Mixed Analog Module
15-6
Mixed Analog Module Specifications
Total Number of I/Os 4 Analog Outputs + 8 Analog Inputs ( ±20 mA) or
4 Analog Outputs + 8 Analog Inputs ( ±5V DC)
I/O Arrangement AO - each channel can be connected as 0-20 mA or 0-10 V,
AI - Isolated (floating) analog inputs
AO D to A Resolution
14 bit
AO Accuracy
±0.05% full scale @ 25ºC
AO Temperature Stability 25 PPM/ºC
AO Internal Settling Time Max. 1.0 msec
AO Load Voltage: > 1.0 kΩ, < 1.0 µf
Current:
< 750 Ω (with internal power supply)
AO Crosstalk Rejection Better than 50 dB between any pair of outputs
AO Interference Suppression Common mode rejection > 60 dB
AO Voltage Output Protection Short circuit protection, max. 30 mA (all other operating
channels remain fully functional)
AO Current Output No-load Voltage Max. 22.0 V DC
AO Isolation 1.5 kV between output and module logic
AO Insulation Insulation resistance 100 MΩ @ 500 V DC per IEC60255-5
AI A to D Resolution 16 Bit (including sign)
AI Accuracy ±0.05% full scale @ 25ºC
AI Sampling Time 10 mSec @ 50 Hz filtering
8.33 mSec @ 60 Hz filtering
AI Smoothing Selectable input averaging: 1, 2, 4, 8, 16, 32, 64 or 128 samples
(x10 mS)
Permitted. Potential between Inputs 75 V DC, 60 V AC (RMS)
AI Input Impedance ±20 mA input: Rin < 250 Ω
±5 V input: Rin > 1 MΩ
AI Crosstalk Rejection Better than 80 dB between any pair of inputs
AI Temperature Stability 25 PPM/ºC
AI Interference Suppression Selectable 50 or 60 Hz filtering, common mode rejection > 100
dB, differential mode rejection > 50 dB
24 V DC Output Supports one isolated 24V Plug-in “wetting” power supply