Siemens 6RA70 DC Drive
2
Posts
1
Users
0
Reactions
268
Views
Jun 13, 2022 9:57 am
How can resolve problem A047 alarm in siemens 6RA70 DC Drive ?
1 Reply
Jun 13, 2022 9:58 am
Cause : Analog select input 1 (terminals 6 and 7) faulty (active in operating states of ≤ o6)
This alarm is activated when P710=2 (current input 4 to 20 mA) and the input current is less than 3mA.
