User manual

3
Contents
1. System Configuration................................................. 7
NX-CPU700p PLC Features and System Configuration............................... 7
Module Types and Combinations ............................................................... 10
Programming Tools...................................................................................... 14
2. Hardware Features and Specifications ..................... 15
Overall Specifications................................................................................... 15
Backplane and Expansion Cable.................................................................. 17
Processor Module ......................................................................................... 19
Power Supply Module .................................................................................. 22
I/O Modules ................................................................................................... 24
3. Addressing Overview................................................ 35
Addressing Overview ................................................................................... 35
Bit and Word Addressing ............................................................................. 36
Double Word Addressing............................................................................. 37
Absolute Addressing .................................................................................... 38
I/O Addressing............................................................................................... 39
Special Registers........................................................................................... 41
Timer/Counter Area ...................................................................................... 48
Processor Operation Mode .......................................................................... 52
Processor Processing Procedure ................................................................ 53
4. Installation and Wiring.............................................. 55
Installation..................................................................................................... 55
Power Supply Module Wiring...................................................................... 57
Input and Output Wiring .............................................................................. 60
Terminal Block Type Module Wiring........................................................... 66
Connector Type Module Wiring .................................................................. 67
Safety Measures ........................................................................................... 72
NX-CPU700p Processor Module Communications Specifications ........... 73
EEPROM Backup ........................................................................................... 74
5. Test Run and Troubleshooting.................................. 75
Test Run Precautions.................................................................................... 75
Test Run Procedure ...................................................................................... 76
Test Run Flow Charts.................................................................................... 77
Inspection and Maintenance........................................................................ 83