Specifications
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Modicon
™
 Momentum
™
automation platform
Analog I/O bases
Applications 
24 Vdc analog input bases
Operating voltage  24 Vdc
Measurement range  Inputs 
± 5 V, ± 10 V, ± 20 mA 
1-5 V, 4-20 mA
Inputs 
± 5 V, ± 10 V, 4-20 mA
Inputs 
± 25 mV, ± 100 mV, 
Temperature probe 
Pt 100, Pt 1000, Ni 100, 
Ni 1000 
Thermocouple 
B, E, J, K, N, R, S, T 
Modularity Input channels 8 differential inputs 16 single-ended inputs 4 differential inputs
Output channels – – –
Discrete I/O 
– – –
Resolution 
14 bits + sign bipolar 
15 bits unipolar
12 bits + sign 15 bits + sign
Update time 
1.33 + 1.33 x no. of declared 
channels (ms)
1 + 1.5 x no. of declared 
channels (ms
500 ms
Potential isolation  Between channels 200 Vdc, 1 min None 400 Vdc
Base and ground 500 Vdc, 1 min 500 Vdc, 1 min 500 Vdc, 1 min
Channels and ground  500 Vac, 1 min 1780 Vac, 1 min 500 Vac
Protection  Polarity inversion
Number in words  In 8 words in 16 words in 4 words in
Out  2 words out 4 words out 4 words out
Fail states  –
Type of communicating module
170 AAI 030 00  170 AAI 140 00 170 AAI 520 40
Pages 34
24 Vdc analog output bases 
24 Vdc mixed I/O bases (analog/discrete)
  24 Vdc 12 Vdc 24 Vdc
Outputs 
± 10 V, 0-20 mA
Outputs 
± 10 V, 4-20 mA
Inputs 
± 5 V, ± 10 V, ± 20 mA 
1-5 V, 4-20 mA 
Outputs 
± 10 V, 0-20 mA
Inputs 
0…10 V 
Outputs 
0…10 V
Inputs 
- 10…+ 10 V 
Outputs 
- 10…+ 10 V
– 4 differential inputs 6 inputs with common point
4 outputs 2 outputs 4 outputs with common point
– 4 inputs 24 Vdc 
2 outputs 24 Vdc/0.5 A
4 inputs 12 Vdc 
2 outputs 12 Vdc/1 A
8 inputs 24 Vdc 
8 outputs 24 Vdc/0.25 A
12 bits + sign Inputs: 12…14 bits  
(dep. on range) 
Outputs: 12 bits
Inputs: 14 bits 
Outputs: 14 bits
2 ms Inputs: 10 ms 
Outputs: 1 ms
Inputs: 0.75 ms (for 6 inputs) 
Outputs:  1.2 ms (for 4 inputs)
None None
500 Vdc, 1 min 500 Vac, 1 min
  500 Vac, 1 min 500 Vac, 1 min
  Polarity inversion Short-circuits and overloads (for discrete outputs)
– 5 words in 5 words in 12 words in
  5 words out 5 words out 5 words out 12 words out
  Hold, reset to zero, reset to full scale Hold or reset to zero
170 AAO 120 00  170 AAO 921 00 170 AMM 090 00 170 AMM 090 01 170 ANR 120 90 170 ANR 120 91
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Selection guide










