Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Model Selection

Dwyer 645-1 Wet/Wet Differential Pressure Transmitter (0-2 psid) with 0.25% Accuracy
645-1 $986.37 USD
Was: $1,078.00
Availability:
1 to 2 Weeks
Dwyer 645-11 Wet/Wet Differential Pressure Transmitter (-1-0-1 psid) with 0.25% Accuracy
645-11 $986.37 USD
Was: $1,078.00
Availability:
3 to 4 Weeks
Dwyer 645-14 Wet/Wet Differential Pressure Transmitter (-10-0-10 psid) with 0.25% Accuracy
645-14 $986.37 USD
Was: $1,078.00
Availability:
2 to 3 Weeks

Model Selection

Designed for use with compatible gases and liquids which can be applied to both the pressure and reference ports. Quick response capacitance sensor delivers a 4 to 20 mA output signal proportional to differential pressure with ±.25% accuracy. For ease of installation and maintenance, order optional 3-valve manifold assembly.

Designed for use with compatible gases and liquids which can be applied to both the pressure and reference ports. Quick response capacitance sensor delivers a 4 to 20 mA output signal proportional to differential pressure with ±.25% accuracy. For ease of installation and maintenance, order optional 3-valve manifold assembly.

Dwyer 645-1 Wet/Wet Differential Pressure Transmitter (0-2 psid) with 0.25% Accuracy
645-1 $986.37 USD
Was: $1,078.00
Availability:
1 to 2 Weeks
Dwyer 645-11 Wet/Wet Differential Pressure Transmitter (-1-0-1 psid) with 0.25% Accuracy
645-11 $986.37 USD
Was: $1,078.00
Availability:
3 to 4 Weeks
Dwyer 645-14 Wet/Wet Differential Pressure Transmitter (-10-0-10 psid) with 0.25% Accuracy
645-14 $986.37 USD
Was: $1,078.00
Availability:
2 to 3 Weeks

Dwyer 645 Series Offers

Features

  • Versatile, high-accuracy device for liquid or gas supports designs requiring more precise measurements in support of application
  • Optional 3-way valve manifold supports simplifying installation or removal of transmitter without interrupting process

Applications

  • Process control
  • Filter monitoring
  • Refrigeration equipment
  • Pump speed control
  • HVAC equipmentLiquid level measurement

Dwyer 645 Series Specifications

3-Valve Manifold Assembly
Manifold Brass
Valve Type 90° on/off
Process Connection ¼" - 18 female NPT
General Specifications
Service Compatible gases or liquids on both pressure and reference sides
Wetted Materials 17-4 PH stainless steel
300 Series stainless steel
Fluoroelastomer
Silicone O-rings and bleed screw seals
Accuracy ±0.25% FS (RSS)
Temperature Limits Operating: 0 to 175°F (-22 to 80°C)
Storage: -65 to 260°F (-54 to 126°C)
Pressure Limits High side 1 to 5 psi: 20 x FS, 10 to 25 psi: 10 x FS, 50 psi: 5 x FS, 100 psi: 2.5 x FS
Low side: 2.5 x FS
Thermal Effects (Includes zero and span) ±0.02% FS/°F, 30 to 150°F (-1 to 65°C)
Power Requirements 11 to 30 VDC
Output Signal 4 to 20 mA, 2-wire
Zero and Span Adjustments Adjustable, ±1 mA, non-interactive
Response Time 30 to 50 ms
Loop Resistance 0 to 1000 Ω
Electrical Connection Barrier strip terminal block with conduit enclosure and 0.875" (22 mm) diameter conduit opening
Process Connection ¼" - 18 female NPT
Housing Stainless steel/aluminum, NEMA 4X (IP56)
Weight 14.4 oz (0.4 kg)
Agency Approvals CE
Click here for complete specifications on the Dwyer 645 Series

What's included with the Dwyer 645 Series

  • Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Ask a question about Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Customer Reviews for the Dwyer 645 Series

Dwyer 645 Series Offers

Features

  • Versatile, high-accuracy device for liquid or gas supports designs requiring more precise measurements in support of application
  • Optional 3-way valve manifold supports simplifying installation or removal of transmitter without interrupting process

Applications

  • Process control
  • Filter monitoring
  • Refrigeration equipment
  • Pump speed control
  • HVAC equipmentLiquid level measurement

Dwyer 645 Series Specifications

3-Valve Manifold Assembly
Manifold Brass
Valve Type 90° on/off
Process Connection ¼" - 18 female NPT
General Specifications
Service Compatible gases or liquids on both pressure and reference sides
Wetted Materials 17-4 PH stainless steel
300 Series stainless steel
Fluoroelastomer
Silicone O-rings and bleed screw seals
Accuracy ±0.25% FS (RSS)
Temperature Limits Operating: 0 to 175°F (-22 to 80°C)
Storage: -65 to 260°F (-54 to 126°C)
Pressure Limits High side 1 to 5 psi: 20 x FS, 10 to 25 psi: 10 x FS, 50 psi: 5 x FS, 100 psi: 2.5 x FS
Low side: 2.5 x FS
Thermal Effects (Includes zero and span) ±0.02% FS/°F, 30 to 150°F (-1 to 65°C)
Power Requirements 11 to 30 VDC
Output Signal 4 to 20 mA, 2-wire
Zero and Span Adjustments Adjustable, ±1 mA, non-interactive
Response Time 30 to 50 ms
Loop Resistance 0 to 1000 Ω
Electrical Connection Barrier strip terminal block with conduit enclosure and 0.875" (22 mm) diameter conduit opening
Process Connection ¼" - 18 female NPT
Housing Stainless steel/aluminum, NEMA 4X (IP56)
Weight 14.4 oz (0.4 kg)
Agency Approvals CE
Click here for complete specifications on the Dwyer 645 Series

What's included with the Dwyer 645 Series

  • Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Ask a question about Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Customer Reviews for the Dwyer 645 Series

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