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No. (Modbus
Drive Registers
Register)
2001
2002
2003
2004
2005
2006
2007
2008
2009
200A
YASKAWA SIEP C730600 0IB Modbus TCP/IP Technical Manual
Register Name
44
Motor Speed Monitor (U1-05)
48
Torque Reference Monitor (U1-09)
F0
PG Count Channel 1
40
Frequency Reference Monitor (U1-01)
41
Output Frequency Monitor (U1-02)
26
Output Current (U1-03) (units: 0.1 A)
4F
Terminal A2 Input Level Monitor (U1-14)
46
DC Bus Voltage Monitor (U1-07)
C0
Error Signal 1
C1
Error Signal 2
7 Modbus TCP/IP Messaging
Bit
5
1: Drive operation ready
6
1: Alarm
7
1: Fault
8
1: During Operation Error (oPExx)
1: Momentary power loss recovery
9
0: Power loss recovery
A
1: Motor 2 Selection
B
Reserved
C
Reserved
D
Reserved
E
ComRef status/ NetRef status
F
ComCtrl status/ NetCtrl status
0
Reserved
1
Undervoltage (Uv1)
2
Control Power Supply Undervoltage (Uv2)
3
Soft Charge Circuit Fault (Uv3)
4
Short Circuit/IGBT Failure (SC)
5
Ground Fault (GF)
6
Overcurrent (oC)
7
Overvoltage (ov)
8
Heatsink Overheat (oH)
9
Heatsink Overheat (oH1)
A
Motor Overload (oL1)
B
Drive Overload (oL2)
C
Overtorque Detection 1 (oL3)
D
Overtorque Detection 2 (oL4)
E
Dynamic Braking Transistor Fault (rr)
F
Braking Resister Overheat (rH)
0
External Fault (Terminal S3) (EF3)
1
External Fault (Terminal S4) (EF4)
2
External Fault (Terminal S5) (EF5)
3
External Fault (Terminal S6) (EF6)
4
External Fault (Terminal S7) (EF7)
5
External Fault (Terminal S8) (EF8)
6
Cooling fan Error (FAn)
7
Overspeed (oS)
8
Excessive Speed Deviation (dEv)
9
PG Disconnected (PGo)
Description
27
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