Canadian Dollars
Guaranteed Fitment
Always the correct part
have questions?
Always the correct part
We know our products
Fast & Reliable
The Dwyer 1910-00 Differential Pressure Switch has a range of 0.07" to 0.15" w.c.
Our most popular series combines advanced design and precision construction to make these switches able to perform many of the tasks of larger, costlier units. Designed for air conditioning service, they also serve many fluidics, refrigeration, oven and dryer applications. For air and non-combustible compatible gases, Series 1900 switches have set points from 0.07 to 20" w.c. (1.8 to 508 mm). Set point adjustment is easy with range screw located inside conduit enclosure. Internal location helps prevent tampering. UL, CE and CSA listed, and FM approved.
CAUTION: FOR USE ONLY WITH AIR OR COMPATIBLE GASES.
| Operating Range, in w.c. | 0.07 to 0.15 |
| Approx. Dead Band Range | 0.04 |
| Service | Air and non-combustible, compatible gases |
| Housing | Die cast aluminum case and bezel, with acrylic cover. Exterior finish is coated gray to withstand 168 hour salt spray corrosion test. |
| Accuracy | ±2% of FS (±3% on 0, -100 Pa, -125 Pa, 10MM and ±4% on - 00, -60 Pa, -6MM ranges), throughout range at 70°F (21.1°C) |
| Pressure Limits | -20 in Hg to 15 psig (-0.677 to 1.034 bar) MP Option: 35 psig (2.41 bar) HP Option: 80 psig (5.52 bar) |
| Overpressure | Relief plug opens at approximately 25 psig (1.72 bar), standard gauges only |
| Temperature Limits | 20 to 140°F (-6.67 to 60°C) -20°F (-28°C) with low temperature option |
| Size | 4" (101.6 mm) Diameter Dial Face |
| Mounting Orientation | Diaphragm in vertical position |
| Process Connections | 1/8" Female NPT duplicate high and low pressure taps - one pair side and one pair back |
| Weight | 1 lb 2 oz (510 g) MP & HP 2 lb 2 oz (963 g) |
| Agency Approval | RoHS |
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.
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 |
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.
