Hardware reference guide

I/O Modules
35013379 02 October 2007 605
140DAI75300 Quantum I/O AC Input 230 Vac 4x8 Module
Overview The AC Input 230 Vac 4x8 module accepts 230 Vac inputs.
Specifications The following table shows the specifications for the DAI75300 AC 230 VAC 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
Operating Voltages and Input Currents*
50 Hz
Typical Input Impedance
ON: 175... 264 Vac (9.7 mA max)
OFF:.. 40 Vac
32 kΩ capacitive
60 Hz
Typical Input Impedance
ON: 165 ... 264 Vac (11.5 mA max
OFF: 0 ... 40 Vac
27 kΩ capacitive
*Do not use outside the 47 ... 63 Hz range.
Maximum Allowable Leakage Current from an
External Device to be Recognized as an OFF
Condition
2.6 mA
Absolute Maximum Input
Continuous 264 Vac
10 s 300 Vac
1 cycle 400 Vac
Response
OFF - ON Min: 4.9 ms., Max: 0.75 line cycle
ON - OFF Min: 7.3 ms., Max: 12.3 ms
Isolation
Group to Group 1780 Vac for 1 minute
Input to Bus 1780 Vac for 1 minute
Fault Detection None
Bus Current Required 250 mA
Power Dissipation 9 W max
External Power Not required for this module
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com