TOHO ELECTRONICS TTX-700 - Manual (Page 35)

8. Connections
8.1 Connections for the RS-485
Ｔ／Ｒ（Ａ）
Ｔ／Ｒ（Ｂ）
Ｔ／Ｒ（Ａ）
Ｔ／Ｒ（Ｂ）
Ｔ／Ｒ（Ａ）
Ｔ／Ｒ（Ｂ）
Ｔ／Ｒ（Ａ）
Ｔ／Ｒ（Ｂ）
Communications is such that the connections can be made with the connectors on the sides.
Install an end of line resistor at both of the farthest devices in the parent station and the mobile unit.
For a resistance value, use one that matches the characteristic impedance of the cable. Provided that
the synthesis is set to at least 75
Ω
.
３５
High-level computer
(parent station)
This product
(mobile unit)