EXTECH STW515 Stopwatch Clock User Manual

User Manual Stopwatch/Clock with Backlit
Display
Model STW515

Introduction

Thank you for selecting the Extech STW515 Water Resistant Stopwatch with Split Time, Alarm, and Clock features. Careful use of this stopwatch will provide years of reliable service. This device carries a 1-year limited warranty.

Quick Start

Light Button
Short press to turn the backlight ON for 5 seconds.
Mode Button
Short press the MODE button to step through the 4 modes: Normal Time, Stopwatch, Alarm set, Time set.
Start / Stop Button
In Normal Time mode, long press to show date.
In Stopwatch mode, short press to start or stop counting.
In Alarm or Time setting mode, short press to increment the time value (long press to scroll quickly). Short press the Split / Reset button to toggle minutes/seconds.
Split / Reset Button
In Normal time mode, long press to show the alarm time.
In Stopwatch mode, short press to reset the value or to show split time.
In Alarm mode, short press to switch between hour and minute setting.
In Time set mode, short press to step through the date and time settings.

Operation

MODE SELECTION
Short press the MODE button to step through the 4 modes:
Normal Time, Stopwatch, Alarm set, and Time set
NORMAL TIME MODE

1. In Normal Time the Hours/Minutes/Seconds and Weekday is displayed.
2. Long press the SPLIT/RESET button to view the Alarm Time.
3. Long press START/STOP to view the month and day.
4. To turn the Alarm ON or OFF, press the START/STOP button while holding down the SPLIT/RESET button (the bell icon appears on the right when the Alarm is turned ON).

STOP WATCH MODE
(To access, press the MODE button once from Normal Mode)
When the Stopwatch Mode is first accessed, the SU-FR-SA icons will flash.
A. Elapsed Timer

1. Press Start/Stop to Start (SU-SA icons flash)
2. Press Start/Stop to Stop (SU-FR-SA icons flash)
3. Press Start/Stop Restart
4. Press Start/Stop to Stop
5. Press Split/Reset to reset the display
6. Press MODE to return to Normal Mode

B. Split Time

1. Press Start/Stop to Start (SU-SA icons flash)
2. Press Split/Reset to Split (SU-TH-SA icons flash)
3. Press Split/Reset to release Split (SU-SA icons flash)
4. Press Start/Stop to Stop (SU-FR-SA icons flash)
5. Press Split/Reset to reset the display.
6. Press MODE to return to Normal Mode.

C. Two-Competitor Timer

1. Press Start/Stop to Start (SU-SA icons flash)
2. Press Split/Reset to Split (SU-TH-SA icons flash)
3. Press Start/Stop to Stop (SU-TH-FR-SA icons flash)
4. Press Split/Reset to release Split (SU-FR-SA icons flash)
5. Press Split/Reset to reset the display
6. Press MODE to return to Normal Mode

ALARM SET
(To access, press MODE twice from the Normal Mode)

1. The hour digits and MO icon will flash
2. Short press STOP/START to advance the hour (long press to scroll quickly). This step also activates the alarm and displays the alarm icon
3. Press SPLIT/RESET to select minutes
4. Press STOP/START to advance the minutes (long press for fast scroll)
5. Press MODE to save alarm setting and to return to the time display
6. To enable the Alarm, follow step 4 in the Normal Time Mode section. Note that the Alarm time setting will reflect the AM, PM, or H mode programmed in the SETTING DATE AND TIME section.

ALARM SNOOZE and ALARM SILENCE
When the alarm sounds, press START/STOP.
A 5-minute snooze period will begin. To silence the alarm without snooze, press SPLIT/RESET after the alarm sounds.
HOUR CHIME
(Stopwatch beeps once every hour on the hour)
To set the Hour Chime ON, press and hold SPLIT/RESET then short press MODE (while continuing to hold SPLIT/RESET) until the days of the week appear. To turn the Chime OFF short press MODE (while continuing to hold the SPLIT/RESET button) until the days of the week switch OFF.
SETTING DATE AND TIME
(To access, press MODE button 3 times from Normal Mode)
Short press SPLIT/RESET to step through the settings.
(SS/MM/HH/Day/Month/Weekday). The flashing digit is the digit that is ready to be edited.
Short press the START/STOP button to advance the flashing digit; long press to quickly scroll. The hour digits will scroll through A (for AM), P (for PM) and H (for 24 hour clock). Press MODE to return to normal operation.
Battery Replacement
This Stopwatch uses a CR2032 button battery. Remove the six (6) Phillips head screws on the rear of the watch to open and access the battery. It is recommended that a qualified technician replace the battery. Battery life is typically one year.
Please dispose of batteries and main unit in accordance with applicable regulations.

Specifications

Contact Customer Support

Support Telephone: U.S.866-477-3687; Int ’l +1 603-324-7800
Calibration, Repair, Returns email:repair@extech.com
Technical Support:https://support.flir.com
Copyright © 2019 FLIR Systems, Inc.
All rights reserved including the right of reproduction in whole or in part in any form
www.extech.com
STW515_v1.0 3/19

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