51
Connection to a PC in RS232 mode
Synchronisation connection to a PC in RS422
Synchronisation connection to a PC in RS485
Set the lines to “On” in the “Time outputs” technician menu (see page 36).
Remark: in this menu, “DEL” mode is used only to uninstall the option board
from the master clock.
Sigma board
9 pins 25 pins
PC
connector
RX
TX
Ground
Maximum length from Sigma to P.C. with RS232: 15 m
1
2
3
4
5
MA
45
2 3 5
2 3 7
S2
S3
ON
ON
Link in RS232
maximum length : 15m
Link in RS422
maximum length: 1200 m
Sigma board
Interface
PC
Position of MA 45
interface DIP switches:
1
2
3
4
5
MA
45
2 3 5
2 3 7
S2
S3
ON
ON
Link in RS232
maximum length : 15m
Link in RS485
maximum length: 1200m
Sigma board
Interface
PC
Position of MA 45
interface DIP switches:
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