Mechanical Pressure Switches - Barksdale - #49
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Text version of the page
Compact Pressure Switch Type Séries 8000 Pressure stages and test pressures ŮJ Code Adjustment ranges Adjustment ranges Max. hysteresis Test pressure Pressure range (falling pressure) (rising pressure) (end of range) bar psi bar (psi) bar (psi) bar (psi) Diaphragm Diaphragm $15% 1 A 0.4... 5.7 (5.8...82) 0.6... 6.0 (8.7...87) 80 * (1,200) (M b 2.0... 17.0 (29...246) 3.0... 20.0 (45.0...250) 80 * (1,200) 3 c 3.0... 41.0 (43...600) 4.0... 45.0 (60.0...650) 80 * (1,200) Piston Piston $15% 4 D 3.0... 160 (43...2,320) 5.0... 180 (75...2,600) 600 (8,700) 5 E 30.0... 300 (430...4,300) 50.0... 350 (750...5,000) 600 (8,700) 6 F 55.0... 520 (800...7,550) 80.0... 600 (1,200...8,700) 900 (15,000) X <D "D C * Test pressure 200 bar (2,900 psi) upon request, results in less lifetime of the switch. Load capacity silver contacts inductive load resistance load gold coated contacts resistance load 30 V= 3.0 A 4.0 A 30 V = 0.1 A 250 V = 0.2 A 0.2 A 125 V ~ 0.1 A 250 V ~ 2.0 A 3.0 A Intrinsically safe EExia 125 V ~ 3.0 A 5.0 A Umax = 28 V Imax = 50 mA Minimum load values: 160 mA at 5 V DC Minimum load values: 0.1 mA at 5 V DC Switching- and connection diagram (pressureless) PL1 PL2 c 1 1 NC 2 (M NO 3 4 111— PE 3 Barksdale 49