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VS-88DTP - Connecting the VS-88DTP 13
Figure 4: RS-485 DIP-switches
DIP-switches 1, 2, 3 and 4 determine the RS-485 machine number of the
VS-88DTP.
Machine
Number
SW1 SW2 SW3 SW4
1 (Default) OFF OFF OFF OFF
2 OFF OFF OFF ON
3 OFF OFF ON OFF
4 OFF OFF ON ON
5 OFF ON OFF OFF
6 OFF ON OFF ON
7 OFF ON ON OFF
8 OFF ON ON ON
9 ON OFF OFF OFF
10 ON OFF OFF ON
11 ON OFF ON OFF
12 ON OFF ON ON
13 ON ON OFF OFF
14 ON ON OFF ON
15 ON ON ON OFF
16 ON ON ON ON
5.2.2 Setting the RS-485 Bus Termination
DIP-switch 1 sets the RS-485 bus termination of the VS-88DTP. Only the first and
last physical units on the RS-485 bus must be terminated, all others must be
unterminated. Moving the DIP-switch up turns the termination off (default), moving
the switch down enables the termination.
Figure 5 illustrates the factory default PROG TERM DIP-switch positions.