Electromagnetic Capability	10 V/m (80-1000 MHz) 3 V/m (1.4-2 GHz) 1 V/m (2-2.7 GHz)
Electrostatic Discharge (kV)	4 kV Contact Discharge, 8 kV Air Discharge
Maximum Temperature (°C)	70
Minimum Temperature (°C)	-40
No. of Fiber Ports	4
Operating Voltage Range	10 - 60V DC
Relative Humidity	10-95 %
Software Configuration	Threshold level for power supply low detection may be set from 10 V to 60 V by means of DIL-switches, recovery delay may be set from 0 s to 75 s by means of DIL-switches.
Software Diagnostics	LEDs (power 1, power 2, status)
Transition Type	2 kV Power Line, 1 kV Data Line
Brand	HIRSCHMANN
Degree of Protection	IP30
Dimensions (mm)	115W x 61H x 113D
No. of Pins	4
Operational Temperature Range (°C)	-40 - 70
Power Consumption (W)	2.5
Series	OBR40
Standards	EU Conformity
Storage Temperature Range (°C)	-40 - 85
Surge Voltage (kV)	Power Line: 0.5 kV (Line/Earth), 0.5 kV (Line/Line)
Terminal Type	Terminal Block
Weight (g)	500

Cables & Accessories

HIRSCHMANN OPTICAL BYPASS RELAY 9/125 µM 942088001