Pressure Switches Selection Guide
2Pages

d-i flow switch brochure table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:5.00pt "Arial", sans-serif; } .font1 { font:7.00pt "Arial", sans-serif; } .font2 { font:8.00pt "Arial", sans-serif; } .font3 { font:9.00pt "Arial", sans-serif; } .font4 { font:12.00pt "Arial", sans-serif; } .font5 { font:15.00pt "Arial", sans-serif; } .font6 { font:41.00pt "Arial", sans-serif; } .font7 { font:73.00pt "Arial", sans-serif; } .font8 { font:13.00pt "Franklin Gothic Medium", sans-serif; } .font9 { font:13.00pt "Georgia", serif; } .font10 { font:55.00pt "Lucida Sans Unicode", sans-serif; } .font11 { font:8.00pt "Verdana", sans-serif; } I PRESSURE SWITCHES LOW DIFFERENTIAL PRESSURE MINIATURE DIFFERENTIAL PRESSURE HIGH DIFFERENTIAL PRESSURE 0t Sries 1620 1630 1640 1800 1900 1950 1950G PG ADPS PDPS MDS MDA H3 DPA 1950P A4 Set Point Range .15 to 24" w.c. (.04 to 6 kPa) .05 to 12" w.c. (.012 to 3 kPa) .01 to 12" w.c. (.003 to 3 kPa) 0.07 to 85" w.c. (0.017 to 21 kPa) 0.07 to 20" w.c. (0.017 to 5 kPa) .03 to 20" w.c. (.007 to 5 kPa) .07 to 20" w.c. (.017 to 5 kPa) 1" w.c. to 5 psig (.25 kPa to 3.4 bar) 0.08 to 16" w.c. (20 to 4000 Pa) 0.07 to 1.0" w.c. (17.4 to 248.8 Pa) .5 to 50" w.c. (.12 to 12.5 kPa) .1 to 100" w.c. (0.25 to 249.1 mbar) 10" w.c. to 200 psid (2.5 kPa to 13.8 bar) 0 to 80 psid (0 to 5.5 bar) .5 to 50 psid (.03 to 3.5 bar) 2 to 250 psid (.14 to 17.2 bar) Service Compatible Gases Compatible Gases Compatible Gases Compatible Gases Compatible Gases Compatible Gases Compatible Gases Compatible Gases Compatible Gases Compatible Gases Air or compatible fluids on "high side" Air or compatible fluids on "high side" Compatible Liquids or Gases Compatible Liquids or Gases Compatible Gases Compatible Gases Wetted Materials Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Fairprene, Brass, Steel, and Aluminum Silicone, PA 6.6 and Polystyrene Polyphenylene oxidestyrene, fluorosilicone and SS Polycarbonate and Polyurethane Polycarbonate and Polyurethane Aluminum, Brass, or 316 SS with Nitrile or Viton® Brass or 316 SS Consult Factory Aluminum and Steel Temperature Limit -30 to 130°F (-34 to 54°C) -30 to 110°F (-34 to 43°C) -30 to 110°F (-34 to 43°C) -30 to 180°F (-34 to 82°C) -30 to 180°F (-34 to 82°C) -40 to 140°F (-40 to 60°C) 0 to 140°F (-18 to 60°C) -10 to 180°F (-23 to 82°C) -4 to 185°F (-20 to 85°C) -40 to 185°F (-40 to 85°C) 40 to 150°F (4 to 66°C) 40 to 150°F (4 to 66°C) -4 to 220°F (-20 to 104°C) -10 to 180°F (-23 to 82°C) -40 to 140°F (-40 to 60°C) -65 to 225°F (-54 to 107°C) Pressure Limit 50" w.c. (12.41 kPa) 10 psig (69 kPa) 10 psig (69 kPa) 10 psig (69 kPa) 45" w.c. (11.2 kPa) 45" w.c. (11.2 kPa) 45" w.c. (11.2 kPa) Consult Factory 40" w.c. (10 kPa) 1.0 psig (0.069 bar) Up to 15 psig (1 bar) Up to 15 psig (1 bar) 1500 psig (103 bar) Up to 80 psid (5.5 bar) 600 psig (41 bar) Up to 90 psig (6.2 bar) 2000 psid (138 bar) 6000 psig (413 bar) Power Requirement None None None None None None None 24 VDC, 120 or 240 VAC None None None None None None None None Repeatability Consult Factory 3% Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory Consult Factory 1% 1% 2% 1% ±0.02" w.c. Adjustable Deadband No No No No No No No No No No No No No Yes No No Set Point Indication No Yes Yes No No No No Yes Yes No No No No Yes No No Enclosure Rating GP, WP, or EXP GP, WP, or EXP GP, WP, or EXP GP, WP, or EXP GP, WP, or EXP WP and EXP WP and EXP GP, WP, or EXP GP GP GP GP WP and EXP GP, WP, or EXP WP and EXP GP Switch Type Two SPDT SPDT SPDT SPDT SPDT SPDT SPDT SPDT or DPDT SPDT SPST NO or NC SPST NO SPST NO SPDT or DPDT SPDT or DPDT SPDT SPDT Multiple Stages Yes No Yes No No No No No No No No No No Yes No No Process Connection 1/8" NPT 1/8" NPT 