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B–32, Appendix b – Hitachi SJ200 Series User Manual

Page 246

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ModBus Data Listing

Appendix B

B–32

The following table lists the holding registers for the “B” Group Fine Tuning Functions.

“B” Group Fine Tuning Functions

Func.

Code

Name

R/W

Description

Network Data

Reg.

Range

Res.

B001

Selection of automatic
restart mode

R/W Select inverter restart method,

four option codes:
00... Alarm output after trip,
no automatic restart
01... Restart at 0Hz
02... Resume operation after
frequency matching
03... Resume previous freq.
after freq. matching, then
decelerate to stop and display
trip info.

0089h

0, 1, 2, 3

B002

Allowable under-
voltage power failure
time

R/W The amount of time a power

input under-voltage can occur
without tripping the power
failure alarm. Range is 0.3 to
25 sec. If under-voltage exists
longer than this time, the
inverter trips, even if the restart
mode is selected.

008Ah

3 to 250

0.1 sec

B003

Retry wait time before
motor restart

R/W Time delay after under-voltage

condition goes away, before
the inverter runs motor again.
Range is 0.3 to 100 seconds.

008Bh

3 to

1000

0.1 sec

B004

Instantaneous power
failure / under-voltage
trip alarm enable

R/W Two option codes:

00... Disable
01... Enable

008Ch

0, 1

B005

Number of restarts on
power failure / under-
voltage trip events

R/W Two option codes:

00... Restart 16 times
01... Always restart

008Dh

0, 1

B012

Level of electronic
thermal setting

R/W Set a level between 20% and

120% for the rated inverter
current

008Eh

2000 to

12000

0.01%

B212

Level of electronic
thermal setting, 2nd
motor

R/W

008Fh

B013

Electronic thermal
characteristic

R/W Select from two curves, option

codes: *1
00... Reduced torque 1
01... Constant torque
02... Reduced torque 2

0090h

0, 1, 2

B213

Electronic thermal
characteristic, 2nd
motor

R/W

0091h