Specifications

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Example of connection
RS-422 RS-485
 The polarity (A, B) of the host computer signal depends on model. Check the
technical manual of the computer.
3-3. Data output
Data and commands for the RS-422/485 are same as the RS-232C except following.
 When used with the setting F19-1 (RS-422) or F1-2 (RS-485), set a different
address F18-## (## = 01 ~ 99) to each scale.
 Add “@##” (## is the address of the scale to send a command) at the head of
command of the RS-232C. All of data or reply from the scale have “@##” at the
head.
Connect TRM with RDB
at the farthest FS-i from
the host computer.
Host computer RDA
RDB
SDA
SDB
FS-i SDA
Address 01 SDB
(F18-01) RDA
RDB
TRM
FS-i SDA
Address 02 SDB
(F18-02) RDA
RDB
TRM
FS-i SDA
Address 16 SDB
(F18-16) RDA
RDB
TRM
Terminator (may be
built in the computer).
Terminator (may be
built in the
Host computer
A
B
FS-i SDA
Address 01 SDB
(F18-01) RDA
RDB
TRM
FS-i SDA
Address 02 SDB
(F18-02) RDA
RDB
TRM
FS-i SDA
Address 16 SDB
(F18-16) RDA
RDB
TRM