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simatic s7-300 - megaelektrik.net

simatic s7-300 - megaelektrik.net

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SIMATIC S7-400<br />

Analog modules<br />

Analog input SM 431<br />

■ Technical specifications (continued)<br />

6ES7 431-7QH00-0AB0 6ES7 431-7KF00-0AB0 6ES7 431-7KF10-0AB0<br />

Voltages and currents<br />

Load voltage L+<br />

- Rated value (DC) 24 V<br />

- Reverse polarity protection Yes<br />

5<br />

Current consumption<br />

• from load voltage L+ (no load), 400 mA<br />

max.<br />

• from backplane bus 5 V DC, max. 700 mA 1,200 mA 650 mA<br />

• Power dissipation, typical 4.5 W 5 W 5 W<br />

Analog inputs<br />

• Number of analog inputs 16 8 8<br />

• Number of analog inputs for 16 8<br />

voltage/current measurement<br />

• Number of analog inputs for<br />

resistance measurement<br />

8 8<br />

• Length of cable shielded, max<br />

200 m; 50 m for thermocouples<br />

and input ranges

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