HOLT ADK-8400 Quick Start Manual page 10

Evaluation board isolated discrete sensor with ±800v isolation

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Now decrease the voltage, LED1 and S01 should go off before 4.5V is reached and the screen

should go back to reading 0000.

3. To measure the Supply/Open thresholds follow the following procedure. Set sensor type to

4. Increase the voltage source up to 10.5V, then increase the voltage slowly, to 12V, LED1 and

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Supply/Open by connecting a jumper between S and V (pins 2 and 3) on J26. Using a

procedure similar to 1. Connect a supply to the sensor input and adjust to 0V, press key 'z' ,

the screen should read '0000' as shown below:

LED S1 on the board should be lit, the screen should now read 1000, as shown below:

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Hi-8400