vii
8.4.1 Wiring Example: When Using the USB Communication Cable CMC-001-4 (Sold separately).. 8-8
8.4.2 Wiring Example: When Connecting Multiple Units ..................................................................... 8-9
9 Communication Procedure .............................................................. 9-1
10 MODBUS Protocol ........................................................................ 10-1
10.1 Transmission Mode .................................................................................................... 10-1
10.2 Data Communication Interval ..................................................................................... 10-1
10.3 Message Configuration ............................................................................................... 10-1
10.4 Message Example ...................................................................................................... 10-3
11 Communication Command List ..................................................... 11-1
11.1 List of QMC1-C Communication Commands (For Console Software) ................... 11-1
11.2 List of QMC1-C Communication Commands (For Communication Program) ........ 11-3
11.3 List of Communication Commands for Modules Connected to QMC1-C ................ 11-9
11.4 Data .......................................................................................................................... 11-88
11.4.1 Notes About Write/Read Command ........................................................................................ 11-88
11.4.2 Write Command ....................................................................................................................... 11-88
11.4.3 Read Command ...................................................................................................................... 11-88
11.5 Negative Acknowledgement ..................................................................................... 11-89
11.5.1 Error Code 2 (02H) .................................................................................................................. 11-89
11.5.2 Error Code 3(03H) ................................................................................................................... 11-89
11.5.3 Error Code 17(11H) ................................................................................................................. 11-89
11.6 Notes on Programming Monitoring Software ............................................................ 11-89
11.6.1 How to Speed up the Scan Time ............................................................................................. 11-89
11.6.2 How to Read PID Parameters after AT or Start-up AT Finishes ............................................. 11-89
11.6.3 Notes on Batch Transmission of All Setting Values ................................................................ 11-89
11.7 Initialization Items by Changing Settings .................................................................. 11-90
12 Operation ...................................................................................... 12-1
12.1 Control Permission ..................................................................................................... 12-1
12.2 Set PID Constants (Execute AT) ................................................................................. 12-3
12.3 Set Alarm .................................................................................................................... 12-5
13 C Series Compatible Protocol ....................................................... 13-1
13.1 Communication Procedure ......................................................................................... 13-1
13.2 Data Configuration ...................................................................................................... 13-2
13.3 Message Example ...................................................................................................... 13-5
13.4 Communication Command List................................................................................... 13-6
14 Communication with PLC Using SIF Function .............................. 14-1
14.1 Procedure Before Starting Operation ......................................................................... 14-2
14.2 Selecting Communication Specification of QMC1-C ............................................... 14-3
14.3 Selecting Module Address of QMC1-C.................................................................... 14-5
14.4 Specification settings for QMC1-C .......................................................................... 14-6
14.4.1 Preparation of USB Communication Cable and Console Software .......................................... 14-6
14.4.2 Connecting to Host Computer ................................................................................................... 14-6