4 display overview, 5 product safety approval, Display overview – Daktronics TI-2022 Portable LED Timer User Manual
Page 9: Product safety approval

Introduction
3
1.4 Display Overview
The TI-2022 is a portable timing system with nine programmable functions. Though external
power and signal can be applied, the control and power systems are entirely self-contained.
Refer to Section 4 for descriptions of the TI-2022 control capabilities.
Manufactured in two models, the outdoor version of the timing display is designated as TI-
2022-11, while the indoor unit is designated TI-2022-13.
The timing display is powered by 12 V batteries. A detachable power cord/transformer
assemblies also permits operation of the TI-2022 with 120 or 230 VAC. The unit draws 1 A of
power. The enclosed batteries (two in the outdoor model and one in the indoor display) are
rechargeable and have a built-in charger.
1.5 Product Safety Approval
Daktronics Tuff Sport scoreboards are ETL-listed, tested to CSA standards and CE-labeled
for. The outdoor model has been tested and certified for outdoor use. Contact Daktronics
with any questions regarding the testing procedures.