Emergency Stop and Safety Gate Modules MA1B • Safety Category 2 according to EN 954-1 • Category 0 Emergency Stop • 2 NO safety outputs • 1 NO optocoupled NPN auxiliary outputs • 24 VCA / VCC power supply • Self monitoring • Automatic or manual reset • Failure diagnosis by LEDs • Single channel input • Feedback circuit for external contactors monitoring Product Description Ordering Key MA1B Emergency Stop and Safety Gatemodulesaccording to EN 60204-1, EN 292-1 /-2, EN 418, EN 1088 and EN 954-1. Possibility to connect mechan- ical switches or SMS-03 mag- netic switches for safety gate monitoring applications. Housing Application Controlled Devices Safety Category Electrical Specifications Power supply 24 VAC ± 10% 50-60Hz / 24 VDC± 10% Power consumption< 5 VA / 5 W Input current/voltage 50 mA @ 24 VDC Safety outputs2 NO Auxiliary outputs1 optocoupled NPN 55V 50mA Safety output switching voltage /current /capability 230VAC/8A/1840VA Safety output contact fuse protection 6 A fast or 4 A delayed Insulation voltage2.5 KV for signal parts 4.0 KV for safety output parts: Pollution degree 2 Overvoltage category III Time SpecificationsEnvironmental Specifications Delay on energisation ≤ 150 ms Delay on de-energisation≤ 25 ms Recovery time≥ 25 ms Channel simultaneity _ Operating temperature0°C ... + 55°C Storage temperature -25°C ... + 55°C Mechanical Specifications Protection degree terminals IP 20 Protection degree housing IP 30 Max cross section of external conductors4 mm2 rigid wire 2 Housing materialABS 2.5 mm flexible wire Housing type45 mm housing models MountingDIN rail Dimensions45 x 75 x 110 mm Weight 200 g Specifications are subjected to change without notice (28.04.07) 1
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