
Process Connections | 2 x ⅛" female NPT |
Housing | Gasketed steel epoxy painted, NEMA 4 (IP56) |
Weight | 14 oz (397 g) |