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Dwyer DH-007 Digihelic Differential Pressure Controller (10.00"w.c.)

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$780.96
SKU:
DH-007
Condition:
New
Availability:
In Stock
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Dwyer DH-007 Digihelic Differential Pressure Controller (10.00"w.c.)

$780.96

Dwyer DH-007

Features

  • The ideal instrument for pressure, velocity and flow applications, achieving a 0.5% full scale accuracy on ranges from 0.25 to 100 in. w.c
  • Allows the selection of pressure, velocity or volumetric flow operation in several commonly used engineering units
  • Two SPDT control relays with adjustable dead bands are provided along with a scalable 4-20 mA process output
  • In velocity of flow modes, a square root output is provided on the 4-20 mA signal to coincide with the actual flow curve
  • Provides extreme flexibility in power usage by allowing 120/220 VAC and also 24 VDC power which is often used in control panels
  • Programming is easy using the menu key to access 5 simplified menus which provide access to: security level; selection of pressure, velocity or flow operation; selection of engineering units; K-factor for use with flow sensors; rectangular or circular duct for inputting area in flow applications; set point control or set point and alarm operation; alarm operation as a high, low or high/low alarm; automatic or manual alarm reset; alarm delay; view peak and valley process readings; digital damping for smoothing erratic process applications; scaling the 4-20 mA process output to fit your application"s range; Modbus communications; and field calibration
Applications
  • SCFM Flow in Ducts
  • Air Flow for Industrial Ovens
  • Filter Status
  • Clean Room Pressure
  • Fume Hood Air Flow
  • Medical Room Pressures
  • Static Pressures in Ducts or Buildings
  • Damper Control
  • Fan Control

Dwyer DH-007 Specifications

Service Air and non-combustible, non-conducting compatible gases
Wetted Materials Consult factory
Housing Material ABS plastic, UL approved 94-V-0
Accuracy ±0.5% at 77°F (25°C) including hysteresis and repeatability
Stability ?±1% per year
Temperature Limits 32 to 140°F (0 to 60°C)
Compensated Temperature Limits 32 to 140°F (0 to 60°C)
Thermal Effects 0.020%/°F (0.036/°C) from 77°F (25°C)
Low Voltage Power 24 VAC ±20%
High Voltage Power 100 to 240 VAC, 132 to 240 VDC - 7 VA max
Output Signal 4 to 20 mA DC into 900 ohms max
Response Time 250 ms
Display 4 digit LCD 0.4" height. LED indicators for set point and alarm status
Electrical Connections Screw terminals
Process Connections Compression fitting for use with 3?16" OD x ?" ID tubing
Enclosure Rating Face designed to meet NEMA 4X (IP66)
Mounting Orientation Mount unit in horizontal plane
Shipping & Return
Returns Policy

All returns must be authorized. Items returned prior to authorization will not be accepted. For international customers where applicable, customers must ship any returns to us freight and duty prepaid. Return freight charges for internationsl shippments will be the responsibility of the customer.

Defective new equipment may be returned for warrantyrepair/exchange to us within (5) days of the shipment receipt date. After five (5) days, returns will be handled by direct contact and in accordance with the warranty terms of the item's manufacturer. Items that have malfunctioned due to mishandling, electrical overload, etc., will be subject to repair charge.

Non defective new equipment will be authorized for return within five (5) days of the shipment receipt date if the equipment is still in new, re-sellable condition with the original manual(s), accessories, packing material and carton. We reserve the right to reject returnsin which there is no original packaging, missing accessories, damage or visible signs of usage of the item. A restocking fee of up to 25% of purchase price may apply. Special orders and dangerous goods are non-returnable.

(Do not write anytingon the manufacturer's original package or use as a shipping carton. Include all accessories, manuals and warranties.)

Please, include a copy of the packing list or invoice with a reason for the return. Your return authorization number is valid for thirty (30) days.

Shipping

We can ship to both US and Canada. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will charge a flat rate shipping for your items.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Not Applicable

Condition: NA

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  • How do I retturn items?
    All returns must be authorized. Items returned prior to authorization will not be accepted. For international customers where applicable, customers must ship any returns to us freight and duty prepaid. Return freight charges for internationsl shippments will be the responsibility of the customer.

    Defective new equipment may be returned for warrantyrepair/exchange to us within (5) days of the shipment receipt date. After five (5) days, returns will be handled by direct contact and in accordance with the warranty terms of the item's manufacturer. Items that have malfunctioned due to mishandling, electrical overload, etc., will be subject to repair charge.

    Non defective new equipment will be authorized for return within five (5) days of the shipment receipt date if the equipment is still in new, re-sellable condition with the original manual(s), accessories, packing material and carton. We reserve the right to reject returnsin which there is no original packaging, missing accessories, damage or visible signs of usage of the item. A restocking fee of up to 25% of purchase price may apply. Special orders and dangerous goods are non-returnable.

    (Do not write anytingon the manufacturer's original package or use as a shipping carton. Include all accessories, manuals and warranties.)

    Please, include a copy of the packing list or invoice with a reason for the return. Your return authorization number is valid for thirty (30) days.

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