Position switch with safety function
ES 51 WHL 1Ö/1S
Article no.: 1047029Old article no.: 51016001
Product features
Metal enclosure
1 cable entry M16 x 1.5
Actuator: Long roller lever with collar WHL
Wear-resistant plastic roller
Actuator can be repositioned by 4 x 90°
Watertight collar for protection against penetration of dirt
Notes
Actuation from the left should be avoided since this reduces the mechanical life of the position switch.
Technical data
General technical data
- Applied standards
- EN ISO 13849-1, EN 60947-5-1, EN ISO 14119
- Enclosure
- aluminium die-cast, powder-coated, RAL 7016
- Cover
- steel, powder-coated, RAL 1003
- Switch type
- type 1
- Coding level
- no coding
- Degree of protection
- IP65 (IEC/EN 60529)
- B10d (10 % load)
- 2 million
- TM
- max. 20 years
- Contact material
- silver
- Switching system
- slow action, positive break NC contacts A
- Switching elements
- 1 NC/1 NO contact, type Zb
- Connection
- screw connection terminals
- Cable cross-section
- max. 1.5 mm² (incl. conductor ferrules)
- Cable entry
- 1 x M16 x 1.5 (for cable glands only)
- Rated impulse withstand voltage Uimp
- 4 kV
- Rated insulation voltage Ui
- 400 V
- Conventional thermal current Ithe
- 4 A
- Utilisation category
- AC-15
- Rated operating current/voltage Ie/Ue
- 4 A/400 VAC
- Short-circuit protection
- 4 A gG fuse
- Mechanical life
- > 1 million operations
- Actuating speed
- max. 0.5 m/s with a vertical actuating angle of α = 40° and β = 30°
- Operation cycles
- max. 3600/h
- Ambient temperature
- –20 °C … +80 °C
- Repeat accuracy of switching points
- ± 0.1 mm
- Approvals
- a
- Weight
- 140 g
Dimensional drawing
Further drawings
Contact diagram
Switching diagram
T Positive break travel/angle
Actuating angles
α - Actuating angle from right of switch axis
β - Actuating angle from left of switch axis as shown in picture
Downloads
Variants / Options
The following variants / options are available on request:
Metal roller
Gold-plated contacts
Plug-in connector M12 x 1, 5-pole
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Position switch with safety function
ES 51 WHL 1Ö/1SArticle no.: 1047029Old article no.: 51016001
