Connecting and Configuring the TP-185
9
9
6.4 Connecting Multiple TP-185 Units via the RS-485 Bus
You can connect up to 8
TP-185
units via the RS-485 bus with control from a PC or
serial controller.
To connect up to 8 TP-185 units via RS-485 (see
Figure 3
):
1. Connect the RS-485 terminal block of the first
TP-185
to the RS-485 terminal
block of the second
TP-185
, and so on (see
Section 6.3
2. Set each
TP-185
Machine number to be a unique number (see
), connecting all the
TP-185
units via the RS-485 terminal blocks.
Section 7.1.3
3. On the first and last
TP-185
physical devices on the RS-485 bus, set the
RS-485 TERM DIP-switch ON (terminating the RS-485 line at 120
Ω
, see
).
Section 7.1.1
4. On all other
TP-185
units, ensure that the RS-485 Term DIP-switch is OFF.
).
Figure 3: Connecting Multiple TP-185 Units via RS-485