Acksys MI400 Series Technical Documentation Manual page 15

Galvanic isolation
(test voltage 1 minute)
RS422A-RS485/RS232D
(without "lightning option")
RS422A-RS485/mains
(without "lightning option")
RS232D/mains
Immunity to transients
(RS422A-RS485)
Optoconnectors and transformer.
Mains at high isolation: 5 KV effective.
Minimum 4,000 V effective
Typically 5,000 V effective
5,000 V effective
3,000 V effective
(isolation rupture owing to ground connection)
10,000 V/µs at Vcm = 1,000 V
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