HEB Specifications and Dimensions Enclosure IP20 (IEC529) Proximity Sensor Requirements Climatic Class 3K3 (EN60721) Supply Voltage 24 VDC Temperature Range Operating: 0˚ C to 50˚ C Storage: -30˚ C to 80˚ C Signal Output NPN N.O. Maximum Signal Current 200 mADC Pollution Degree 2 (IEC664-1) Maximum Frequency 2kHz Altitude 0 to 2000 meters Mounting Style Through bore and keyway Maximum RPM 3200 RPM Brake Pads Do not contain asbestos Pad Coefficient of Friction Low: 0.12 Medium: 0.41 High: 0.51 Maximum Pressure 621 kPa (90 PSI) Minimum Activation Pressure 21 kPa (3 PSI) Fan Requirements Voltage: 24 VDC Current: 1.5 ADC One Pulse per Revolution Certifications CE Pneumatic Brakes Dimension reflects overall length of brake with fan cooling option Dimension in millimeters (inches) Dimension reflects overall length of brake without fan cooling option Pneumatic Brakes 89