Product features
Ex zone 1 and 21
Metal enclosure
Reed contacts, coded
Actuation from front
Switching distance up to 10 mm
Attention: Please state required international approvals with your order!
Notes
2 mounting nuts are included in delivery
The actuator is not included in the delivery of the switches
Technical data
General technical data
Applied standards
EN 60947-5-1, EN 60947-5-2, EN 60947-5-3, EN IEC 60079-0, EN 60079-18, EN ISO 13849-1, EN ISO 14119
Enclosure
brass, nickeled
Sensor type
type 4 interlocking device
Coding level
low coding
Tightening torque
mounting nut: max. 75 Nm
Degree of protection
IP67 (IEC/EN 60529)
Switching system
reed contacts
Switching elements
2 NC contacts
Connection
cable H05VV5-F 5G
Cable cross-section
5 x 0.5 mm²
Cable length
2 m
Rated operating current Ie
max. 125 mA
Rated operating voltage Ue
max. 30 VDC
Switching capacity
max. 3.75 W
Voltage drop at Ie
2.5 V
Short-circuit current Ik
max. 750 mA for 50 ms
Operation cycles
max. 1600/h
Rated switching distance sn
10 mm
Assured switching distance »ON« sao
8 mm
Assured switching distance »OFF« sar
30 mm
Repeatability
< 0.5 mm
Hysteresis
≤ 14 mm
Temperature class
T6
Ambient temperature
–20 °C … +70 °C
Mechanical life
> 10 million operations
Impact energy
max. 7 J
Ex marking
L II 2G Ex mb IIC T6 Gb,
L II 2D Ex mb IIIC T80°C Db
IECEx Ex mb IIC T6 Gb,
Ex mb IIIC T80°C Db
Approvals
PTB 05 ATEX 2024 X
IECEx PTB 07.0008 X
f d a
Weight
350 g
Safety-relevant data
EN ISO 13849-1
Performance Level PL e
Category
4
B10d (10 % load)
20 million
TM
max. 20 years
MTTFd
> 100 years
DC/DCavg
> 99 %
hop
8 h/day
dop
220 days/year
tzyklus
20 s
Note
The safety-related data are only valid in combination with a safety module, e.g. SRM 21 RT2 (mat. no. 1179203).
Downloads
Variants / Options
The following variants / options are available on request:
Maritime certification to DNV <
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