Magnetic proximity switch EM21
rectangularstandardrugged

Magnetic proximity switch - EM21  - Dewhurst - rectangular / standard / rugged
Magnetic proximity switch - EM21  - Dewhurst - rectangular / standard / rugged
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Characteristics

Technology
magnetic
Shape
rectangular
Protection level
standard, rugged, heavy-duty
Applications
for elevator
Measuring range

19 mm
(0.75 in)

Process temperature

Max.: 50 °C
(122 °F)

Min.: -15 °C
(5 °F)

Description

The EM21 is designed to provide car position signals in the control of electric and hydraulic lifts and elevators. It is a rugged and heavy duty switch, small enough to fit within the overall depth of standard T guides. The EM21 is rated to IP32. Switch rating: 10 Watts @250Vdc (non-inductive) 10VA @240Vac RMSmaximun current 1A @ 250V Provides car position signals in the control of electric and hydraulic lifts Rugged and heavy duty switch Provides car position signals in the control of electric and hydraulic lifts Rugged and heavy duty switch Switch rating: 10 Watts @250Vdc (non-inductive) and 10VA @240Vac RMSmaximun current 1A @ 250V Life expectancy >12M operations Repeat accuracy: 1.6mm in 10M operations Speed range: 0.01m/sec to 2.5m/sec or 2ft/min to 500ft/mim

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