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How to Wire two analog sensor 4-20 Active

9/29/2010 8:50 AM	Rate (0)
rllabres Posts: 21 Rating: (1)	Dear all, i need to connect two pH sensor 4-20 to Logo, on AI1 and AI2. The signal is Active, I'm not sure how to wire it. The sensor output 24v. I need a resistor? Can you help me? Thanks Thanks Thanks... Rafa
rllabres Posts: 21 Rating: (1)
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9/29/2010 10:35 AM	Rate (0)
ring24h Posts: 719 Rating: (62)	Hello rllabres, you can use a Converter with 4-20 mA Input and 0-10V Output. Best regards, ring24h
ring24h Posts: 719 Rating: (62)
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This contribution was helpful to 1 thankful Users rllabres

9/29/2010 9:13 PM	Rate (0)
Toeternietoe Platinum Member Joined: 12/27/2006 Last visit: 11/17/2025 Posts: 1200 Rating: (116)	Use a resistor of 500 Ohm. 0,5 Watt Connect the resistor between the Analog input and groud. Make this for each analog input. Note: The value on the LOGO is 2 - 10 Volt!

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This contribution was helpful to 1 thankful Users rllabres

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