BLACK BOX® RS-422 Surge Protectors are perfect add-ons for short-haul modems, concentrators, A/B switches, muxes, repeaters, or other devices that are designed to span long cable runs but are prone to noise and surges.
The device is designed to protect RS-422 interfaces utilizing a DB15 connection. (X.21 interface is electrically RS-422 and utilizes DB15 connections.)
The unit has a plastic case and a green ground wire that should be screwed to to a chassis connection that is connected to power supply ground.
Connectors: (1) DB15 M, (1) DB15 F
Wires protected: 15 (all)
Signals supported: RS422, RS423, RS485
Clamp voltage: 7.5 V
Peak pulse current: 132 A
Response time: < 10 ns
Max. data rate: 100 Mbps
Max. shunt capacitance: < 40 pF
Physical and Environmental
Dimensions (H x W x D): 61 x 33 x 20 mm
Weight: < 0.1 kg
Operating temperature range:
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