Product features
Ex zone 1 and 21
Thermoplastic enclosure with cable
Long life
Reed contacts, coded
Actuation from front
Attention: Please state required international approvals with your order!
Notes
The actuator is not included in the delivery of the switches.
Technical data
General technical data
- Applied standards
- EN IEC 60079-0, EN 60079-18, EN 60947-5-1, EN 60947-5-3, EN ISO 13849-1, EN ISO 14119
- Enclosure
- thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0
- Sensor type
- type 4 interlocking device
- Coding level
- low coding
- Degree of protection
- IP67 (IEC/EN 60529)
- Switching system
- reed contacts
- Switching elements
- 2 NC contacts
- Connection
- cable 4 x AWG 24 UL
- Cable cross-section
- 4 x 0.22 mm²
- Cable length
- 10 m
- Switching voltage
- max. 30 VDC
- Rated operating current/voltage Ie/Ue
- max. 20 mA / 24 VDC
- Voltage drop at Ie
- max. 3 V
- Assured switching distance »OFF« sar
- 30 mm
- Repeatability
- < 0.5 mm
- Hysteresis
- min. 23 mm
- Degree of pollution
- 3
- Safety class
- II
- Ambient temperature
- T6: –20 °C … +70 °C,
T5: –20 °C … +85 °C
- Mechanical life
- > 1 million operations
- Vibration resistance
- 10 g (10-500 Hz)
- Shock resistance
- 100 g (1 ms, ½ sin)
- Bounce duration
- max. 2 ms (response time, incl. bounce)
- Impact energy
- max. 7 J
- Ex marking
- L II 2G Ex mb IIC T6/T5 Gb
L II 2D Ex mb IIIC T80 °C/T95 °C Db
IECEx Ex mb IIC T6/T5 Gb
Ex mb IIIC T80 °C/ T95 °C Db
- Approvals
- PTB 08 ATEX 2027 X
IECEx PTB 08.0042 X
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- Weight
- 320 g
Safety-relevant data
- EN ISO 13849-1
- Performance Level PL e
- Category
- 4
- B10d (10 % load)
- 2 million
- TM
- max. 20 years
- MTTFd
- > 100 years
- DC/DCavg
- > 99 %
- Note
- The safety-related data are only valid in combination with a safety module, e.g. SRM 21 RT2 (mat. no. 1179203).
Dimensional drawing
Further drawings
Contact diagram
Axial misalignment
Downloads
Variants / Options
The following variants / options are available on request:
Maritime certification to DNV <
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