4-72
09- Communication function
roup
09- 00 Assigned Communication Station Number
Range
【1 ~ 32】
09-00 sets the communication station number when there are more than one unit on the
communication network. Up to 32 Slave units can be controlled from one master controller such
as a PLC.
09- 01 Communication Mode Select
Range
【0】:RTU
【1】:ASCII
【2】:BACnet (PUMP application built-in without this function)
09- 02 Baud Rate Setting (bps)
Range
【0】:4800
【1】:9600
【2】:19200
【3】:38400
09- 03 Stop Bit Selection
Range
【0】:1 stop bit
【1】:2 stop bit
09- 04 Parity Selection
Range
【0】:no parity
【1】:even parity
【2】:odd parity
09- 05 Data Format Selection
Range
【0】:8 bit data
【1】:7 bit data
09- 06
Communication time-out detection time
Range
【0.0~25.5】Sec
09-06 is against communication test messages. When a test message is not responded within
the time specified by 09-06, Inverter will be stopped according to the setting of 09-07, and then
appear “COT” on keypad display. Once the 09-06=0, inverter will not appear “time-out”.
09- 07 Communication time-out operation selection
Range
【0】:Stop in deceleration time 1 and show COT after communication timeout
【1】:Stop in free run mode and show COT after communication timeout
【2】:Stop in deceleration time 2 and show COT after communication timeout
【3】:Keep running and show COT after communication timeout
Time-out detection time: 00.0~25.5 seconds; setting 00.0 seconds: disables time-out function.
09- 08 Err6 fault tolerance times
Range 【0~20】
09-08 is against real communication messages. When a real message does not pass error
check, that message is resent. The number of errors for the same message are counted and
accumulated and if it reaches the setting of 09-08, L510s will show Err6 and stop according to
the setting of 07-09.