Описание

  • ATEX version
  • Version C according to EN 50041(steel roller o 12 mm)
  • Suitable for usage in zone 2 and 22 (gases and dusts)
  • Cable entry M20 x 1.5
Switching element
3131HSlow-action switching contact 2 NC + 2 NO
Dimension drawing 3131H Electro-mechanical safety switches Dimension drawing3131H Technical dataApprovals Mechanical values and environment
Housing material Anodized die-cast alloy
Weight
Approx. 0,35 kg
Ambient temperature -20 ... 75 °C
Degree of protection IP67
Mechanical life 30 x 106
Contact material Silver alloy, gold flashed
Switching principle Slow-action switching contact
Installation orientation Any
Number of door position positively driven contacts 2
Number of NO contacts 2
Connection
1 x Cable gland M20 x 1.5
Clamping range for cable 6,5 ... 12 mm
Approach speed
max. 0,1 ... 20 m/min
Actuating element
Plain bearing metal Roller plunger
Roller diameter 12 mm
Actuating force
At 20°C 30 N
Electrical connection ratings
Thermal rated current Ith 4 A
Utilization category according to EN 60947-5-1
AC-15 4A 50V
DC-13 4A 24V
Short circuit protection according to IEC 60269-1
(Fuse) 4A gG
Rated insulation voltage Ui 50 V
Rated impulse withstand voltage Uimp 2,5 kV
Switching voltage 12 V
Switching current
Min. at DC 24V 1 mA
Degree of contamination (external, according to EN 60947-1) 3 (industry)
Connection cross-section 0,34 ... 1,5 mm?
Other
Explosion protection
incl. cable gland II3G Ex nR IIB T5 Gc X / II3D Ex tc IIIC T100°C Dc
Reliability values according to EN ISO 13849-1
Monitoring of the safety guard position
B10D 20 x 106
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