Position switch with safety function
ES 14 WKU 1Ö/1S - 2m -40°C IP66 Extreme
Article no.: 1189397Old article no.: 14004908
contact usProduct features
Cold-resistant down to -40 °C
High degree of protection IP66
Thermoplastic enclosure
Double insulated X
Slow action A, change-over contact with double break
Mounting details to EN 50047
Suitable for in-line mounting
With pre-wired cable
Actuator: Ball plunger with collar WKU
Actuating speed max. 0.5 m/s with a vertical actuating angle of 20°
Vertical actuation or actuation from side possible
Actuator with captive stainless steel ball
Exact repeatability of switching point
Silicone collar for protection against penetration of dirt
Technical data
General technical data
Applied standards
EN ISO 13849-1, EN 60947-5-1, EN ISO 14119
Enclosure
thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0
Switch type
type 1
Coding level
no coding
Degree of protection
IP66 (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
cable 4 x AWG 20
Cable diameter
5.2 mm
Cable length
2 m
Cable cross-section
4 x AWG 20 (4 x 0.56 mm²)
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
250 V
Conventional thermal current Ithe
6 A
Rated operating current/voltage Ie/Ue
6 A/250 VAC; 0.25 A/230 VDC
Utilisation category
AC-15; DC-13
Short-circuit protection
6 A gG/gN fuse
Ambient temperature
–40 °C … +75 °C
Mechanical life
> 1 million operations
Operation cycles
max. 1800/h
Repeat accuracy of switching points
± 0.1 mm
Contact opening
max. 2 x 4 mm
Approvals
da
Weight
180 g
Downloads
Variants / Options
The following variants / options are available on request:
Cable entry on side
Gold-plated contacts
Latching element (On-/Off principle)
Other interesting products
Position switch with safety function
ES 14 WKU 1Ö/1S - 2m -40°C IP66 ExtremeArticle no.: 1189397Old article no.: 14004908
contact us