Instruction manual

97
6
NETWORK VARIABLES
6.8.16 Heartbeat receive time interval (network input config SNVT_time_sec
nciRcvHrtBt)
You can set the time interval at which input network variables data is received from the network.
When the receive interval time from the network has risen above the setting, it is considered as a
communication line error, then "communication option alarm (E.OP1)" is displayed and the inverter stops.
⋅ Data acceptance timing....At network variable receive (nv_update_occurs event)
Data Name Initial Value Range Increments
nciRcvHrtBt
0s 0.0s to 999.8s 0.1s/bit
Parameter Name
391 Receive time interval at heart beat
REMARKS
• For the data send to other nodes, the counters of heartbeat receive time interval are not cleared.
Master
Alarm (E.OP1)
Inverter
Inverter
Master
Heartbeat
receive time
interval counter
Pr. 391
Data to the own node Data to the other node