Endress Hauser promag 10/50 Change of the K Factor/Coefficient in Expert Mode.

When you change the electronic card in the flowmeter or when you remplace the flowmeter or the transmitter then you have to adjust the coefficient K as it is writted on the flowmeter to make sure it will be accurate again.
1- Go to operation mode
2 - Enter expert code 4685
3- Go to sensor data
4- Adjust calibration date
5- Change K factor, find his value on the flowmeter sticker
6- Double check or adjust the diameter of the flowmeter (DN)