Appendix A
IN610 DIO Interface Module
IN
finity
610
User’s Guide
79
A
IN610 Digital Input/Output Interface Module
NOTE: The DIO Interface Module may not be available for some models.
Please contact your Federal Signal/Sirit Representative for availability.
The Sirit DIO Interface Module provides an easily accessible interface to the
reader’s four digital inputs and four digital outputs. Screw terminals provide
secure signal connections and eight LEDs indicate I/O activation. The
interface also pr12 Vdc, +15 Vdc, and ground.
The module connects to the reader’s existing digital I/O connector and 15
Vdc power connector. Reader power passes through the interface module.
Term
Signal Name
D-Sub Pin
Description
1, 3, 5, 9, 13,
15, 17, 19
GND 7,12,13,14,15
Ground
2
Terminal4
6
Digital Input 4 – optically isolated
4
Terminal3
5
Digital Input 3 – optically isolated
6
Terminal2
3
Digital Input 2 – optically isolated
7 GND
7,12,13,14,15
Ground
8
Terminal1
2
Digital Input 1 - optically isolated
10
Output4
11
Digital Output 4 - open collector
11 GND
7,12,13,14,15
Ground
12
Output3
10
Digital Output 1 - open collector
14
Output2
9
Digital Output 0 - open collector
16
Output1
8
Digital Output 1 – open collector
18 +15
Volts
— +15Vdc
20
+12 Volts
—
+12 Vdc (from onboard regulator)
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