CHAPTER 13 RS-485 COMMUNICATIONS
13-24
Modbus RTU Communications
13
Code
Alarm Symbol (*)
Code Alarm
Symbol
(*)
00h
None
---
01h
Overcurrent 1
oc 1 21h
Main Power Undervoltage
LvP
02h
Overcurrent 2
oc 2 22h
Internal Breaking
Resistor Overheat
rH1
03h
Overspeed
oS 23h
External Breaking
Resistor Overheat
rH2
04h
－ －
24h
Breaking Transistor Error
rH3
05h
Overvoltage
Hv 25h Deviation Overflow oF
06h
Encoder Trouble 1
Et 1 26h
Amplifier Overheat
AH
07h
Encoder Trouble 2
Et 2 27h Encoder Overheat EH
08h
Circuit Trouble
ct 28h Absolute Data Lost 1 d L1
09h
Memory Error
dE 29h
Absolute Data Lost 2
dL2
0Ah Fuse Blown Fb 2Ah
Absolute Data Lost 3
dL3
0Bh
Motor Combination
Error
cE 2Bh
Multi-turn Data Over Flow
AF
0Ch
Breaking Transistor
Overheat
tH 2Ch
Initial Error
iE
0Dh
Encoder
Communication Error
Ec 2Dh
－ －
0Eh
CONT (Control signal)
Error
ctE
0Fh
Overload 1
oL1
10h
Overload 2
oL2
(*) Displayed on the amplifier.
11h
Inrush Current
Suppression Circuit
Trouble
rH4
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