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Fibre-optic relay to bypass Ethernet switches in case of power failure. Compatible with multimode fibres 50/125 µm. Suitable for all data rates and all kinds of data protocols.
Port type and quantity
4 x LC
Power supply/signaling contact
4-pin terminal block
10 - 60 VDC
Passive bypass of the connected Ethernet switch, redundant power supply.
LEDs (power 1, power 2, status)
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.
Relative humidity (non-condensing)
115 mm x 61 mm x 113 mm
EN 61000-4-2 electrostatic discharge (ESD)
4 kV contact discharge, 8 kV air discharge
EN 61000-4-3 electromagnetic field
10 V/m (80-1000 MHz), 3 V/m (1.4-2 GHz), 1 V/m (2-2.7 GHz)
EN 61000-4-4 fast transients (burst)
2 kV power line, 1 kV data line
EN 61000-4-5 surge voltage
power line: 0.5 kV (line/earth), 0.5 kV (line/line)
EN 61000-4-6 Conducted Immunity
10 V (150 kHz-80 MHz)
EN 55022 Class B
Scope of delivery
Terminal blocks for power supply and fault contact, dust covers for optical ports, description and operating instructions.