Connecting a Vertical Interval Video-Audio Matrix Switcher
11
11
6.2 Controlling via RS-485
You can control a
VS-402XL
/
VS-602XL
unit via an RS-485 controller, for
example, a PC (equipped with an RS-485 interface) or a Master
Programmable Remote Control system such as the Kramer
RC-3000
.
To connect an
RC-3000
to a
VS-402XL
/
VS-602XL
unit
1
Figure 5
(see
):
1. Connect the RS-485 terminal block port on the
RC-3000
to the RS-485 port on
the
VS-402XL
/
VS-602XL
unit, as follows:
Connect the “A” (+) PIN on the RS-485 rear panel port of the
RC-3000
to the “A” (+) PIN on the RS-485 rear panel port of the
VS-402XL
/
VS-602XL
unit
Connect the “B” (-) PIN on the RS-485 rear panel port of the
RC-3000
to the “B” (-) PIN on the RS-485 rear panel port of the
VS-402XL
/
VS-602XL
unit
If shielded twisted pair cable is used, the shield may be connected to
the “G” (Ground) PIN on one of the units (for example, on the
RC-3000
)
2. Set the
VS-402XL
/
VS-602XL
unit as MACHINE # 1, according to
Table 4
3. Set the SETUP DIP-switches on the
VS-402XL
/
VS-602XL
unit, as follows:
Set DIP 4 ON, Dip 6 ON and Dip 7 ON
Set DIP 5, and Dip 8 OFF
KEYBOARD EXTENSION
REMOTE CONTACT
RS-485
RS-232 IN
RS-232 OUT
12 VDC
1 2
1 2 3 4 5 6 7 8 G
4
6
8
10
3
5
7
9
11 12
14
16
OU
T
13
15
IN
RC-3000
RS-485 PINOUT
B
A
_
+
VS-602xl
Figure 5: Controlling via RS-485 (for example, using an RC-3000)
1 You can control up to 8 VS-402XL/VS-602XL units, as section 7.3.2 describes