Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 410)

Fault Code Fault Name
0315H Unit Receive Abort Error (oFC14)
0316H Option Receive CRC Error (oFC15)
0317H Option Receive Frame Error (oFC16)
0318H Option Receive Abort Error (oFC17)
0351H Encoder Option AD Conversion Error (oFC50)
0352H Encoder Option Analog Circuit Error (oFC51)
0353H Encoder Communication Timeout (oFC52)
Fault Code Fault Name
0354H Encoder Communication Data Error (oFC53)
0355H Encoder Error (oFC54)
0356H Resolver Error (oFC55)
0408H Damping Resistor Overheat (doH)
0409H Snubber Discharge Resistor Overheat (SoH)
040AH Internal Resistance Fault (Srr)
u Bypass Fault Codes
Table D.4 shows the bypass fault codes that can be read out by MEMOBUS/Modbus commands from the UB-oo monitor
parameters.
Table D.4 Bypass Fault Codes
Fault Code Fault Name
0001H Safety Open
0002H BAS InterLock Open
0003H External Fault (EFB)
0004H NA
0005H Motor Overload
0006H Ext Motor1 Overload
0007H Ext Motor2 Overload
0008H PL Brownout
Fault Code Fault Name
0009H PL Blackout
000AH No Bypass to Drive Communications
000BH Bypass Board Hardware Error
000CH Option Board Communication Fault
000DH Loss of Load
000EH Serial Communications Timeout
000FH Input Phase Loss
0010H Input Phase Rotation
u Alarm Register Contents
Table D.5 shows the alarm codes that can be read out from MEMOBUS/Modbus register 007FH.
Table D.5 Alarm Register 007FH Contents
Alarm
Number
(Decimal)
Alarm
Number
(Hex)
Alarm
Display
Alarm Name
1 001H Uv Cntrl Undervolt
2 002H ov Cntrl Overvolt
3 003H oH Heatsnk Overtemp
4 004H oH2 Over Heat 2
5 005H oL3 Overtorque Det 1
6 006H oL4 Overtorque Det 2
7 007H EF External Fault
8 008H bb Base Block
9 009H EF3 Ext Fault S3
10 00AH EF4 Ext Fault S4
11 00BH EF5 Ext Fault S5
12 00CH EF6 Ext Fault S6
13 00DH EF7 Ext Fault S7
14 00EH EF8 Ext Fault S8
15 00FH Fan Cooling FAN Err
16 010H oS Overspeed Det
19 013H oPr Oper Disconnect
20 014H CE Serial Com Err
21 015H bUS Option Com Err
22 016H CALL Option ComCall
23 017H oL1 Motor Overloaded
24 018H oL2 Drive Overload
Alarm
Number
(Decimal)
Alarm
Number
(Hex)
Alarm
Display
Alarm Name
26 01AH EF0 Opt External Flt
27 01BH rUn Motor Running
29 01DH CALL Option ComCall
30 01EH UL3 Undertorq Det 1
31 01FH UL4 Undertorq Det 2
32 020H SE Sequence Err
34 022H oH3 Motor Overheat 1
39 027H FbL PID Fdbk Lost
40 028H FbH PID Fdbk High
42 02AH dnE Drive not Enable
43 02BH PGoH PG Open Hardware
52 034H HCA HighCurrentAlarm
53 035H LT-1 Inspect Fan
54 036H LT-2 Inspect Caps
55 037H doH InternalResistor
57 039H EF1 Ext Fault S1
58 03AH EF2 Ext Fault S2
59 03BH HbbF SafeDisable Ckt
60 03CH Hbb SafeDisable Open
61 03DH oL5 Mech Fatigue OL
62 03EH UL5 Mech Fatigue UL
63 03FH PA1 PLC Error 1
D.9 MEMOBUS/Modbus Data Table
410 YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual