Hardware reference guide

I/O Modules
676
35013379 02 October 2007
140DDO35310 I/O DC Output 24 Vdc 4x8 Sink Module
Overview The 24 Vdc True Low 4x8 Sink module switches 24 Vdc, and is capable of driving
displays, logic, and other loads up to 500 mA sinking, in the ON state.
Specifications The following table shows the specifications for the DDO35310 24 VDC OUT SINK
module.
Specifications
Number of Output Points 32 output points in four 8 point groups
LEDs Active
F
1 ... 32 (Green) - Indicates point status
Required Addressing 2 words out
Voltage
Operating (max) 19.2 ... 30 Vdc
1.0 ms 50 Vdc decaying pulse
ON State Drop / Point 0.4 Vdc @ 0.5 A
Maximum Load Current
Each Point 0.5 A
Each Group 4 A
Per Module 16 A
OFF State Leakage/Point 0.4 mA @ 30 Vdc
Surge Current Maximum
Each Point 5 A@ 1 ms duration (no more than 6 per minute).
Response (Resistive Loads)
OFF - ON 1 ms (max)
ON - OFF 1 ms (max)
Fault Detection Blown fuse detect, loss of field power
Isolation
Group to Group 500 Vac rms for 1 minute
Output to Bus 1780 Vac rms for 1 minute
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com