B − 28 – Hitachi X200 Series User Manual
Page 255
List of Holding Registers
Network Data
Func.
Code
Name
R/W
Description
Reg.
Range
Res.
A071 PID enable
R/W Enables PID function,
two option codes:
00
…PID Disable
01
…PID Enable
1068h
0, 1
−
A072 PID proportional gain
R/W Proportional gain has a range of
0.2 to 5.0
1069h
2 to 50
0.1
A073 PID integral time
constant
R/W Integral time constant has a
range of 0.0 to 150 seconds
106Ah
0 to 1500
0.1 sec
A074 PID derivative time
constant
R/W Derivative time constant has a
range of 0.0 to 100 seconds
106Bh
0 to 1000
0.1 sec
A075 PV scale conversion
R/W Process Variable (PV), scale
factor (multiplier), range of 0.01
to 99.99
106Ch
1 to 9999
0.01
A076 PV source setting
R/W Selects source of Process
Variable (PV), option codes:
00
…[OI] terminal (current in)
01
…[O] terminal (voltage in)
02
…ModBus network
10
…Calculate function output
106Dh
0, 1, 2, 3
−
A077 Reverse PID action
R/W Two option codes:
00
…PID input = SP-PV
01
…PID input = -(SP-PV)
106Eh
0, 1
−
A078 PID output limit
R/W Sets the limit of PID output as
percent of full scale,
range is 0.0 to 100.0%
106Fh
0 to 1000
0.1 %
A081 AVR function select
R/W Automatic (output) voltage
regulation, selects from three
type of AVR functions, three
option codes:
00
…AVR enabled
01
…AVR disabled
02
…AVR enabled except during
deceleration
1070h
0, 1, 2
−
A082 AVR voltage select
R/W 200V class inverter settings:
00
…200
01
…215
02
…220
03
…230
04
…240
400V class inverter settings:
00
…380
01
…400
02
…415
03
…440
04
…460
05
…480
1071h
0 to 5
−
A085 Operation mode
selection
R/W Two option codes:
00
…Normal operation
01
…Energy-saver operation
1072h
0, 1
−
A086 Energy saving mode
tuning
R/W Range is 0.0 to 100 sec.
1073h
0 to 1000
0.1 %
B−28
Appe
ndix B