Position switch with safety function
EM 97 WHKD 11
Article no.: on request
Product features
Thermoplastic enclosure
Design to EN 50047
Horizontally slotted mounting holes
Cover fixed without screws
Actuator: Plastic roller lever with collar and stainless steel wire ring WHKD (insensitive to soiling)
Technical data
General technical data
- Applied standards
- EN 60947-5-1, EN ISO 13849-1, EN ISO 14119
- Enclosure
- thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0, weathering resistant, UV stabilised
- Switch type
- type 1
- Coding level
- no coding
- Degree of protection
- IP66/IP67 (IEC/EN 60529)
- B10d (10 % load)
- 2 million
- TM
- max. 20 years
- Switching system
- snap action, positive break NC contacts A
- Switching elements
- 1 NC/1 NO contact, type Zb
- Connection
- screw connection terminals
- Cable cross-section
- 0.34 ... 2.5 mm² (incl. conductor ferrules)
- Cable entry
- 1 x M20 x 1.5 (for cable glands only)
- Rated impulse withstand voltage Uimp
- 6 kV
- Rated insulation voltage Ui
- 500 V
- Conventional thermal current Ithe
- 10 A
- Utilisation category
- AC-15; DC-13
- Rated operating current/voltage Ie/Ue
- AC: 24 V-10 A/120 V-6 A/400 V-4 A
DC: 24 V-6A/125 V-0.55 A/250 V-0.4 A
Minimum electrical load: 5 V/10 mA
- Short-circuit protection
- 10 A gG/gL fuse
- Safety class
- II
- Conditional short-circuit current
- 1000 A
- Operation cycles
- max. 1800/h
- Mechanical life
- 1 million operations
- Ambient temperature
- –30 °C … +70 °C
- Approvals
- da
Chemical resistance
Enclosure material resistant to:
oil and petrol, alcohol, animal fats and oils, vegetable fats and oils, silicone oils, surfactants, detergents, water vapour, salt water, organic acids (citric acid, benzoic acid)
Enclosure material not resistant to:
mineral acids (concentrated hydrochloric acid, battery acid, sulphuric acid, nitric acid)
Downloads
Variants / Options
The following variants / options are available on request:
Mechanical latching
Plug-in connector M12 x 1, 4-pole
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Position switch with safety function
EM 97 WHKD 11Article no.: on request


































