Siemens CP 1626 Operating Instructions Manual page 45

"Statistics" tab
You will find information on the quality of the data transfer in the "Statistics" tab.
"Data package since"
Here you can see the time since the last power up or memory reset at which the first data
packet was sent or received.
"Total statistics - Sent data packages"
You can evaluate the quality of the data transfer on the send line based on the statistics in
this info box.
"Total statistics - Received data packages"
You can evaluate the quality of the data transfer on the receive line based on the statistics in
this info box.
CP 1626
Operating Instructions, 11/2018, C79000-G8976-C434-03
Operating hardware
4.3 Web server
45