-BL287*B02F*CC20 10/16-
b3
b4
b5
b7
b6
b2
b1
b0
b11
b12
b13
b15
b14
b10
b9
b8
BL287XB-02F-CC20, BL287XB-02FS-CC20
OUT
n
IN
BL287SB-02F-CC20, BL287SB-02FS-CC20
BL287PB-02F-CC20, BL287PB-02FS-CC20
n+1
OUT1
n
OUT0
n+1
IN1
n
IN0
I/O0
I/O1
ALM
LINK
I/O0
I/O1
Address
offset
Bit input
Address
offset
Address
offset
Bit output
Bit input
Bit output
[Data Configuration]
*
n = Bit address number assigned to this unit
*
1 This can be used on the master unit having the status detail area. For details, refer to the manual for the master unit.
Status
details
Status detail area of the master unit
b0: Slave unit voltage drop (DP-DN-side voltage drop)
b5: I/O power supply drop (24V-0V-side voltage drop)
■
Status details
The contents of an alarm detected with this unit can be checked with the “status detail area
*
1
”
on the master unit.
A bit corresponding to the status detail area turns ON depending on the contents of the alarm.
LED name
*
2 This indication appears when the use of the single unit simplified replacement function fails.
(This operation occurs on the S/W version “B” or later version.)
*
3 If ID duplication is detected when the master unit executes automatic address recognition,
this indication appears.
*
4 When transmission signal and power supply are normally connected and this unit is set to
the factory-set address, this indication appears.
LINK
(Green)
ALM
(Red)
Flashing
Lit
Unlit
Flashing
Lit
Lit
Unlit
Unlit
Display status
Alternate flashing
Model mismatching error
*
2
Description
I/O power supply drop
No ALM available
Transmission signal received
Slave unit voltage drop
Model mismatching error
*
2
Transmission signal error
Model mismatching error
*
2
ID duplicated
*
3
or ID unregistered
*
4
No transmission signal (disconnection and
reverse connection of DP and DN lines included)
[Monitor Display]
I/O
(Orange)
LINK
ALM
LINK
ALM
LINK
ALM
ON
OFF
LINK
ALM
LED indicators
Setting port
LINK (Green)
I/O0 (Orange)
I/O1 (Orange)
ALM (Red)
If an error is indicated, identify a
cause of the error by checking
lit/flashing status with the table
on the left, and eliminate the
cause of the error.
Once the cause of the error is
eliminated, the error indication
will be automatically reset.
