Hardware reference guide

I/O Modules
616
35013379 02 October 2007
140DDI36400 I/O DC Input 24 VDC 6x16 Telefast Input Module
Overview The Telefast input module accepts 24 Vdc inputs, and has 6 groups with 16 sink
ports each.
Specifications The following table provides detailed specifications for the DDI36400 input module.
Specifications
Number of input points 96 in six 16 point groups
LEDs ACT (green) Bus communication is present
+32 (green) Points 33 to 64 displayed on LED matrix
+ 64 (green) Points 65 to96 displayed on LED matrix
1 ... 32 (green) Indicates point status
Required addressing 6 words in
Operating voltages and currents
ON (voltage) +15 VDC
ON (current) 2.5 mA minimum
OFF (voltage) +5VDC
OFF (current) 0.7 mA
Absolute maximum input
Continuous 30 VDC
1.0 ms 50 VDC
Response (resistive load)
OFF - ON 2.0 ms maximum
ON - OFF 3.0 ms maximum
Internal resistance 6.7 KΩ
Input protection Resistor limited
Isolation
Group to group 500 Vac rms for 1 minute
Bus current required 270 mA
Power dissipation 1.35 W + 0.13 W for each ON input
External power 19.2 ... 30 VDC
Fusing User discretion for field power
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com