The sensor sends calibration information between them. For more information on accuracy and calibrating your Dexcom G7, refer to the Accuracy and Calibration section of the Dexcom G7 User Guide. *Please note: Your sensor readings come from different fluids than your BG meter values, so the two usually won't match... Replace Sensor Now Grace period expired. No readings or alerts until you start a new sensor. Start New Sensor Dismiss 8 • Next Sensor Session | Dexcom G7 Using Your Receiver. Page 86 Manually: End sensor before grace period ends What you see What it means To end your session early from the receiver, go to Menu. Go to Menu either: Reports.
Calibration is optional for the Dexcom G7 sensor and can be performed if you have symptoms that do not align with your posted CGM values. Calibration is required for the Dexcom G6 continuous glucose monitoring (CGM) system if you did not enter a sensor code when starting the sensor session on your Tandem Diabetes Care insulin pump.. The Dexcom G7 sensor measures glucose in interstitial fluid, not blood, and glucose levels in interstitial fluid can lag behind blood glucose levels, especially when glucose is changing rapidly.. Page 116 To calibrate your G7 using your BG meter (optional): Phone app Receiver In the phone app, tap + in the Glucose or History tabs. Blood.