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MELSEC-A
4 SETUP AND PREPARATION BEFORE OPERATION
4.3 Name of Each Part
The name of each part in the AJ65SBT-64AD is shown.
PW RUN L RUNL ERR. CH1 2 OFFSET GAIN
MITSUBISHI A
J65SBT-64AD
DA DG +24V 24G
DB SLD (FG)
TEST
TEST
V+ I+
AG
V+ I+
CH1 CH2
SELECT
SET
STATION NO. B RATE
40 20 10 8 4 2 1 4 2 1
ON
DA DG
1357
24G
DB SLD
246
(FG)
+24V
FG1
9 1113151719212325
8 1012141618202224
TEST
TEST
V+ I+ V+ I+ SLD AG
34
(FG1)
COM
SLD
COM
V+ I+
V+ I+
COM
SLD
COM
CH3 CH4
COM COM
SLDCOM COM V+ I+ V+ I+
1)
2)
3)
4) 5)
6)
7)
2
-piece
(CC-Link
c
ommunication
s
ection)
Direct-coupled
(Analog I/O section)
[Terminal numbers and signal names]
Number
Name and
appearance
Description
PW LED
ON : Power supply on
OFF: Power supply off
Normal mode
On : Normal operation
Flashing : 0.1s intervals indicate an input range setting error.
Off : 24VDC power supply shutoff or watchdog timer error
occurred.
RUN LED
Test mode
On : Indicates that the SELECT/SET switch is in the SET
position.
Flashing : 0.1s intervals indicate that the input range setting is not
any of "user range settings 1 to 3".
0.5s intervals indicate that you attempted to make
offset/gain setting outside the setting range.
Off : Indicates that the SELECT/SET switch is in the
SELECT or center position.
L RUN LED
On : Normal communication
Off : Communication cutoff (time expiration error)
1)
Operation status
display LED
L ERR. LED
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 termination 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
CH
OFFSET
GAIN
Test mode
The LEDs lit change every time the SELECT/SET switch is moved
to SELECT. (Refer to Section 4.4.)
3)
SELECT/SET
switch
Used to make offset/gain setting in the test mode.