631B Capsuhelic® Wet/Wet Differential Pressure Transmitter
Monitors differential pressure of air and compatible gases and liquids with accuracy, easily accessible zero and range adjustments
This product is no longer available. Contact us at 800-567-8686 for alternative solutions.
The Dwyer Series 631B Capsuhelic® Differential Pressure Transmitter monitors differential pressure of air and compatible gases and liquids with accuracy. The design employs converting pressure changes into a standard 4 - 20 mA output signal for two wire circuits. Digital push-button, zero and span adjustments are easily accessed on the front cover. The Series 631 Differential Pressure Transmitter is designed to meet NEMA 4X (IP66) construction. Robust housing offers 500 PSI static pressure rating on ranges down to 0.5 in W.C.
• Gage capsule permits high-pressure usage with small differentials
• Versatile device for liquid or gas supports designs requiring more precise measurements in support of application
• Zero and range adjustments outside of gage means no disassembly in normal service
• NEMA 4X rated enclosure provides protection in harsh environments permitting outdoor monitoring or in areas where dust and particulate matter exists
• Refrigeration equipment
• Energy and water management
• Liquid level in water storage tanks


