Mechanical Temperature Switches - Barksdale - #15

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Specifications are subject to changes without notice. 11 / 05 KTM-US 923-0876 01/1 P12 Erdungsschraube Dimensions (in mm) Socket set screws (secures switch in thermowell). Switch can be rotated 360° in well. Grounding screw Optional adjustable hysteresis Order number example Your order number L2H Microswitch Sensor Option 1 material * Typ L2H G 251 RD _ _ Option 2 WS _ _ _ _ Mechanical Temperature Switches Code adjustment range (W) Thermowell brass (WS) Thermowell VA (1.4571, 315SS Ti) Microswitch (RD) Manual reset (Exi) Exi-protection version Option 2 * Depends on medium. Option 1 Knock-out for cable 3/4“ NPT with cable gland range 6...12 mm * no code: brass/copper, option: S = stainless steel 316SS -73 . . . +121 -73 . . . +121 -73 . . . +121 -73 . . . +205 -73 . . . +121 -73 . . . +205 -18 . . . +260 -45 . . . +24 -9 . . . +60 +24 . . . +93 +38. . . +107 -45 . . . +93 +38 . . . +177 +66 . . . +232 Contacts: Colour codes and function low circuit high circuit C = common = pink C = brown NC = normally closed = blue NC = orange NO = normally open = red NO = yellow (H) Silver contact, small hysteresis (J) Silver contact, sealed, small hysteresis (M) Silver contact, medium hyster. (GH) Gold plated contact, small hyster. (GM) Gold plated contact, medium hyster. (S) Silver contact, adjustable hyst. (G...RD) manual reset L2H High circuit S2 Low circuit S1 Reset button (only RD-model) Thermowell models only without thermowell 38 95 63,5 56 19 9 6 51 41,2 22 1/2“ NPT 13,5 111 102 86 51 19 ø14,5 115 71 57 95 ø20,6 80 3/4“ NPT Max. temperat. Adjustm. range Hysteresis (°C)* Order at sensor (°C) (°C) code (for microswitch „H“) 0,5 . . . 1,6 0,5 . . . 1,6 0,5 . . . 1,6 0,5 . . . 1,6 0,5 . . . 1,6 0,5 . . . 1,6 1,6 . . . 3,3 (for microswitch „S“) 3,3 . . . 11,0 5,5 . . . 16,5 2,8 . . . manual (RD) 201 202 203 351 204 354 454 351/354 454