Manuals & Documentation ; Quick Start Manual (v1.0) · 07-Nov-2014. 0.57 MB · This manual contains diagrams along with basic descriptions to help you start using View and Download Epson RUNSENSE SF-810 user manual online. GPS Sports Monitor. RUNSENSE SF-810 fitness electronics pdf manual download. The SF-810 has a built-in heart rate sensor which will help you during workouts and make heart rate zone training easy. Chronograph function. Interval function. use this product. See the User Manual for more detailed descriptions, which you can download from the following address. epson.eu/runsense. Make sure to follow the wear and care instructions above and in the online User Manual. Caring for your SF-810. This product has a Time screen, Measurement page 52. You can use the recall screen to check recorded measurement data. U “Checking Measurement Data” on page 62. SF-810 User Manual. Introduction. Buy Epson Runsense SF-810 GPS Watch with built-in Heart Rate Monitor: Running GPS Units - Amazon.com ✓ FREE DELIVERY possible on eligible purchases.4. Follow the on-screen instructions to set the Language, Units, and user information. 5. When you are in a location with no obstructions overhead, select Ye s.