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 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
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