Mechanical Temperature Switches - Barksdale - #9

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Specifications are subject to changes without notice. 11 / 05 KTM-US 923-0876 01/1 Mechanical Temperature Switches 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 P6 Dimensions (in mm) Order number example Your order number T-X Code adjustment range Microswitch Sensor Option length Type HG 251 S-A Ex _ _ Max. temperature Adjustm. range Hysteresis (°C)* Order at sensor (°C) (°C) (for microswitch „H“) code -73 . . . +93 -45 . . . +66 0,5 . . . 1,1 154 -73 . . . +149 +10 . . . +121 0,5 . . . 1,1 251 -73 . . . +205 +66 . . . +177 0,5 . . . 1,1 351 -18 . . . +343 +149 . . . +227 1,1 . . . 2,2 601 -18 . . . +343 +160 . . . +316 1,1 . . . 2,2 603 (H) Silver contact, small hysteresis (M) Silver contact, medium hysteresis (GH) Gold plated contact, small hysteresis (GM) Gold plated contact, medium hysteresis Microswitch (Exi) Exi-protection version (Ex) Ex-d-protection Option * Depends on medium. (S-A) 1,8 m, armoured, VA (S-12-A) 3,6 m, armoured, VA (S-25-A) 7,5 m, armoured, VA Sensor length Terminal strip (3 contacts) 1/2“ NPT Conduit connection T1X / T1X-Ex / T2X / T2X-Ex T1X T2X T1X / T1X-Ex T2X Adjustm. cover * Internal grounding screw Mounting holø ø7,1 46 46 160 28,6 14,3 ø9,6 ø4,75 ø2,4 102 75 11 40,5 125 153 Min. clearance required to remove cover = 25,4 mm 25,4 Optional adjustable hysteresis 41,3 ø108 30,2 97 hex 82,5 76,2 46,8 High Low *(Remove to adjust) Min. clearance required to remove cover = 25,4 mm 136 36,5 6,4 51 51 ø9,6 113 ø4,75 ø2,4 73 161 63,5 Mounting holø ø7,1 Internal grounding screw 1/2“ NPT Conduit connection