Observations
91
•
The readjustment of the PCA-570 must be performed at the reference temperature and humidity conditions.
•
For the best calibration condition, comply with the minimum warm-up time of two hours and unplug the battery
charger from the PCA-570 for at least one hour before use.
•
The standards used for readjustment of the PCA-570 should have an accuracy at least 3 times better than the
PCA-570 accuracies given in this manual.