User Manual
12 ArmorPoint 4-Channel 24V dc Analog Input Module, Series A
Publication
1738-IN024C-EN-P - March 2010
Specifications
IMPORTANT
Note that the input step response and input update rate for
1738-IE4CM12 differ from those of catalog number 1738-IE2CM12.
General
Attribute Value
Number of inputs 4
Input point density 4 single-ended, non-isolated
Input current signal range 4…20 mA
0…20 mA
Absolute accuracy
(1)
0.1% Full Scale @ 25°C
Accuracy drift w/temp.,
current input
30 ppm/°C
Digital filter time constant 0…10,000 ms (default = 0 ms)
Input common mode rejection
ratio
120 dB
Input conversion type Sigma Delta
Input impedance 60 Ω
Input normal mode rejection
ratio
-60 dB
Notch filter
15.7 Hz @ Notch = 60 Hz (default)
13.1 Hz @ Notch = 50 Hz
26.2 Hz @ Notch = 100 Hz
31.4 Hz @ Notch = 120 Hz
52.4 Hz @ Notch = 200 Hz
62.9 Hz @ Notch = 240 Hz
78.6 Hz @ Notch = 300 Hz
104.8 Hz @ Notch = 400 Hz
125.7 Hz @ Notch = 480 Hz
Input resistance 60 Ω
Input resolution, bits 16 bits - over 0…21 mA; 0.32 μA/cnt