Industrial Pressure Transmitter handles high pressure applications.

Press Release Summary:

Series 644 Industrial Pressure Transmitter is compact, stainless steel device that is available with multiple measurement options and output choices of Vdc or mA. Ten psig pressure ranges, from 0-15 psia are also available as options. Unit can include either ¼ in. male NPT or 7/16 in.-20 male SAE process connections, and is suitable for use with calibration systems, hydraulic/pneumatic controls, and other laboratory and industrial applications. Accuracy isf ±0.05% FS RSS.

Original Press Release:

NEW Series 644 Industrial Pressure Transmitter

Dwyer Instruments, Inc., the preferred source for your complete range of practical and affordable instrumentation, is announcing the release of its NEW SERIES 644 INDUSTRIAL PRESSURE TRANSMITTER.

The Series 644 Industrial Pressure Transmitter is a robust transmitter designed for high accuracy pressure applications. Boasting an accuracy of ±0.05% FS RSS (<±0.25% TEB), the 644 is intended for precise measurements in the critical applications of calibration technology, hydraulic/pneumatic controls, and many more laboratory and industrial settings. The Series 644 offers multiple measurement options with two output choices (VDC or mA) and ten psig pressure ranges (optional 0 to 15 psia). The robust and compact all stainless steel Series 644 is available with either a 1/4½ male NPT, or 7/16½-20 male SAE process connections. Each transmitter is provided with an 11 point NIST traceable calibration certificate.

Complete details are available on our website @

Dwyer Instruments, Inc.

P.O. Box 373

Michigan City, IN 46361

Phone: (800) 872-9141 or (219) 879-8000

Fax: (219) 872-9057

Internet address:


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