Ntellisys, Daptive, Ressure – Nor-Cal Intellisys Adaptive Pressure Controllers User Manual
Page 12: Ontrollers
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3.6 – DC Powered IqA Controlled Valve with Serial and Analog/TTL I/O Interface
Refer to the following diagram and tables when connecting to an IQA controller
including models TbV-IqA, TSS-IqA and TPV-IqA.
TAbLE 3.6.1 – (SW1) “IqA” DIP SWITChES, Db-25 RECEPTACLE
SwItch 1
SwItch 2
SwItch 3
SwItch 4
OFF (up)
9600 baud
8 bit, no parity
1 stop bit
0 to 10 V Analog In
ON (down)
19200 baud
7 bit, even parity
(1 stop bit only)
2 stop bits
0 to 5 V Analog In
TAbLE 3.6.3 – (J2)
“IqA” 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
N/C
8
Signal common from gauge 1
9
Power supply common
TAbLE 3.6.2 – (J3) “IqA”
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 3.6.4 – (J4) “IqA”
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
NOTE:
When IQA is installed on a
TBV valve, pin 14 is defined as \Hold
Valve Select In\
NOTE:
When IQA is installed on a
TPV or TSS valve, pin 14 is defined
as \Valve Initialization Enable In\
AUXILIARY
ANALOG/TTL
GAUGE
TM
Valve Open/Close
membrane switches
POWER
CTRL
FAULT
SW1
Indicating
LEDs