Digital Differential Pressure Control in Popular Photohelic® Gage Housing

Press Release:
  Apr 29, 2008 — Dwyer Instruments, Inc., the preferred source for your complete range of practical and affordable instrumentation, is announcing the release of its NEW DH3 Series Digihelic® Differential Pressure Controller.

The Series DH3 Differential Pressure Controller provides a 4-20 mA process output, 2 SPDT relays with adjustable deadbands, and a large, bright backlit LCD display. The DH3 offers simplified programming via a menu key that enables the user to select: security level; set point or set point and alarm operation; auto or manual alarm reset; English or Metric engineering units; pressure, velocity or flow operation, K-factor for use with various Pitot tubes and flow sensors, circular or rectangular duct size for volumetric flow operation plus many more. The robust Photohelic® gage style aluminum housing is rated NEMA 4X on the front face when properly installed in a control panel. The sensing element can detect low differential pressures down to 0.25˝ w.c. up to 100˝ w.c. Bidirectional ranges are also available. These features make the DH3 Digihelic® Differential Pressure Controller the ideal instrument for monitoring pressures in various rooms, zones and ducts in factories, laboratories or buildings.

Complete details are available on our website @

Dwyer Instruments, Inc.
P.O. Box 373
Michigan City, Ind., 46361
Phone: (800) 872-9141 or (219) 879-8000
Fax: (219) 872-9057
Internet address:
Categorized Under: Pressure & Vacuum Controls
Company Details:
 Contact:Dawn Brooks 
 E-mail:DBrooks -at- dwyermail -dot- com 
 Company:Dwyer Instruments, Inc. View Company Profile 
 Address:workP.O. Box 373 
 Location:workMichigan City, IN 46361  United States 
 Web Site: