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Summary of Contents for RaceAmerica 3850C
- Page 1 Model 3850C/CW/CZ Timer AC4 Four Timer Autocross Timing System Owner’s Manual Rev G RaceAmerica Corporation 105 Bonaventura Drive San Jose, CA 95134 (408) 988-6188 www.raceamerica.com info@raceamerica.com Copyright 2020 RaceAmerica, Inc.
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Page 2: Table Of Contents
RaceAmerica Model 3850 Timer AC4 Table of Contents PRODUCT INFORMATION LINKS ....................3 SET-UP STEPS - TIMER AC4 ......................4 PACKAGE COMPONENTS ......................5 POWER REQUIREMENTS.......................5 PRODUCT SPECIFICATIONS ......................5 THEORY OF OPERATION .......................5 AVALIABLE OPTIONS ........................5 SET-UP STEPS - WIRELESS TIMER.....................6 POWER-ON/SELF-TEST ........................7 SYSTEM SETTINGS ..........................7... -
Page 3: Product Information Links
RaceAmerica Model 3850 Timer AC4 PRODUCT INFORMATION LINKS RaceAmerica Website www.raceamerica.com RaceAmerica Online Store store.raceamerica.com Raceamerica Online Forum www.raceamerica.com/forum Product Warranty www.raceamerica.com/legal.html Service & Repairs www.raceamerica.com/service.html Technical Assistance www.raceamerica.com/techcall.html Owner’s Manuals www.raceamerica.com/prodpdf.html Mounting Diagrams www.raceamerica.com/mountpdf.html Product Catalog www.raceamerica.com/catalog.html... -
Page 4: Set-Up Steps - Timer Ac4
RaceAmerica Model 3850 Timer AC4 INTRODUCTION T-Link Wireless replaces track cables normally used to connect track sensors to the timing system. The T-Link connects to an external track sensor using a short interconnect track cable. NOTE: THIS PRODUCT OPERATES ON HIGH FREQUENCY RADIO WAVES. -
Page 5: Package Components
RaceAmerica Model 3850 Timer AC4 T-Port Connections 05-5825 to Sensor PACKAGE COMPONENTS Connection Type RJ45 Modular Identifier Codes A-B to sensors Each Hardwired Timer AC4 package includes: Max Operating Range -20ºF to 120ºF 1 - 3850B Timer AC4 Console Unit... -
Page 6: Set-Up Steps - Wireless Timer
RaceAmerica Model 3850 Timer AC4 Keypad functions for each mode are described alignment. in this manual. NOTE: Once all four timers are actively SET-UP STEPS - WIRELESS TIMER counting, any additional interruption of the start line beam will not start a new timer until one of the Place the ‘A’... -
Page 7: Power-On/Self-Test
Cable(s) to the Timer Console and the Track Connecting the 12VDC power source places Sensors. Single sensor laptimers use only the start the RaceAmerica Timer AC4 into a self-test of the sensor position. microprocessor circuitry and LED displays (Light Once the system is properly set up and Emitting Diode). - Page 8 RaceAmerica Model 3850 Timer AC4 WARNING: To avoid damage to wireless units, do not operate any wireless device without the antenna installed. Do not operate wireless units within four feet of each other The *4 CONFIG menu is used to configure...
