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The Guardian Sensor 3 is a CGM that checks glucose every five minutes and is indicated for seven days of continuous use. It is compatible with two transmitters. The Guardian Link 3 transmitter communicates with the MiniMed 670G and 770G series pumps. The CGM must be calibrated via finger stick confirmation once every 12 hours.
It is approved for ages 2+ (770G) and 7+ (670G). It is approved for use during pregnancy.
- Checks glucose every five minutes for 7 days
- Compatible with MiniMed 670 and 770 series
- Communicates with smartphone or transmitter
- Ages 7–13, can be used on the abdomen or buttock
- Ages 14+, can be used on the abdomen or the back of the upper arm
Guardian Sensor 3 with Guardian Link 3 Transmitter Specs
Key specification
Alerts and Alarms
Yes
Long Transmitter Range
Yes
Data Transmission Time
5 minutes
Approved for Kids
2+ (with Medtronic 770G system) , 7+ (with Medtronic 670G system)
Insulin Pump-Compatible
Yes
Water Resistance
Brief exposure only (splashes of water)
Calibration Details
Calibrate every 12-hours. Blood glucose levels must be between 40 and 400 mg/dl to calibrate.
Accuracy Rating
Mean Absolute Relative Difference: 8.68-10.55%
Approved for Pregnancy
Yes
Transmitter range
6 ft
Warm up time
120 minutes
Wear time
7 days
Transmitter and receiver info
Sends Data to Receiver
Yes
Transmitter & Sensor Size
1.41 in. x 1.13 in. x 0.38 in.
Transmitter & Sensor Weight
0.04 oz
Receiver Size
No
Receiver Weight
.04 oz
Sensor Duration
7 days
Data Management Software
Uploads data to the MiniMed Mobile app and web-based CareLink data-management software.
Receiver Screen Size
No
Key specification, Transmitter and receiver info
Battery Type
Rechargeable transmitter. Charger uses single AAA battery.
General Information
Product Name
Guardian Sensor 3 with Guardian Link 3 Transmitter
Product Type
CGMs
Brand
Medtronic Diabetes
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