4742-E P-18
SECTION 1 INVERTER UNIT (MIV UNIT)
4-3.
Error Number Tables
4-3-1. Exception Error Number Table
Eeospcsa1015
[Hex] indicates hexadecimal notation.
No.
Name
Description/Alarm Code
Corrective Action
01
Control board error
An error occurred with the control board.
XXXXXXXX
1 : Access error
2: PWM synchronization error
3: PWM buffer operation error
Other code: Offset error of A/D converter for cur-
rent detection
YYYYYZZZZZ
YYYYY = A/D converter offset at CH1
ZZZZZ = A/D converter offset at CH2
Change the MIV unit.
02
Control voltage
±
12 V/+24 V error
With the control circuit,
±
12 V or +24 V raised or
lowered excessively.
XXXXYYYY
If XXXX
≠
FFFF [Hex],
±
12 V power is abnormal.
For MCS,
XXXX = Detected voltage of +12 V power
Normal range: 11.118 to 13.356 V
Allowable data range: 8E00 to AAC0 [Hex]
YYYY = Absolute value of -12 V power detected
voltage
Normal range: -13.44 V to -11.046 V
Allowable data range: 8D40 to AA00 [Hex]
For MCS II,
XXXX = Detected voltage of +12 V power
Normal range: 11.234 to 13.166 V
Allowable data range: AE00 to CC00 [Hex]
YYYY = Absolute value of -12 V power detected
voltage
Normal range: -13.716 V to -10.678 V
Allowable data range: A580 to D480 [Hex]
If XXXX = FFFF, +24 V power is abnormal.
XXXX = FFFF [Hex] (fixed)
For MCS,
YYYY = Detected voltage of +24 V power
Normal range: 19.9 V to 26.2 V
Allowable data range: 5C88 to 79D4 [Hex]
For MCS II,
YYYY = Detected voltage of +24 V power
Normal range: 19.6 V to 26.1 V
Allowable data range: 8A80 to B840 [Hex]
Change the MIV unit.
03
OPF error
An error occurred with the option program file.
XXXXXXXX
1 : ID code "OPF1" error
2 : End code "ED" error
3 : Sum check error
4 : Board name error
Change the MIV unit.
Check the option pro-
gram file.
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