1/8" NPT 1/8" NPT 1/8" NPT 1/8" NPT 1/8" NPT 1/8" and 1/2" NPT 5/16" OD and 1/4" ID 1/4" and 3/8" Hose Barb Hose Barb for 1/8-3/16 I.D. Tubing Smooth Port for 1/8" I.D.Tubing 1/8" NPT 1/8" NPT 1/8" NPT 1/4" NPT Agency Approvals C C退 C ® ® ® C © ® CՀ<§ C Any differential pressure switch can be used as a single pressure switch with proper venting. PRESSURE SWITCHES SINGLE PRESSURE ELECTRONIC SINGLE PRESSURE MINIATURE SINGLE PRESSURE ET AP A7 4 4 CXA A1F ES A6 APS Series D SA1100 1000 C CX A9 A1PS MVS A2 Set Point Range 30" Hg Vacuum to 8000 psig (762 mm Hg Vacuum to 551 bar) 10" w.c. Vacuum to 125 psig (2.5 kPa Vacuum to 8.6 bar) 10 to 500 psig (0.7 to 34 bar) 5 to 1400 psig (.48 to 96.5 bar) 30" Hg Vacuum to 150 psig (762 mm Hg Vacuum to 10.3 bar) 25 to 175 psig (1.7 to 3.8 bar) 15 to 150 psig (1.0 to 10.3 bar) 2 to 450 psig (0.14 to 31.0 bar) 3 to 3000 psig (.21 to 206 bar) 0.5 to 150 psig (0.03 to 10.3 bar) 2.9 to 130.5 psig (0.2 to 9.0 bar) 0.25 to 15 psig (0.017 to 1.0 bar) 28" Hg Vacuum to 500 psig (711 mm Hg Vacuum to 34.5 bar) 28" Hg Vacuum to 500 psig (711 mm Hg Vacuum to 34.5 bar) 3 to 330" w.c. Vacuum (8 to 822 mbar Vacuum) 2 to 150 psig (.14 to 10 bar) Service Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Compatible Liquids or Gases Wetted Materials Brass, 403 SS or 316 SS Steel and Buna-N or 316 SS and Teflon® Aluminum, Brass, or 316 SS with Buna-N or Fluorocarbon Aluminum or 316 SS with Polyamide, 316 SS, or Teflon® Steel and Buna-N NBR with steel or aluminum Silicone, steel and SS Fluorocarbon and 316 SS 17-4 PH SS and 316 SS Polyimide with Brass or 304 SS Copper with silicone or SS Silicone and nylon Zinc and Buna-N 17-4 PH SS and 303 SS Polycarbonate and Polyurethane Kapton® and Brass Temperature Limit -10 to 180°F (-23 to 82°C) -30 to 150°F (-35 to 66°C) -30 to 180°F (-35 to 82°C) -30 to 170°F (-35 to 77°C) -30 to 150°F (-35 to 66°C) 140°F (60°C) 140°F (60°C) -40 to 175°F (-40 to 80°C) -20 to 160°F (-29 to 71°C) -40 to 248°F (-40 to 120°C) Up to 257°F (125°C) 14 to 185°F (-10 to 85°C) -31 to 185°F (-35 to 85°C) -65 to 225°F (-54 to 107°C) 40 to 150°F (4 to 66°C) -40 to 250°F (-40 to 121°C) Pressure Limit Up to 8000 psig (551 bar) Up to 160 psig (11 bar) 1200 psig (82 bar) 3000 psig (207 bar) Up to 175 psig (12.1 bar) Up to 204 psig (14.1 bar) Up to 204 psig (14.1 bar) 750 psig (51 bar) Up to 4500 psig (310 bar) Up to 500 psig (34 bar) Up to 145 psig (10.0 bar) 50 psig (3.5 bar) 600 psig (41 bar) Up to 750 psig (51 bar) Up to 330" w.c. (822 mbar) 500 psig (34 bar) Power Requirement None None None None None None None None None None None None None None None 110 VAC Repeatability 1% Consult Factory Consult Factory Consult Factory Consult Factory ±5 psig (0.3 bar) ±5 psig (0.3 bar) Consult Factory 0.50% ±10% ±10% ±10% Consult Factory Consult Factory 20% 5% Adjustable Deadband Yes No Yes No Yes Yes Yes No Yes No No No No No No No Set Point Indication Yes Yes Yes Yes Yes No No Yes Yes No No No Yes Yes No No Enclosure Rating GP, WP, or EXP GP, WP, or EXP WP and EXP WP or EXP GP GP GP GP or WP WP GP or WP GP GP GP GP GP GP or Submersible Switch Type SPDT or DPDT SPDT or DPDT SPDT or DPDT SPDT or DPDT SPDT Two SPST NC SPST NO or NC SPDT SPDT SPDT SPDT SPDT or SPST SPDT SPDT SPDT SPST Multiple Stages Yes No No No No No No No No No No No No No No No Process Connection 1/4" NPT 1/4" NPT 1/4" or 1/2" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" and 1/2" NPT 1/4" NPT 1/8" NPT 1/8" NPT, 1/4" NPT or 4 mm OD 1/4" NPT 1/8" NPT Consult Factory 1/8" NPT 1/4" NPT Agency Approvals C ~WW ~C~i~ C C C C *Other Options Available Contact Factory Kapton®, Viton® , and Teflon® are registered trademarks of E.I. du Pont de Nemours and Company. www.dwyer-inst.com www.dwyer-inst.com