AH500 Programming Manual 2-38 CPU5X0-RS2 CPU5X0-EN CPU5X1-RS2 CPU5X1-EN Attribute Default OFF STOP RUN SM Function ON RUN STOP OFF. *SM1596 There is an operation error in the PLC Link. ○ ○ × × OFF – – R OFF An operation error occurs in the Modbus connection of COM1. × × ○ ○ OFF – – R OFF *SM1597 When SM1597 is ON, the extension port is used in the PLC Link. ○ ○ × × – – – R/W OFF *SM1598 When SM1598 is ON, the function of reading/writing synchronously in the PLC Link is enabled. ○ ○ × × – – – R/W OFF ON: COM1 reads data and writes data simultaneously by Modbus.
× × ○ ○ – – – R/W OFF SM1599 ↓ SM1630 Enabling Modbus connection 1~32 for COM1 × × ○ ○ OFF – – R/W OFF SM1720 Changing the function code used for a PLC link to 0#04 (slave 1) ○ ○ × × OFF OFF – R/W OFF SM1721 Changing the function code used for a PLC link to 0#04 (slave 2) ○ ○ × × OFF OFF – R/W OFF SM1722 Changing the function code used for a PLC link to 0#04 (slave 3) ○ ○ × × OFF OFF – R/W OFF SM1723 Changing the function code used for a PLC link to 0#04 (slave 4) ○ ○ × × OFF OFF – R/W OFF SM1724 Changing the function code used for a PLC link to 0#04 (slave 5) ○ ○ × × OFF OFF – R/W OFF SM1725 Changing the function code used for a PLC link to 0#04 (slave 6) ○ ○ × × OFF OFF – R/W OFF SM1726 Changing the function code used for a PLC link to 0#04 (slave 7) ○ ○ × × OFF OFF – R/W OFF SM1727 Changing the function code used for a PLC link to 0#04 (slave 8) ○ ○ × × OFF OFF – R/W OFF SM1728 Changing the function code used for a PLC link to 0#04 (slave 9) ○ ○ × × OFF OFF – R/W OFF SM1729 Changing the function code used for a PLC link to 0#04 (slave 10) ○ ○ × × OFF OFF – R/W OFF SM1730 Changing the function code used for a PLC link to 0#04 (slave 11) ○ ○ × × OFF OFF – R/W OFF SM1731 Changing the function code used for a PLC link to 0#04 (slave 12) ○ ○ × × OFF OFF – R/W OFF SM1732 Changing the function code used for a PLC link to 0#04 (slave 13) ○ ○ × × OFF OFF – R/W OFF SM1733 Changing the function code used for a PLC link to 0#04 (slave 14) ○ ○ × × OFF OFF – R/W OFF SM1734 Changing the function code used for a PLC link to 0#04 (slave 15) ○ ○ × × OFF OFF – R/W OFF SM1735 Changing the function code used for a PLC link to 0#04 (slave 16) ○ ○ × × OFF OFF – R/W OFF SM1736 Changing the function code used for a PLC link to 0#04 (slave 17) ○ ○ × × OFF OFF – R/W OFF SM1737 Changing the function code used for a ○ ○ × × OFF OFF – R/W OFF