Hardware reference guide

I/O Modules
35013379 11/2011 545
140DAI45300 Quantum I/O AC Input 48 Vac 4x8 Module
Overview
The AC Input 48 Vac 4x8 module accepts 48 Vac inputs.
Specifications
The following table shows the specifications for the DAI45300 AC input 48 VAC IN
module.
Specifications
Number of Input Points 32 in four 8 point groups
LEDs Active
1 ... 32 (Green) - Indicates point status
F: Indicates channel fault.
Note: This module produces a fault signal
F if any one channel detects a broken wire
condition in the 4...20 mA range.
Required Addressing 2 words in
Operating Voltages and Input Currents*
50 Hz ON: 34 ... 56 Vac (9.8 mA max)
OFF: 0 ... 10 Vac
Typical Input impedance 6.8 kΩ capacitive
60 Hz ON: 29 ... 56 Vac (11.7 mA max)
OFF: 0 ... 10 Vac
Typical Input impedance 5.6 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
1.7 mA
Input Frequency 47 ... 63 Hz
Absolute Maximum Input
Continuous 56 Vac
10 s 63 Vac
1 cycle 100 Vac
Response
OFF - ON Min: 4.9 ms., Max: 0.75 line cycle
ON - OFF Min: 7.3 ms., Max: 12.3 ms