Instruction manual

COMMUNICATION WIRING
RS - 232
CURRENT LOOP
MULTIPLE CURRENT LOOP
1. Power may be disconnected from any CompuScale III in a multiple current loop
without affecting the communication of the other CompuScale III’s.
FIG.8
to device current loop connection
CompuScale III
CompuScale III
to device current loop connection
CompuScale III
to device RS-232 port
CompuScale III
to device RS-232 port
TX
TX
RX
RX
to RS-232 device
CompuScale III
Unit I.D. # 00
CompuScale III
Unit I.D. # 01
CompuScale III
Unit I.D. # N
(max N=15)
CVCC or BIC II
PL-367 12 – 8