Hardware reference guide

I/O Modules
608
35013379 02 October 2007
140DDI15310 Quantum I/O DC Input 5 V 4x8 Source Module
Overview The DC Input 5 V 4x8 Source module accepts 5 Vdc inputs. It is for use with shared
input common wired to 0 V and is compatible with TTL, -LS, -S, and CMOS logic.
Specifications The following table shows the specifications for the DDI15310 5 V IN module.
Specifications
Number of Input Points 32 in four 8 point groups
LEDs Active
1 ... 32 (Green) - Indicates point status
Required Addressing 2 words in
Input Ratings
ON Level 0.8 Vdc maximum
4.0 mA at U
S
= 5.5 and U
IN
= 0
OFF Level 4 Vdc (min) @ U
S
= 5.5 V
3 Vdc (min) @ U
S
= 4.5 V
OFF Leakage 200 μA @ U
S
= 5.5 V and U
IN
= 4 Vdc
Internal Pullup Resistor 7.5 k
Absolute Maximum Input
Continuous 5.5 Vdc
1.3 ms 15 Vdc decaying pulse
Response
OFF - ON 250 μs (max)
ON - OFF 500 μs (max)
Input Protection Resistor limited
Isolation
Group to Group 500 Vac rms for 1 minute
Group to Bus 1780 Vac rms for 1 minute
Fault Detection None
Bus Current Required 170 mA
Power Dissipation 5 W
External Power (U
S
) 4.5... 5.5 Vdc
Module Supply 150 mA
Fusing
Internal None
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com