4001——A位置附件的输入DI：

Bit 00 = On/Off Status of I/O Point 3
Bit 01 = On/Off Status of I/O Point 4
Bit 02 = On/Off Status of I/O Point 5
Bit 03 = On/Off Status of I/O Point 6
Bit 04 = On/Off Status of I/O Point 7
Bit 05 = On/Off Status of I/O Point 8
Bit 06 = On/Off Status of I/O Point 9
Bit 07 = On/Off Status of I/O Point 10

4002——B位置附件的输入DI

Bit 00 = On/Off Status of I/O Point 11
Bit 01 = On/Off Status of I/O Point 12
Bit 02 = On/Off Status of I/O Point 13
Bit 03 = On/Off Status of I/O Point 14
Bit 04 = On/Off Status of I/O Point 15
Bit 05 = On/Off Status of I/O Point 16
Bit 06 = On/Off Status of I/O Point 17
Bit 07 = On/Off Status of I/O Point 18

4006——A位置附件的输出DO

Bit 00 = On/Off Status of I/O Point 3
Bit 01 = On/Off Status of I/O Point 4
Bit 02 = On/Off Status of I/O Point 5
Bit 03 = On/Off Status of I/O Point 6
Bit 04 = On/Off Status of I/O Point 7
Bit 05 = On/Off Status of I/O Point 8
Bit 06 = On/Off Status of I/O Point 9
Bit 07 = On/Off Status of I/O Point 10

4007——B位置附件的输出DO

Bit 00 = On/Off Status of I/O Point 11
Bit 01 = On/Off Status of I/O Point 12
Bit 02 = On/Off Status of I/O Point 13
Bit 03 = On/Off Status of I/O Point 14
Bit 04 = On/Off Status of I/O Point 15
Bit 05 = On/Off Status of I/O Point 16
Bit 06 = On/Off Status of I/O Point 17
Bit 07 = On/Off Status of I/O Point 18

其中Point的I/O指针号对应关系如下：