Mitsubishi Electric 800 Series Instruction Manual (Function page 211

*1 Writing during operation is enabled in PU operation mode, but disabled in External operation mode.
*2 Writing during operation is disabled. To change the parameter setting value, stop the operation.
 Parameter write disabled (Pr.77 = "1")
• Parameter write, Parameter clear, and All parameter clear are disabled. (Parameter read is enabled.)
• The following parameters can be written even if Pr.77 = "1".
Pr.
22 Stall prevention operation level
Reset selection/Disconnected PU detection/PU stop
75
selection
77 Parameter write selection
*1
Operation mode selection
79
160 User group read selection
296 Password lock level
297 Password lock/unlock
*1 Writing during operation is disabled. To change the parameter setting value, stop the operation.
 Parameter write enabled during operation (Pr.77 = "2")
• These parameters can always be written.
• The following parameters cannot be written during operation even if Pr.77 = "2". To change the parameter setting value,
stop the operation.
210
9. (E) Environment Setting Parameters
9.10 Parameter write selection
Name Pr.
345, 346 (DeviceNet communication)
496, 497 (Remote output)
805 Torque command value (RAM)
806 Torque command value (RAM, EEPROM)
997 Fault initiation
1020 Trace operation selection
Name