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Page 9: Cabling Diagrams
RaceAmerica Model 3850 Timer AC4 Laptimer Single Track Sensor Configuration Fig 2 - Laptimer hard-wired; plug into START Fig 3 - T-Link wireless Laptimer Track Sensor... -
Page 10: Dual Sensor
RaceAmerica Model 3850 Timer AC4 Dual Track Sensor Configuration Fig 4 - Hardwired Track Sensors Fig 5 - T-Link wireless with external Track Sensors... -
Page 11: Connecting System Options
RaceAmerica Model 3850 Timer AC4 Connecting System Options Fig 6 - RS232 Hard wired Digital Display and/or PC. Limited to 100ft cable lengths 4500 COMM 07-3434 CABLE 12VDC 07-4554 07-3434 1FT CABLE CABLE 4500 COMM 4500 COMM 07-4554 12VDC DIGITAL DISPLAY... -
Page 12: Console Features
RaceAmerica Model 3850 Timer AC4 CONSOLE FEATURES Connectors on bottom Keypad Timer Displays Fig 9 - The Timer AC4 Console contains a four line display for display of lap/run times, the current mode of operation of the timer, comfirms detection of a car by the Track Sensors, Emitter/ Sensor alignment and used for configuration menu promps and selections. -
Page 13: Alignment Mode
RaceAmerica Model 3850 Timer AC4 ALIGNMENT MODE T-Link Sensor Alignment - Proper alignment can be determined by Hard-Wired Sensor Alignment - observing the Left LED on the T-Link connected To verify hard-wired Track Sensor(s) are to the sensor. When the LED is blinking slowly, properly aligned with their Beam Emitter(s), make the emitter and sensor are aligned;... - Page 14 RaceAmerica Model 3850 Timer AC4 CONSOLE CONFIGUATION MENU *4 CONFIG ConFiG ConFiG ConFiG Print rACE HEAdEr SEnSor SinGLE C01 to C39 diSP Print XXXX duAL SSS.fff Blank C01 to C39 XXXX End ET xxx.xxx AutoPr C01 to C39 XXXX out ET xxx.xxx...
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Page 15: Wireless Battery Level
RaceAmerica Model 3850 Timer AC4 weak and data reporting may be slowed by retries its timer will automatically stop at that number. but will not alter the accuracy. The position of This time is configured in [End Et] (*44###). the T-Links and their antennas can be moved to Use ‘All Stop’... - Page 16 RaceAmerica Model 3850 Timer AC4 Each finish freezes the highest count running CONFIG menu (*44#####). During an out of alignment situation, turn off the sensors and use timer and sends the time to the serial ports (PCs the manual START (3)/FINISH (6) to continue and displays) until another run starts.
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Page 17: Countdown Timer
RaceAmerica Model 3850 Timer AC4 If a car goes off course and cannot finish; Each finish freezes the running timer and press ‘Did not Finish DNF [9] when the car sends the time to the serial ports (PCs and displays) should finish and their time will be set to the time until another run starts. -
Page 18: Keypad Functions
RaceAmerica Model 3850 Timer AC4 KEYPAD FUNCTIONS ••• KEY 5 The 3850 timer utilizes a second function keypad; If a timer is inadvertently stopped by a worker functions printed in white operate when pressed; functions printed in yellow require the ‘SHIFT’... - Page 19 RaceAmerica Model 3850 Timer AC4 •• sensors [-on-] (enabled) and [OFF-] (disabled). KEY 6 To manually stop the next timer, press the [6] NOTE: If the T-Link Wireless unit is FINISH key. This is the same function as a car connected and powered on, the [0] key is disabled.
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Page 20: Status Display Messages
RaceAmerica Model 3850 Timer AC4 weak. The position of the T-Links and their Align -SF- antennas can be moved to optimize the RF When entering Alignment Mode, these Integrity level. messages will appear in sequence to indicate the alignment of the Track Sensors and Beam Emitters will be continuously monitored and the results •... -
Page 21: Technical Details
RaceAmerica Model 3850 Timer AC4 has failed to maintain alignment while the Timer AC4 was performing realtime testing after a car passed through the start line beam. This message will disappear when another message is displayed in the Status Display. It will appear each time the start line alignment is detected as bad. -
Page 22: Maintenance
RaceAmerica recommends some spare parts. A spare emitter/sensor pair and sensor cable should be available in the event of an unfortunate accident during a program. Contact RaceAmerica for availability and pricing of spares items. SUPPORT AGREEMENTS Support agreements are available from... -
Page 23: Timeslip Header
RaceAmerica Model 3850 Timer AC4 TIMESLIP HEADER The following table lists the codes for each The 3850 Series Console allows custom character (note: upper and lower case letters have timeslip header input for four lines of up to different codes). Use the worksheet on the next... - Page 24 RaceAmerica Model 3850 Timer AC4...
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Page 25: Foam Stand Installation
RaceAmerica Model 3850 Timer AC4 7540D - Foam Stand Assembly Instructions Emitter Base Foam Top Foam Sensor Assembly Components ‘AA’ Battery Emitter (5040, 5042, 5050 & 5058) 1. Install batteries and turn on the Emitter. 2. Separate the Base of the Foam Stand from the Top.
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