MA1B

Emergency Stop and Safety Gate ModulesMA1B• 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 monitoringProduct DescriptionOrdering KeyMA1BEmergency Stop and Safety Gatemodulesaccording to EN 60204-1, EN 292-1 /-2, EN418, 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 CategoryElectrical SpecificationsPower supply 24 VAC ± 10% 50-60Hz /24 VDC± 10%Power consumption< 5 VA / 5 W Input current/voltage 50 mA @ 24 VDC Safety outputs2 NOAuxiliary outputs1 optocoupled NPN 55V50mASafety output switchingvoltage /current /capability 230VAC/8A/1840VASafety outputcontact fuse protection 6 A fast or 4 A delayedInsulation voltage2.5 KV for signal parts4.0 KV for safety output parts: Pollution degree 2Overvoltage category IIITime SpecificationsEnvironmental SpecificationsDelay on energisation ≤ 150 ms Delay on de-energisation≤ 25 ms Recovery time≥ 25 ms Channel simultaneity _Operating temperature0°C ... + 55°CStorage temperature -25°C ... + 55°CMechanical SpecificationsProtection degree terminals IP 20Protection degree housing IP 30Max cross sectionof external conductors4 mm2 rigid wire2Housing materialABS2.5 mmflexible wireHousing type45 mm housing modelsMountingDIN railDimensions45 x 75 x 110 mmWeight 200 gSpecifications are subjected to change without notice (28.04.07) 1