Omron Q2V Series - Page 209

Network Communications
6
6.3 Modbus Communications
SIEPCYEUOQ2V01A Q2V Technical Manual 209
Table 6.12 Broadcast Messages for Modbus Communication
Register No. (Hex.) Description
0001
Operation signal
bit 0
Run command
1: Run, 0: Stop
bit 1
Reverse run command
1: Reverse, 0: Forward run
bit 2 -
3
Reserved
bit 4
External fault
1: EF0 [Option Card External Fault]
bit 5
Fault Reset
1: Reset command
bit 6 -
B
Reserved
bit C MFDI terminal DI5 input
bit D MFDI terminal DI6 input
bit E MFDI terminal DI7 input
bit F Reserved
Register No. (Hex.) Description
0002
Fre
quency
refer
ence
30000/100%
■ Fault Trace/Fault History Contents
These are the fault codes that the commands from monitors [U2-xx, U3-xx] read.
Table 6.13 Fault Trace/Fault History Contents
Fault Code (Hex.) Name
0002 Uv1 [DC Bus Undervoltage]
0003 Uv2 [Control Power Undervoltage]
0004 Uv3 [Soft Charge Answerback Fault]
0005 SC [Short Circuit/IGBT Failure]
0006 GF [Ground Fault]
0007 oC [Overcurrent]
0008 ov [Overvoltage]
0009 oH [Heatsink Overheat]
000A oH1 [Heatsink Overheat]
000B oL1 [Motor Overload]
000C oL2 [Drive Overload]
000D oL3 [Overtorque Detection 1]
000E oL4 [Overtorque Detection 2]
000F rr [Dynamic Braking Transistor Fault]
0010 rH [Braking Resistor Overheat]
0011 EF3 [External Fault (Terminal DI3)]
0012 EF4 [External Fault (Terminal DI4)]
0013 EF5 [External Fault (Terminal DI5)]
0014 EF6 [External Fault (Terminal DI6)]
0015 EF7 [External Fault (Terminal DI7)]
0018 oS [Overspeed]
0019 dEv [Speed Deviation]
001A PGo [Encoder (PG) Feedback Loss]
001B PF [Input Phase Loss]
001C LF [Output Phase Loss]
001D oH3 [Motor Overheat (PTC Input)]
Fault Code (Hex.) Name
001F Err [EEPROM Write Error]
0020 oH4 [Motor Overheat Fault (PTC Input)]
0021 CE [Modbus Communication Error]
0022 bUS [Option Communication Error]
0025 CF [Control Fault]
0027 EF0 [Option Card External Fault]
0028 FbL [PID Feedback Loss]
0029 UL3 [Undertorque Detection 1]
002A UL4 [Undertorque Detection 2]
002B oL7 [High Slip Braking Overload]
0030 Includes oFx Fault [Hardware Fault]
0036 LF2 [Output Current Imbalance]
0037 STPo [Motor Step-Out Detected]
003B SEr [Speed Search Retries Exceeded]
0041 FbH [Excessive PID Feedback]
0042 EF1 [External Fault (Terminal DI1)]
0043 EF2 [External Fault (Terminal DI2)]
0044 oL5 [Mechanical Weakening Detection 1]
0045 UL5 [Mechanical Weakening Detection 2]
0046 CoF [Current Offset Fault]
0049 qFL [Q2pack Fault]
004A qFL1 [EEPROM Memory Q2pack Data Error]
004B qFL2 [Q2pack Fault 2]
004C qFL3 [Q2pack Fault 3]
004E rF [Braking Resistor Fault]
004F boL [BrakingTransistor Overload Fault]