S1:1-9
S2:1-5
Termination with fail-safe
ON
S2
1 2 3 4 5
ON
S2
1 2 3 4 5
ON
S2
1 2 3 4 5
The fail-safe function forces the signal state of the
receiver to OFF when the connected
transmitter is in tri-state (transmitter inactive).
The receiver located furthest away shall be terminated.
Supervision table when selecting data bits
7 bits
• • •
8 bits
No parity
• •
Parity
1 stop bit
•
2 stop bits
Number of bits
9
10 10 10 11 11 11
Description V/Y-function
LA-01 V
V-function
F/O
channel 1
RS-232/V.24 / RS-422/485
LA-01 Y
Y-function
F/O
OR
channel 1
RS-232/V.24 / RS-422/485
6072-2005
Tel : 03.26.04.20.21 - Fax : 03.26.04.28.20 - Web : http: www.audin.fr - Email : info@audin.fr
S3:4-1
Termination (2-wire)
Termination (4-wire)
No termination
•
•
• •
•
•
•
•
•
• •
•
•
• •
F/O
OR
channel 2
OR
F/O
channel 2
OR
AUDIN - 8, avenue de la malle - 51370 Saint Brice Courcelles
Selection of 2- or 4-wire
ON
S1
1 2 3 4 5 6 7 8 9
ON
S1
1 2 3 4 5 6 7 8 9
Selection of 2-wire RS-485 or 4-wire RS-422.
For RS-232/V.24 S1:1 can be ignored.
Transmitted power channel 1
ON
S2
1 2 3 4 5
ON
S2
1 2 3 4 5
Normally high power is used. Low power is used with fibre
lengths shorter than 100 m.
Transmitted power channel 2
ON
S3
1 2 3 4
ON
S3
1 2 3 4
Normally high power is used. Low power is used with fibre
lengths shorter than 100 m. S3: 2–4 is not used.
Factory settings
ON
S1
1 2 3 4 5 6 7 8 9
ON
S2
1 2 3 4 5
ON
S3
1 2 3 4
4-wire
2-wire
Low
High
Low
High
11