CAUTION: FOR USE ONLY WITH AIR OR COMPATIBLE GASES.
Model Number | Description | |
---|---|---|
1638-0 | Large diaphragm pressure switch, range 0.05-0.25" w.c., approx deadband @ 0.04 min. set point, 0.05 max. set point. | |
1638-1 | Large diaphragm pressure switch, range 0.20-1.0" w.c., approx deadband @ 0.04 min. set point, 0.06 max. set point. | |
1638-2 | Large diaphragm pressure switch, range 1.0-3.0" w.c., approx deadband @ 0.06 min. set point, 0.08 max. set point. | |
1638-5 | Large diaphragm pressure switch, range 2.0-6.0" w.c., approx deadband @ 0.07 min. set point, 0.25 max. set point. | |
1638-10 | Large diaphragm pressure switch, range 3.0-12" w.c., approx deadband @ 0.11 min. set point, 0.30 max. set point. |
OPTIONS:
- -MIL Environmental Construction. Unlisted Model 1635 can be furnished with a special snap switch sealed against the environment for high humidity, exposure to fungus, and/or for military applications. Similar to Model 1638 except dead band is slightly greater and some lower set points may not be available. Specify Model 1638-(range no.)-MIL and required set point in ordering.
- -WP Weatherproof Housing. 16 ga. steel enclosure for unusually wet or oily conditions. Withstands 200 hour salt spray test. Gasketed cover. Weight: 20 lbs. Switch must be installed at factory. Specify Model 1639-(range no.)-WP when ordering.
- A-465 – Flush mount space pressure sensor.
- A-301 – Static pressure tip, for 1/4" metal tubing connection.
- A-302 – Static pressure tip, for 3/16" and 1/8" ID plastic or rubber tubing.
- A-303 – Portable static pressure tip, for 3/16" ID rubber or plastic tubing with 3" insertion.
- A-414 – 316 SS clean room pressure sensor.
- A-307 – Static pressure fitting, for 1/4" metal tubing connection.
- A-308 – Static pressure fitting, for 3/16" and 1/8" ID plastic or rubber tubing.
- A-417 – Static pressure pickup, for use in clean rooms, 100 micron filter picks up static pressure, stainless steel wall plate fits 2" x 4" electrical box, sealed with foam gasket, screws included. Barbed brass fitting holds 1/8" to 5/32" ID tubing.
- A-418 – Static pressure pickup, room mount with Delta style plastic enclosure fits 2" x 4" electrical box, mesh screen hides static pressure pickup port, clean connection to 1/8" to 5/32" ID tubing and pressure sensor. Sealed with foam gasket, screws included.
- A-419 – Static pressure pickup ceiling mount, plate rests on top of standard 3/4" thick ceiling tile while 100 micron filter faces down through 5/8" hole in tile, screws included for optional mounting to junction box, barbed fitting holds 1/8" to 5/32" ID tubing.
- A-420 – Static pressure pickup for roof/outside mount, NEMA 4X (IP66) rated structure withstands harsh environmental elements, structure is 3-5/8" across and 2-1/2" deep, EMT conduit fitting is 1/2", pressure connection is brass barbed fitting for 1/4" tubing.
- A-306-A – Outdoor static pressure sensor, provides average outdoor pressure signal for reference in building pressurization applications, includes sensor, 50 ft vinyl tubing, mounting bracket and hardware.
- A-201 – Rubber tubing, 3/16" ID, 9 ft length.
- A-202 – Rubber tubing, 3/16" ID, lengths to 50 ft, per ft.
- A-203 – PVC tubing, 1/8" ID x 1/4" OD, per ft.
- A-210 – Aluminum tubing, 1/4" OD, 5 ft length, 500 psi maximum pressure @ 200°F.
- A-211 – Aluminum tubing, 1/4" OD, 50 ft length, 500 psi maximum pressure @ 200°F.
- A-220 – Flexible vinyl tubing, clear 3/16" ID x 5/16" OD, lengths to 500 ft, per ft, 45 psi maximum pressure @ 73°F.
- A-221 – Flexible vinyl tubing, clear 1/8" ID x 3/16" OD, lengths to 500 ft, per ft, 40 psi maximum pressure @ 165°F.
- A-222 – Flexible vinyl tubing, clear .240" ID x .375" OD, lengths to 500 ft, per ft, 35 psi maximum pressure @ 73°F.
- A-223 – Black polyethylene 1/8" ID 1/4" OD, 10 ft length, 200 psi maximum @ 140°F.
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