4. Troubleshooting (DeviceNet)
4.1.2.1 Master: Communication Error
Master Unit LED
MS NS
Error Description
Green
Light ON
Red Light
Blinking
Communication
error
- Slave disconnected from the network
(Remote I/O communication error)
- Slave not added to the network
(Scan list collation error)
- Communications power supply OFF
(Error detection after the communication
establishment)
4.1.2.1.1 Slave: Not Operating
MS
NS
Master LED Condition
Green Light ON
Red Light Blinking
Absent Slave LED Condition
Light OFF
Light OFF
♦
Process Flowchart
1
Check
Replace the unit.
No Problem
Yes
No
Supply power.
Finish
Normal communication?
Is MS LED light ON?
Is power supplied to slaves?
See other errors.
No
Yes
Yes
No
82
Fieldbus I/O Rev.6
Summary of Contents for EM07ZS1647F
Page 1: ...Rev 6 EM07ZS1647F EPSON RC Option Fieldbus I O ...
Page 2: ...E PSON RC Option Fieldbus I O Rev 6 ...
Page 8: ...vi Fieldbus I O Rev 6 ...
Page 12: ...Table of Contents x Fieldbus I O Rev 6 ...
Page 80: ...2 Installation 68 Fieldbus I O Rev 6 ...
Page 88: ...3 Operation 76 Fieldbus I O Rev 6 ...
Page 164: ...5 Maintenance Parts List 152 Fieldbus I O Rev 6 ...
Page 168: ...Appendix A applicomIO Upgrade 156 Fieldbus I O Rev 6 ...