Keyence N-410 User Manual Page 146
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Appendices
3 Troubleshooting
Data storage on the slave is faster than data output to the host, so no data is output. Set the host
baud rate to be faster than the RS-485 baud rate and restart the device.
Refer to "Selecting a protocol" (Page 3-7) or "RS-485 settings" (Page 3-8) for more
information.
There is an error in the device setting values. Press the test button to initialize the settings. If the display
continues to show "97", contact your nearest sales office.
The send buffer on this device has overflowed (it contains more than 3000 items or over 100 kb of
data). Perform the following operations.
• Send the OVCLR command to clear the buffer.
• If using a PLC link, set the error clear flag to 1.
Refer to "Send Buffer Capacity" (Page 4-9) for more information.
There is another slave on the network with this ID number. Set each slave to a different ID number.
Refer to "Slave settings" (Page 3-6) for more information.
The PLC link has not been established. Make sure that the device settings and the PLC settings
are compatible, then press the test button.
Refer to "7-4 PLC Link Errors" (Page 7-19) for more information.
The N-410 display shows "98".
The N-410 display shows "97".
The N-410 display shows "96".
The N-410 display shows "95".
The N-410 display shows "94".
- User's Manual 1
- Introduction 2
- Safety Precautions 3
- UL/CE Certification 5
- Package Contents 6
- Table of Contents 8
- Chapter 3 N-410 Settings 9
- Chapter 7 PLC Link 10
- Appendices 10
- N-410 Settings 11
- Term Meaning 12
- Symbol Meaning 12
- N-410 Overview 13
- Multi-drop Link mode 14
- Multi-head mode 14
- 1-2 System Configuration 16
- 1-3 Part Names 17
- N-R4 18
- Number Name Function 19
- Installation 23
- 8. Confirm operation 26
- N-410 Connections and Wiring 27
- Caution 28
- D-sub 25 pin (female) 29
- DCE specification 29
- (modem definition) 29
- M2.6 screws 29
- Connecting to a KV-L20V 30
- SYSMAC Series 31
- Round 12-pin jack 32
- Terminal layout of RS-485 36
- Wiring the RS-485 cable 36
- 1 Left Right — 37
- 2 Left Right — 37
- 3— — Right 37
- NPN connector 39
- PNP connector 39
- For SR-500 Series devices 40
- Explanation 41
- Pin Layout 42
- 5 mm max 43
- 6 mm min 43
- TIM COM OK 44
- OK NG COM 45
- Model: KPEV-SB(1P) 0.75 mm 46
- BAD GOOD 47
- BL-U1 Connections and Wiring 48
- BL-U1 Dipswitch Settings 49
- Wiring the trigger input 50
- Wiring OK/NG output 51
- 2-8 Installation 54
- Mounting hole 55
- Locked Loose 56
- Installing a BL-U1 57
- Installing the N-R4 58
- 3-1 Making Settings 62
- Main settings 64
- Selecting a protocol 67
- 3 Update the connections 69
- Reading N-410 settings 70
- Using Terminal and Test Mode 72
- 3 Select the test type 73
- 4-1 Multi-drop Link Mode 76
- Settings 77
- Host computer settings 78
- Auto-polling 79
- Manual Polling 80
- Send Buffer Capacity 83
- Controlling Multi-head Mode 85
- 5-1 Multi-head Mode 86
- Operating in Multi-head Mode 89
- Read Mode 91
- Data Transmission Timing 92
- Trigger input 93
- *Read error 93
- Communication 93
- Response 95
- N-410 commands 95
- Serial Communication Outline 98
- Details of Data Communication 99
- ACK/NAK protocol 100
- RTS/CTS protocol 100
- Communication Format 101
- Command Communication Format 102
- Operation Command/Response 103
- Serial Communication 105
- Auto polling control 106
- Other direct control commands 107
- Reference 108
- Command communication format 110
- Setting Command 111
- Protocol settings 113
- ID settings 114
- RS-232C settings 114
- RS-485 settings 115
- PLC Link 117
- 7-1 PLC Link 118
- Usable Devices 119
- 7-2 Device Assignments 120
- Address Contents 121
- Device Assignments 122
- Real time control 127
- Sequence processing 127
- 7-3 Settings 129
- KV Series Settings 131
- N-410 Settings 132
- A1SJ71UC24-R2/PRF 132
- AJ71UC24 132
- QJ71C24(N/-R2) 133
- Omron SYSMAC Series Settings 134
- 7-4 PLC Link Errors 135
- 1 Specifications 138
- Model N-48 139
- Model BL-U1 139
- NX-50RS 140
- Model N-R4 141
- 2 External Dimensions 142
- 3 Troubleshooting 145
- Troubleshooting 146
- 4 Main Device Display 148
- 5 ASCII Code Table 149
- 6 Calculating Checksums 150
- 7 Setting Item List 152
- 8 Factory Default Settings 154
- Revision History 158
- WARRANTIES AND DISCLAIMERS 159
- 11026E 1093-2 96M11027 160
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