Hitachi NES1-002LB, Quick Reference Manual

Page: 173 / 295

Chapter 8 Communication Functions
8 - 19
8.8 Modbus Data Listing
(A) Modbus Coil List
The following tables list the primary coils for the inverter interface to the network. The table legend
is given below.

Coil No. -
The network
register address offset
for the coil. The coil data is a single bit (binary)
value.

Item -
The functional name of the coil

R/W -
The read-only (R) or read-write (R/W) access permitted to the inverter data

Setting -
The meaning of each of the states of the coils
Coil
No.
Item R/W Setting
0000h unused - (Inaccessible)
0001h Operation command R/W 1: Run, 0: Stop (valid when A002/A202 = 03)
0002h
Rotation direction command
R/W
1: Reverse rotation, 0: Forward rotation (valid when
A002/A202 = 03)
0003h External trip (EXT) R/W 1: Trip
0004h Trip reset (RS) R/W 1: Reset
0005h (Reserved) - -
0006h (Reserved) - -
0007h Intelligent input terminal [1] R/W 1: ON, 0: OFF (*1)
0008h Intelligent input terminal [2] R/W 1: ON, 0: OFF (*1)
0009h Intelligent input terminal [3] R/W 1: ON, 0: OFF (*1)
000Ah Intelligent input terminal [4] R/W 1: ON, 0: OFF (*1)
000Bh Intelligent input terminal [5] R/W 1: ON, 0: OFF (*1)
000Ch to
000Eh
(Reserved)
- -
000Fh Operation status R 1: Run, 0: Stop (interlocked to "d003")
0010h
Rotation direction
R
1: Reverse rotation, 0: Forward rotation (interlocked to
"d003")
0011h Inverter ready (IRDY) R 1: Ready, 0: Not ready (Same as Coil No.0045h)
0012h (Reserved) - -
0013h RUN (running) R 1: ON, 0: OFF
0014h FA1 (constant-speed reached) R 1: ON, 0: OFF
0015h FA2 (set frequency overreached) R 1: ON, 0: OFF
0016h OL (overload advance notice (1)) R 1: ON, 0: OFF
0017h OD (output deviation for PID control) R 1: ON, 0: OFF
0018h AL (alarm signal) R 1: ON, 0: OFF
0019h FA3 (set frequency reached) R 1: ON, 0: OFF
001Ah (Reserved) - -
001Bh (Reserved) - -
001Ch UV (undervoltage) R 1: ON, 0: OFF
001Dh (Reserved) - -
001Eh RNT (operation time over) R 1: ON, 0: OFF
001Fh ONT (plug-in time over) R 1: ON, 0: OFF
0020h THM (thermal alarm signal) R 1: ON, 0: OFF
0021h to
0027h
(Reserved)
- -
0028h ZS (0 Hz detection signal) R 1: ON, 0: OFF
0029h to
002Dh
(Reserved)
- -