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IntellIsys AdAptIve pressure Controllers
APC-OP-LIT 1/12
3.4 – DC Powered Controllers with Serial and Analog/TTL I/O Interface
Refer to the following diagram and tables when connecting to a DC powered APC controller
including models APC-100L-A, APC-200L-A, APC-300L-A, APC-700L-A and APC-800L-A.
TABLE 3.4.2 - (SW1) “APC-X00L-A” DIP SWITCHES
SWITCH 1 SWITCH 2 SWITCH 3 SWITCH 4
OFF (up) 9600 baud 8 bit, no parity 1 stop bit
0-10 V Analog
in
ON (down) 19200 baud
7 bit, even parity
(1 stop bit only)
2 stop bits
0 to 5V
Analog in
TABLE 3.4.1 – (J4) “APC-X00L-A”
ANALOG / TTL CONNECTOR,
DB-25 RECEPTACLE
PIN FUNCTION
1 Chassis GND
2
RS-232TX (data from IQ
to host)
3
RS-232RX (data from
host to IQ)
4 Analog CDG Out
5 Analog GND
6 Analog Valve Out
7 Digital GND
8
\Analog SP Control
Select In\
9 Analog SP+ In
10 Analog SP- In
11 Power RTN
12 Power 24V in
13 \CDG2 Select In\
14 See NOTE below
15
\Position Control Select
In\
16 N/C
17 Analog GND
18 \Close Valve In\
19 \Open Valve In\
20 Fault Out
21 N/C
22 \Valve Open Out\
23 \Valve Closed Out\
24 TTL Out Common
25 Chassis GND
TABLE 3.4.4 - (J3) “APC-X00L-A”
AUXILIARY CONNECTOR,
DB-15 RECEPTACLE
PIN FUNCTION
1 Not used
2
RS-232 TX (data from IQ
to host)
3
RS-232 RX (data from
host to IQ)
4 Digital GND
5 Power RTN
6 Not used
7 Power +24V in
8 Not used
9 Analog CDG Out
10 Analog Valve Out
11 Analog GND
12 TTL Out Common
13 \Valve Open Out\
14 \Valve Closed Out\
15 Chassis GND
TABLE 3.4.5 - (J2) “APC-X00L-A”
GAUGE CONNECTOR,
DB-9 RECEPTACLE
PIN FUNCTION
1 Signal input from gauge 1
2 +15 V supply to gauge
3 -15 V supply to gauge
4 Not used
5 Signal input from gauge 2
6 Signal common from gauge 2
7 Not used
8 Signal common from gauge 1
9 Power supply common
TABLE 3.4.3 - (J1) “APC-X00L-A”
VALVE CONNECTOR,
DB-15 RECEPTACLE
PIN
SIGNAL
ASSIGNMENT
1 Drive A+
2 Drive A-
3 Drive B-
4 Drive B+
5 Sense B-
6 Sense B+
7 Sense A-
8 Sense A+
9 Reserved
10 Reserved
11 Reserved
12 Reserved
13 Reserved
14 Reserved
15 Reserved
NOTE: For 100L-A, 200L-A
and 300L-A series controllers, pin
14 is defined as \Hold Valve Select In\
NOTE: For 700L-A and 800L-A
series controllers, pin 14 is
defined as \Valve Initialization
Enable In\
2.51
5.74
5.69
4.78
Status
LEDs
Status LEDs