Fuji Electric FRENIC-VG Series, User Manual

Page: 335 / 346

6.15 E-SX Bus Interface Card
6-259
Chap. 6
CO
NTR
O
L O
P
TIONS
6.15.6.2 E-SX related alarms ( are , arf )
The causes of E-SX related alarms
are
and
arf
are shown in Tables 6.15.6 and 6.15.7.
Table 6.15.6
are
Alarm Causes
Item E-SX bus tact synchronization error
Card LED state
ERR (lit)
RUN (lit)
Cause Synchronization of tact cycle and inverter control cycle lost due to noise or other cause.
Reset method
After clearing the cause of the alarm, issue a reset command.
After the alarm is reset, the ERR LED turns off.
Communication error
code displayed on
keypad -
Alarm sub-code
*1
01(hex)
Table 6.15.7 arf Alarm Causes
Item Toggle error
Card LED state
ERR (lit)
RUN (lit)
Cause
Normal toggle signal pattern of TGL1 and TGL2 signals not received within time set by
inverter function code H144.
Reset method
After clearing the cause of the alarm, issue a reset command.
After the alarm is reset, the ERR LED turns off.
Communication error
code displayed on
keypad -
Alarm sub-code
*1
04(hex)
*1 Alarm sub-codes can be checked as explained in *5 of "6.15.6.1 Light
alarms and heavy alarms in E-SX bus
communication
".
6.15.6.3 Other inverter alarms
The card treats inverter alarms other than the above as light alarms. The actions indicated in Table 6.15.8
take place.
Table 6.15.8 Actions When Other Alarms Occur
Item Inverter alarm other than an E-SX related alarm
Card LED state
ERR (lit)
RUN (lit)
Reset method
After clearing the cause of the alarm, issue a reset command.
After the alarm is reset, the ERR LED turns off.
Others
Inverter alarm codes (other than
er4
) can be checked on the E-SX bus light alarm
information tab of alarm diagnosis in the Expert (D300win) support tool. Hexadecimal
values are shown in the following format in Expert (D300win).
b8 b7 b6 b5 b4 b3 b2 b1 b0
1 1 Alarm code (M16) (*1)
*1 For details on alarm codes, refer to Chapter 4, Section 4.2.4 "Data Format List."