GW Instek PSM-Series User Manual User Manual
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PSM-SERIES PROGRAMMABLE POWER SUPPLY
USER MANUAL
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49
6-4. Adjustment and Calibration
--Preparation
1. 30 minutes warm up before calibration.
2. Ambient temperature:23±5°C, Humidity: Under RH80%.
--Output Calibration Steps:
[Step 1]
Press [SHIFT][ .] to appear Password input window, input Password (vary
with different models: PSM-2010= 2010, PSM-3004 = 3004, PSM-6003 =
6003) by using the number key, press [ENTER] key
[Step 2]
When get into Calibrated item selection window, set the cursor to the
calibrated item by using the knob and press [ENTER]. After the calibrated
item is selected, proceeding voltage, current and over-voltage calibration
step by step.
[Step 3] Voltage Calibration Steps
Set to [VOLTAGE] by using the knob and press [ENTER] getting into
voltage calibration procedure.
PSM-SERIES PROGRAMMABLE POWER SUPPLY
USER MANUAL
⎯ ⎯
50
[Step 3.1]
Firstly, proceed the calibration procedure of LO calibrated point, input
DMM measurement value, then press [ENTER].
Note: The DMM selected for the measurement must have the resolution of
4 digits after the decimal point at least, and take three digits after the
decimal point to be the effective value and run off the rest.
[Step 3.2]
Next, proceed the calibration procedure of MI calibrated point, input DMM
measurement value, then press [ENTER].
Note: The DMM selected for the measurement must have the resolution of
4 digits after the decimal point at least, and take three digits after the
decimal point to be the effective value and run off the rest.
[Step 3.3]
Finally, proceed the calibration procedure of HI calibrated point, input
DMM measurement value, then press [ENTER].