Catalogue Mechanical Temperature Switches
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T2H
with capillary Features
- Dual switch with remote sensor and weatherproof housing
- integrated terminal strip and covered set point adjustment
- Protection class IP65
- For use as two-position controller
- Optional for 1st contact:
- Manual reset G-microswitch
- Adjustable hysteresis (reset difference) S-microswitch
- The second contact can also be used for max.- or min.-monitoring or for sensor monitoring
Measuring Ranges
-45 °C...+66 °C to +160 "C...+316 °C
Applications
Temperature monitoring in industry, shipbuilding, railcars
icoiiniocii uaia
Housing material
i i : Die-cast aluminum
: Stainless steel (316SS)
Temperature sensor
: Capillary length 1,8 m or 3,6 m (optional 7,5 m), armoured Sensor without thermowell is applicable up to 21 bar only
Electrical characteristics
: All models are SPDT
Microswitch
: H, M, GH, GM (optional with RD manual reset for the 1st low circuit switching contact only)
Contact rating
: - AC: 125 V AC to 250 V AC, 10 A 480 V AC, 3 A - DC: 6 V DC to 24 V DC, 0,5 A
: 3/4" NPT female, internal screw terminal, cable gland in PA, range 6...12 mm is provided
Protection class
: IP65, intrinsically safe acc. EEx ia II C for gases and dust
Set point adjustment
: Turn adjustment knob clockwise to increase actuation point
Standards
: The instruments fullfill the requirements of following harmonized european standards: EN 60014 1977 + A1 to A4 and EN 500120 1977 + A1
Electrical characteristics Exi-model
: Umax = 28 V DC or 20 Veff, Imax = 50 mA DC or 35 mAeff To comply with the intrinsically safe approval, IS curcuits with the following maximum ratings have to be used: Umax = 28 V and Imax = 50 mA
Approvals
: Various approvals on request
Weight
: appr. 1,5 Kg
P3
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