
S90-510 CS (MAR 07) FRICK
®
QUANTUM™ LX AcuAir
®
CONTROL PANEL
Page 80
COMMUNICATIONS SETUP
SERIAL COMMUNICATIONS PORT WIRING
RS-232 WIRING AND JUMPERS
TB3, COM-2
The following pictorial shows the communications
board, as well as the jumpers, LED’s and signal
pinouts to allow the end user to communicate to
Com-2 (TB3) using RS-232 protocol. Refer to
Tables 4 and 5 for the specifics on the jumper
settings and wiring convention for RS-232.
Com-2 (TB2) Communications Wiring
TABLE 4: Com-2, TB3 Communications Board
Jumpers
LINK POSITION FUNCTION
LK11
A
B *
Select RS-232 for COM2 (TB3)
Select RS-422 for COM2 (TB2)
* Standard Setting
TABLE 5 – Com-2, TB3 Communications Signals
TB3 Connector Pin #
Signal
1
Transmit Data (TX)
2
Received Data (RX)
3
Ground (COM)
PL6, Com-3
The following pictorial shows the communications
board, as well as the jumpers, LED’s and signal
pinouts to allow the end user to communicate to
Com-3 (PL6) using RS-232 protocol. Refer to
Table 6 for the specifics on the jumper settings
and wiring convention for RS-232. NOTE: There
are NO jumper settings associated with this
connector (Com-3).
PL6 (Com-3) Wiring To 9-Pin D-Connector
TABLE 6 – Com-3, PL6 Communications Signals
PL6 Connector Pin #
Signal
3
Received Data (RX)
5
Transmit Data (TX)
9
Ground (COM)
D1
LK11
B A
LK12
LK11
B
A
TB2
COM2 (TX)
LK4
LK3
PL11
PL15
PL5
Flash Card
Socket (Located
under board)
PL3
PL4
PL1
PW
SUSP
FLASH
LK2
LK8
LK9
LK10
PL19
PL18
PL24
PL17
PL8
LK1
PL9
PL13
PL12
PL10
PL14
1
2
3
4
COM-1
LK6
B
A
LK7
PL3
PL4
TB3
COM-2
RS-232
3
2
1
KB
D8
PL1
LK6
LK4
LK1
LK3
LK5
A B
1
2
3
4
RS-
422
RS-
485
TB1
LK2
A B
LK7
COM2 (RX)
D2
LK16
LK8
SW1
ON
1
2 3 4 5 6 7 8
LK10 D3
PL2
0
1
2
3
4
5
6
7
LK9
PL6
PC or PLC
9-Pin
D-Connector
5
1
9
6
COM
TX
RX
RS-232 TB3
3-Pin Connector
PC or PLC
9-Pin
D-Connector
6 7 8 9
1 2 3 4 5
TX
RX
COM
D
11
D
8
D
10
D
12
PORT
80H
D
13
0
1
2
3
4
5
6
7
D6
D3
D2
LK1
LK4
LK3
LK6
LK5
COM-2
1
2
3
4
RS-
422
RS-
485
COM-1
1
2
3
4
RS-
422
RS-
485
TB1
TB2
LK16
A B
LK7
LK10
LK9
LK8
LK2
PL2
SW1
ON
1 2 3 4
5
6
7
8
PL3
KB
D8
COM-2
TB3
RS-232
3
2
1
PL1
Transmit Data
(TX) LED
Receive Data
(RX) LED
Jumper
B A
LK11
A B
COM
TX
RX
LK17
D1