Motech LPS 305 User Manual download pdf (Page 15)

5. CALIBRATION

Calibration steps:

Equipment needed for calibration: DMM, such as Fluke model 45 or HP 34401A.

Step 1: Simultaneously press the “8” and the “ -▼ ” keys on the Keypad and the following message

will Appear on the LCD:

Step 2: Measure the DC voltage from the +output terminals (+ and COM1) with the DMM and key in

the measured value (i.e. if the DMM shows 9.487V then key in 9.487) followed by the

“ENTER” key.

The following message will then appear on the LCD:

Step 3: Repeat step 2. Key in the measured value (i.e. if the DMM shows 29.798V then key in 29.798)

followed by the “ ENTER “ key. The following message will then appear on the LCD.

+V Lo=09.487

INDEP

ADC GET=01036

TRACK

3.3V

+V Hi=29.798

INDEP

ADC GET=03104

TRACK

3.3V

+I Lo=0.728

INDEP

ADC GET=00903

TRACK

3.3V

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Motech LPS 305 User Manual Page 15