Keyence N-400 User Manual Page 90
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Chapter 4 Multi-Drop Link Mode Control Procedure
82
4
■ RS-485 SETUP
Baud rate
Function
Command
Response
Description
Change
WP75n OK
n = 5: 38400 bps
n = 6: 31250 bps
n = 7: 19200 bps
n = 0: 9600 bps
n = 1: 4800 bps
n = 2: 2400 bps
n = 3: 1200 bps
n = 4: 600 bps
Confirm
RP75
75n
Data length
Change
WP70n
OK
n = 0: 7 bits
n = 1: 8 bits
Confirm
RP70
70n
Parity Change
WP71n OK
n = 0: None
n = 1: Set parity
Confirm RP71
71n
Parity type
Change WP72n
OK n = 0: Even
n = 1: Odd
Confirm RP72 72n
Stop bit length
WP73nChange OK
n = 0: 1 bit
n = 1: 2 bits
Confirm
RP73 73n
Error code
* To set the parity type,
use the "Parity type"
command.
00, 02,
05, 08,
14
00, 02,
05, 07,
14
- User's Manual 1
- Software License Agreement 2
- Safety Precautions 3
- List of Package Contents 4
- Contents 5
- Chapter 6 PLC Link 7
- WARRANTIES 7
- Chapter 1 9
- 1.1 Functions of the N-400 10
- 1.2 System Configuration 12
- 1.3 Part Names 13
- POWER SD RD 14
- Chapter 2 17
- 2.1 Installing the N-400 18
- Connecting power supply 20
- Internal circuit 21
- Pin assignment 24
- Connecting power supply 25
- 2.3.3 Connecting RS-485 27
- Incorrect 28
- 2.4.1 Connecting power supply 29
- 2.4.2 Connecting BL series 29
- Connecting trigger input 31
- 2.4.5 Connecting RS-485 33
- Example 1 34
- Example 2 34
- See pp. 19, 20 and 25 34
- 2.6 Mounting Procedure 35
- 2.6.2 Mounting N-400 36
- 2.6.3 Mounting N-48 36
- 2.6.4 Mounting BL-U1 37
- Chapter 3 39
- 3.1 Installing Setup Software 40
- 3.2.1 Operating procedure 42
- Mouse pointer 44
- • • • 44
- Entering a value 45
- Entering characters 45
- 3.3.1 Setting procedure 46
- Header, Delimiter: p. 61 48
- Checksum: pp.133 and 134 48
- PLC link: p. 100 49
- PLC trigger area: p. 106 49
- DM head address: p. 106 49
- File register: p. 101 49
- Matched Not matched 54
- 3.5 Using Monitor 60
- 3.6 List of Error Messages 63
- Chapter 4 65
- 4.1 Multi-Drop Link Mode 66
- 4.1.2 Setup procedure 68
- 4.2.1 Auto polling 69
- Header % P 05 Terminator 70
- Read data 73
- ACK/NAK protocol 74
- RTS/CTS control 74
- Serial command 75
- Command Response 76
- Command CR Response CR 76
- 4.4.1 Communication procedure 77
- 4.4.2 Description of commands 78
- Saving registered ID numbers 79
- Controlling auto polling 79
- Controlling reading operation 80
- Clearing transmission buffer 81
- Checking trigger input status 81
- Shift to SETUP mode 81
- 4.5 N-400 Setup Command 83
- ■ Response error codes 84
- Description of setup commands 85
- ■ PROTOCOL SETUP 87
- ■ ID SETUP 89
- ■ RS-232C SETUP 89
- ■ RS-485 SETUP 90
- Command Command 92
- Chapter 5 95
- 5.1 Multi-head Mode 96
- 5.1.2 Setup procedure 97
- Setting the N-400 98
- Setting the host computer 98
- “Single” label reading mode 99
- “Multi 1” label reading mode 99
- “Multi 2” reading mode 100
- “Level” trigger signal 101
- “One-shot” trigger signal 101
- 5.3.1 Communication format 103
- 5.3.2 Handshaking protocol 103
- 5.3.3 Read error code 103
- See p. 72 104
- 5.6 Communication Time 106
- Chapter 6 109
- 6.1 PLC Link 110
- Chapter 6 PLC Link 111
- 6.2 Setup Procedure 112
- 6.2.2 Setting the N-400 113
- 6.2.3 Setting the PLC 114
- 6.3 Device Assignment 116
- See p. 40 118
- Real-time control 119
- Sequential processing 119
- See the ASCII code 120
- Reading trigger area 122
- 6.4 PLC Link Error 124
- 6.5 Communication Time 125
- Appendices 127
- Appendix A Specifications 128
- Appendix B Dimensions 130
- Appendix C Sample Programs 132
- Sample program for PLC link 134
- Program for the KV series 138
- Appendix D Troubleshooting 139
- Appendix F ASCII Code Table 142
- Calculation range 143
- HOST MODE 145
- PROTOCOL SETUP 145
- ID SETUP 146
- RS-232C SETUP 146
- RS-485 SETUP 146
- WARRANTIES AND DISCLAIMERS: 149
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