Serial Control of the VA-8xl or VA-16xl
9
6.1.2 Dipswitch
Settings
Configure the VA-8xl or VA-16xl by setting the dipswitches as Figure 7 and
Table 3 define:
Figure 7: Rear Panel Dipswitches (Factory Default)
Table 3: Dipswitch Definitions
DIP # Function:
1-4
Set the MACHINE # (see Table 4 in section
6.1.3)
5 Not
used
6
RS-485 termination for first and last machine = ON (RS-485 line
terminates with 110
Ω
); for others = OFF (RS-485 line is open)
7/8
Used for the firmware upgrade procedure (see section
7)
6.1.3
Setting the MACHINE #
To control a unit via RS-232 or RS-485, each unit has to be identified via its
unique MACHINE #. Set the MACHINE # on a VA-8xl or VA-16xl unit
according to Table 4. A valid MACHINE # is from 1 to 15.
For a single, stand alone machine, set as MACHINE # 1.
Table 4: Machine # Dipswitch Settings
DIPSWITCH
MACHINE #
1 2 3 4
1 ON
OFF OFF OFF
2 OFF ON OFF OFF
3 ON
ON
OFF OFF
4 OFF OFF ON OFF
5 ON
OFF ON OFF
6 OFF ON ON OFF
7
ON ON ON OFF
8 OFF OFF OFF ON
9 ON
OFF OFF ON
10 OFF ON OFF ON
11 ON
ON
OFF ON
12 OFF OFF ON ON
13 ON
OFF ON ON
14 OFF ON ON ON
15
ON ON ON ON