PROCHRONO LTD
U S E R M A N UA L / O P E R AT I N G I N S T R U C T I O N S
2
TABLE OF CONTENTS
How It Works / Lighting Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Common Conditions that May Cause Problems . . . . . . . . . . . . . . . . . . . . . .4-5
Using the ProChrono LTD with Different Projectile Types . . . . . . . . . . . . .6-7
Battery Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Mounting the Chronograph . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Installing the Guide Wires & Difuser Hoods . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Operating the Chronograph . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Meters per Second/Feet per Second Selection . . . . . . . . . . . . . . . . . . . . . . . . 8
Getting Started: Recording Projectile Velocities . . . . . . . . . . . . . . . . . . . . . . 9
Duplicate Velocities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Low Battery Indication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Error Indication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Working with Projectile Velocities & Statistics . . . . . . . . . . . . . . . . . . . . . . . 10
Pushbutton Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-11
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Thank you for purchasing our product! It is important to
read and understand this manual before trying to use your
new chronograph.
We are here to help. If you have any questions or comments, please contact us
at 815-874-8001 or www.competitionelectronics.com. The ProChrono LTD is
designed and built in the USA, and with proper use and care it will give you many
years of trouble free service.
