AutoLab TF Dispenser Technical Manual – Revision 5
AutoLab TF dispensers Technical Manual TFTMTF / Rev 5.0 / 24
th
May 2006 Page 41 of 150
2-2-7 LA 50B CPU Module
LA50B CPU Module is the central processing unit of PLC system. There are AutoLab TF
Hardware Control Program and system parameter in the memory of LA50B CPU. The
actions of AutoLab TF are controlled by computer which with PLC system and control
program.
MAIN UNIT:
RS232 INPUT
Receive the signal from balance
RS485 INPUT
Connect to RS422 out of 232 to 485 Adapters
RS485 OUTPUT
N/A
ON LINE
Show that the LA50B CPU module is connecting with host computer now. It must be
lighted in normal.
ERROR
Show that the module detected error.
RUN
Show that the program of module is running. It must be lighted in normal.
DIP SW
This device is used to set ID address and write protect. Normal is 1, 4 ON and 2, 3
OFF.
CPU ID
Show the address of this module. Normal is 1.
DC 24V INPUT
Power input
BUS OUTPUT
Connect to lower module
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