Fanuc Alarm 5311: FSSB:ILLEGAL CONNECTION
Fanuc Alarm 5311: FSSB:ILLEGAL CONNECTION
Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series
Fanuc Alarm Description
A connection related to FSSB is illegal. This alarm is issued when either of the following is found;1. Two axes having adjacent servo axis numbers (parameter No. 1023), odd number and even number, are assigned to amplifiers to which different FSSB systems are connected.;2. The system does not satisfy the requirements for performing HRV control, and use of two pulse modules connected to different FSSB systems having different FSSB current control cycles is specified.
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