
19
6 Wire load cell connection
EXC+,SEN+, SEN-, EXC-,SIG+,SIG- (load cell) to EXC+,SEN+, SEN-, EXC-,SIG+,SIG-
(indicator)
Communication Interference
OP-905 owns 3pcs RS232 , 1 pc RS485 and 1 pc USB-Com.
1 RS232 is electrical isolation with load cell and can be set in C18 parameter, DEFAULT
off.
RS485 and USB-COM are electrical isolation too.
The communication function is set in C41 ~ C79 parameter.
RS 232 connection as below.