What is the M340 clock accuracy?

Issue
Real Time Clock Accuracy

Product Line
Modicon M340

Resolution
The accuracy of M340 clock is:
At 25 °C : +/- 50 ppm or +/- 4.3 s by day.
From 0 to 60 °C : +/- 100 ppm or +/- 8.6 s by day.