YASKAWA MP900 Series - User Manual

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YASKA WA

MANUAL NO. SIEZ-C887-5.2

YASKAWA

USER’S MANUAL

Machine Controller MP900 Series

260IF DeviceNet System

Main Page

Questions and Answers

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williamsjeffreySep 14, 2025
What causes no DeviceNet communication in YASKAWA Controller?
- A
  Abigail KellySep 14, 2025
  If your YASKAWA Controller is experiencing no DeviceNet communications, possible causes include: * Communications power supply error. * DeviceNet network error. To address this: 1. Check the wiring and connections for DeviceNet cables and connectors. 2. Check the power supply voltage and connection for communications power supply. 3. Check the communications power supply voltage for each DeviceNet connector on the 260IF Module (11 to 24 V). 4. Check the terminator (121 ?) and connection status.
C
Cheyenne CoxNov 16, 2025
Why is my YASKAWA MP900 Controller showing no DeviceNet communications?
- A
  Ashley JimenezNov 17, 2025
  There are several potential reasons why your YASKAWA Controller might not be communicating on the DeviceNet network: * There may be no power to the 260IF Module, so check the rack or system bus cable connection to the 260IF Module. * It could be a hardware malfunction, in which case replacing the 260IF Module is recommended. * A duplicate MAC ID can cause this issue. Change the MAC ID address for the 260IF Module and cycle the power. Also, change the MAC ID addresses for other DeviceNet devices and cycle the power to the 260IF Module. * The problem might be a bus-off condition. To resolve this: 1. Check the wiring and connections for DeviceNet cables and connectors. 2. Check the power supply voltage and connection for communications power supply. 3. Check the commun...

YASKAWA MP900 Series Specifications

General

Series	MP900
Power Supply	24 VDC
Type	Controller
Communication Interface	Ethernet/IP, Modbus TCP, MECHATROLINK-III, EtherCAT (varies by model and options)
Communication Protocols	EtherCAT, EtherNet/IP, PROFINET, MECHATROLINK-III
Programming Language	IEC 61131-3 compliant languages (LD, ST, FBD, etc.)
Operating Temperature	0°C to 55°C
Storage Temperature	-20°C to 70°C
Safety	STO (Safe Torque Off)
Humidity	10% to 90% (non-condensing)