User Manual Of EL7-EC** AC Servo
292
Error
code
Main Sub
Display: “
Er 835”
83
5
Error description: Distribution Clock cycle time is invalid
Cause
Set synchronization cycle time is not proportional to drive position loop
The status of the
error can be detected
Safe operation
The result status
Pre-operation
Solution
Refer to user manual to set a reasonable synchronization cycle time.
Error
code
Main Sub
Display: “
Er 836”
83
6
Error description: Invalid Distribution Clock synchronization cycle time
Cause
The synchronization cycle time setting is not as the following
1
：
125us 2
：
250us 3
：
500us
4
：
750us 5
：
1000us 6
：
2000us
7
：
4000us
The status of the
error can be detected
Safe operation
The result status
Pre-operation
Solution
Verify master device synchronization cycle time
Error
code
Main Sub
Display: “
Er 850”
85
0
Error description: EEPROM is inaccessible
Cause
EtherCAT slave controller failed to access EEPROM
The status of the
error can be detected
All ESM status
The result status
Keeping the current state
Solution
1. Verify if EL7EC hardware is faulty
2. Verify if master device released access
Error
code
Main Sub
Display: “
Er 851”
85
1
Error description: EEPROM error
Cause
EEPROM operation of EtherCAT slave controller failed
The status of the
error can be detected
All ESM status
The result status
Keeping the current state
Solution
Verify if master device released access
