Wireless AC Clamp
Before Calibration Adjustment
11
Restore the Default Password
If the calibration password is lost, the default password (1234) can be manually
restored with the subsequent steps:
Warning
To prevent electric shock or personal injury, remove all input
signals before you open the Product.
1. Remove the Product battery door. See Battery Replacement.
2. With a Phillips screwdriver, remove the bottom case screws. Two of the
screws are inside of the battery door.
3. Keep the pca in the top case.
4. Apply 3.0 V across the battery contacts on the pca. Note the polarity that is
shown in Figure 4.
5. Push on the front of the Product.
6. Short across the CAL keypad on the pca. See Figure 4. The default password
is now restored.
7. Remove the 3.0 V supply and replace the bottom case, batteries, and battery
door.
Short across calibration
key pads to reset default
password
Battery
contacts
hby08.eps
Figure 4. Calibration Password Reset
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