Product features
Ex zone 22
Temperature resistant from -20 °C to +55 °C
Corrosion-resistant aluminium enclosure
Screws and belt-alignment roller made of stainless steel
With staggered contacts, adjustable from 5° to 35°
Belt alignment lever adjustable in 12° steps using a self-locking mechanism
Rear and base mounting possible
Indicator lamp 24 VAC/DC (red)
Technical data
General technical data
- Applied standards
- EN 60947-5-1, EN IEC 60079-0, EN 60079-31
- Enclosure
- aluminium die-cast, corrosion-resistant, powder-coated, passivated, shockproof, anthracite grey, similar to RAL 7016
- Cover
- aluminium die-cast, corrosion-resistant, powder-coated, passivated, shockproof, signal yellow, similar to RAL 1003
- Actuator
- stainless steel
- Calotte
- polycarbonate, shockproof, self-extinguishing UL 94 V-0, red transparent
- Tightening torque
- cover screws: max. 2.5 Nm
- Degree of protection
- IP66 (EN IEC 60079-0 + IEC/EN 60529)
- B10d (10 % load)
- 2 million
- TM
- max. 20 years
- Contact material
- silver
- Switching elements
- 2 NC/2 NO contacts, type Zb
- Switching system
- snap action, positive break NC contacts A
- Switching points
- adjustable 5° to 35°; pre-adjustment setting 2 x 10°
- Connection
- screw connection terminals
- Cable cross-section
- 0.5 ... 2.5 mm² (incl. conductor ferrules)
- Cable entry
- 2 x M25 x 1.5 (for cable glands only)
- Rated impulse withstand voltage Uimp
- 6 kV
- Rated insulation voltage Ui
- 250 V
- Conventional thermal current Ithe
- 2 A / 4 A / 6 A
- Conditional short-circuit current
- 1100 A
- Utilisation category
- AC-15
- Rated operating current/voltage Ie/Ue
- max. 2 A/4 A/6 A / 250 VAC
- Short-circuit protection
- 2 A / 4 A / 6 A gG/gN fuse
- Mechanical life
- > 1 000 000 operations at max. 45° operating angle
- Admissible belt speed
- 7 m/s for 3 h with a force of 50 N
- Operation cycles
- max. 600/h
- Ambient temperature
- –20 °C … +55 °C max. 2 A,
–20 °C … +50 °C max. 4 A,
–20 °C … +45 °C max. 6 A
- Degree of pollution
- 3
- Actuating moment
- approx. 4 Nm / 110 Nm (max. permissible actuating moment)
- Rated operating voltage range UB
- Indicator lamp: 24 VAC/DC +10/-15 %
- Rated operating current Ie
- Indicator lamp: ∼ 15 mA
- Ex marking
- L II 3D Ex tc IIIC T80°C Dc
Dimensional drawing
Further drawings
Contact diagram
Switching diagram
Switching points
Downloads
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