4 - 4 4 - 4
MELSEC-A
4 SETUP AND PREPARATION BEFORE OPERATION
Number
Name and
appearance
Description
POWER
ON : Power supply on
OFF : Power supply off
Normal
mode
On
: Normal operation
Flashing: 0.1s intervals : Input range setting error, mode select switch setting error.
This module is used as the Ver.2 remote device station (Ver.2
compatible slave station) when the network parameter mode
is set to remote network Ver.1 mode.
0.5s intervals : Average value setting (count) time error. Mode select switch
setting is changed after power-on.
Off
: 24VDC power supply shutoff or watchdog timer error occurred
RUN
Test
mode
On
: Indicates that the SELECT/SET switch is in the SET position.
Flashing : 0.1s intervals : Mode select switch setting error
0.5s intervals : An attempt was made to make setting outside the setting
range at the time of offset/gain setting.
Off
: Indicates that the SELECT/SET switch is in the SELECT or center position.
L RUN
On : Normal
communication
Off : Communication cutoff (time expiration error)
1)
Operation status
display LED
L ERR.
On : Indicates that transmission speed setting or station number setting is outside the range.
Flicker at fixed intervals : Indicates that transmission speed setting or station number setting
was changed from that at power-on.
Flicker at unfixed intervals : Indicates that you forgot fitting the terminating resistor or the module or
CC-Link dedicated cable is affected by noise.
Off : Indicates normal communications.
Normal
mode
Normally OFF
2)
Offset/gain
adjusting LEDs
TEST
CH
OFFSET
GAIN
Test
mode
TEST:ON
The OFFSET/GAIN/ CH
LEDs lit change every time the SELECT/SET switch is
moved to SELECT. (Refer to section 4.5)
3)
SELECT/SET
switch
Used to make offset/gain setting in the test mode.
The switch to be used for selecting the mode among Ver. remote device station (Ver. -compatible slave
station)/Normal mode/Test mode
AJ65VBTCU-68ADVN
AJ65VBTCU-68ADIN
Ver.1 remote
device station
(Ver.1-compatible
slave station)
0: Normal mode
1: Test mode
(User range setting 1)
2: Test mode
(User range setting 2)
Ver.1 remote
device station
(Ver.1-compatible
slave station)
0: Normal mode
1: Test mode
(User range setting)
Ver.2 remote
device station
(Ver.2-compatible
slave station)
3: Normal mode
4: Test mode
(User range setting 1)
5: Test mode
(User range setting 2)
Ver.2 remote
device station
(Ver.2-compatible
slave station)
3: Normal mode
4: Test mode
(User range setting)
-
6 to 7: Use prohibited
-
2, 5 to 7: Use prohibited
4)
Mode select
switch
(Factory-set to
"0")
