micrologix 1100 analog input

siggibald

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• Apr 15, 2013

• #1

i have a pt100 4-20ma
is the analog input on micrologix 1100 only for 0-10V ??

 

Mickey

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• Apr 15, 2013

• #2

is the analog input on micrologix 1100 only for 0-10V ??

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The embedded analog input is, with a 10bit resolution ( 0-1023 counts)

Just put a resistor across the input terminals 250 ohms gives you 1 to 5 volts, 500 ohms gives you 2 to 10 volts.

You can add an analog input module also. To accept the 4 to 20ma and give you better resolution.

 

siggibald

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• Apr 15, 2013

• #3

yes i know it is possible in analog input module, I'm just so surprised that it is not possible on 1100. thanks

 

Mickey

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• Apr 15, 2013

• #4

siggibald said:

yes i know it is possible in analog input module, I'm just so surprised that it is not possible on 1100. thanks

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It is possible.

 

siggibald

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• Apr 15, 2013

• #5

yes. I have to buy a resistor to morow