Yaskawa AC Drive Z1000 Bypass Technical Manual - Manual (Page 398)

Register No. Contents
8440H Time HHMM
Time Hours and Minutes. Reads current time. Format is HHMM where HH is hours from 00 to 23
and MM is minutes from 00 to 59. Reads 0x0000 when no RTC option
8441H Date Year
Date Year. Reads current date. Format is YYYY where YYYY is the year from 0000 to 9999.
Reads 0x0000 when there is no RTC option.
8442H Date Mo Day MMDD
Date Month and Day. Reads current date. Format is MMDD where MM is month from 01 to12
and DD is day from 01 to 31. Reads 0x0000 when there is no RTC option
8443H to 84FFH Reserved
8490H Product Type Code
8491H Product Type Code
8500H to 87FFH
BYP Parameters and
Monitors
Z1-oo, Z2-oo, Z3-oo, Z4-oo , UB-oo. Refer to Parameter List on page 307 for Modbus
addresses.
8800H to FFFFH Reserved
<1> Parameter o1-03, Digital Operator Display Selection, determines the units.
<2> Communication error contents are saved until the fault is reset.
<3> The number of decimal places in the parameter value depends on the drive model.
Refer to Defaults by Drive Model on page 351 for details.
<4> Set the number of motor poles to parameter E2-04 or E5-05 depending on the motor being used.
<5> Disabled when Z3-12 is set to 0 in bypass controller software versions VST800298 and later.
u Broadcast Messages
Data can be written from the master to all slave devices at the same time.
The slave address in a broadcast command message must be set to 00H. All slaves will receive the message, but will not
respond.
Register No. Contents
0001H
Digital Input Command
bit 0
Forward Run (0: Stop 1: Run)
bit 1 Direction Command (0: Forward, 1: Reverse)
bit 2, bit 3 Reserved
bit 4 External Fault
bit 5 Fault Reset
bit 6 to B Reserved
bit C Multi-Function Digital Input S5
bit D Multi-Function Digital Input S6
bit E Multi-Function Digital Input S7
bit F Reserved
0002H Frequency Reference 30000/100%
u Fault Trace Contents
The table below shows the drive fault codes that can be read out by MEMOBUS/Modbus commands from the U2-oo monitor
parameters.
Table D.3 Fault Trace / History Register Contents
Fault Code Fault Name
0002H Undervoltage (Uv1)
0003H Control Power Supply Undervoltage (Uv2)
0004H Soft Charge Circuit Fault (Uv3)
0006H Ground Fault (GF)
0007H Overcurrent (oC)
0008H Overvoltage (ov)
0009H Heatsink Overheat (oH)
000AH Heatsink Overheat (oH1)
000BH Motor Overload (oL1)
Fault Code Fault Name
000CH Drive Overload (oL2)
000DH Overtorque Detection 1 (oL3)
0010H Braking Resistor Overheat (rH)
0011H External Fault at Input Terminal S3 (EF3)
0012H External Fault at Input Terminal S4 (EF4)
0013H External Fault at Input Terminal S5 (EF5)
0014H External Fault at Input Terminal S6 (EF6)
0015H External Fault at Input Terminal S7 (EF7)
001BH Input Phase Loss (PF)
D.9 MEMOBUS/Modbus Data Table
398 YASKAWA ELECTRIC SIEP YAIZ1B 01D YASKAWA AC Drive – Z1000 Bypass Technical Manual