Hitachi L700 Series

Chapter 5 Error Codes
5 - 5
5.1.2 Option boards error codes
When an option board is mounted in the optional port 1 (located near the operator connector), the error
code display format is "E6*. " (on the digital operator) or "OP1-*" (on the remote operator). When it is
mounted in the optional port 2 (located near the control circuit terminal block), the error code display
format is "E7*. " (on the digital operator) or "OP2-*" (on the remote operator).
1) Error indications by protective functions with the digital option board (SJ-DG) mounted
Name Description
Display on digital
operator
Display on
remote operator
ERR1***
SJ-DG error
If timeout occurs during the communication
between the inverter and digital option board, the
inverter will shut off its output and display the error
code shown on the right.
OP1-0
OP2-0
Note: The input mode is determined by a combination of DI switch and rotary switch settings. If the option
board does not operate normally, confirm the DIP switch and rotary switch settings on the option
board.
Functions of the DIP and rotary switches on the digital option board (SJ-DG)
DIP switch
Rotary
switch
Frequency setting
Acceleration/
deceleration time setting
Torque limit
setting
Position
setting
Type Code Data resolution
Switch No.
Code for
setting
0.01 Hz 0.1 Hz 1 Hz Rate 0.01 sec 0.1 sec 1 sec 1％ 1 pulse
1 2
OFF: BIN
(binary
input)/
ON: BCD
(BCD
input)
OFF: PAC
(batch
input
mode)
0 ○
1 ○
2 ○
3 ○
4 ○
5
6 ○
ON: DIV
(divided-inp
ut mode)
0
○
○
○ ○
1 ○
2 ○
3
○
○
4 ○
5 ○
6
○
○
7 ○
8 ○
9
○
○
A ○
B ○
○: Input mode specified by switch settings
Note: For details, refer to the instruction manual for the option board.