Differential Pressure Control features NEMA 4 enclosure.

Press Release Summary:




In one enclosure with removable electrical terminal blocks, Series DHII Digihelic® II provides 4-20 mA process output, 2 SPDT relays with adjustable dead bands, and backlit LCD that can be programmed to read in pressure, velocity, or flow. Unit comes with Modbus® Communications and can be powered with 120/220 Vac or 24 Vdc. Menu key lets user select security level, set point, alarm, engineering units, and duct size. Control provides 0.5% FS accuracy on ranges from 0.25-100 in. wc.



Original Press Release:



New Series DHII Digihelic® II; TheComplete NEMA 4 Differential Pressure Control



Transmitter, Switches & Digital Display All in One NEMA 4 Enclosure

Dwyer Instruments, Inc., the preferred source for your complete range of practical and affordable instrumentation, is announcing the release of its NEW SERIES DHII DIGIHELIC® II DIFFERENTIAL PRESSURE CONTROLLER IN NEMA 4 ENCLOSURE.

The Digihelic® II Differential Pressure Controller provides a 4-20 mA process output, 2 SPDT relays with adjustable dead bands, and a large backlight LCD display that can be programmed to read in pressure, velocity or flow. The Digihelic® II controller 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 Digihelic® II controller also comes standard with Modbus® Communications and offers the flexibility to be powered with either 120/220 VAC or 24 VDC. The robust NEMA 4 housing of the Digihelic® II controller possesses removable electrical terminal blocks that simplify wiring and reduce installation time. The DHII provides a 0.5% full scale accuracy on ranges from 0.25" w.c. to 100" w.c.

The DHII differential pressure controllers are priced starting at $475.00.

To order a free catalog or for more information, contact Dwyer Instruments, Inc., P.O. Box 373, Michigan City, Ind., 46361. Telephone: (800) 872-9141 or (219) 879-8000; Fax: (219) 872-9057; Internet address: dwyer-inst.com; E-mail: lit@dwyer-inst.com.

Modbus® is a registered trademark of Schnieder Automation.

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