Westhold TX3-9V Automobile Race Management Transmitter User Manual TX3 9V

Westhold Corporation Automobile Race Management Transmitter TX3 9V

User Manual

FCC ID: NKBTX3-9VWesthold CorporationTX3-9V Transmitter User Manual (Draft)OverviewThank you for selecting the Westhold TX3-9V transmitter. It is part of a sophisticated electronic timing andscoring system, the RMS-3. The lightweight and compact TX3-9V device operates on a standard 9 volt alkalinebattery. It is easy to install, operate and maintain.Operation DirectionsTX3-9V IllustrationThe TX3-9V operates on a standard 9 volt alkaline battery. The battery can be inserted by first removing the smallPhillips head screw and removing the battery compartment lid. Slide the battery into the compartment with theterminals of the battery coming in contact with the spring contacts as shown in the diagram below:It does not matter which battery terminal comes in contact with which spring contact. The TX3-9V will functionwith the battery in either orientation. Once the battery has been placed in the compartment, check to see that thegreen LED indicator light flashes. If the red LED light flashes, it indicates the battery is weak and therefore shouldbe replaced. If both LED lights come on, remove the battery and reinstall the battery as per the instructions above.Place the battery lid back on the TX3-9V and screw down the lid. A fresh 9 volt battery will power the TX3-9V for72+ hours.Battery Compartment LidLow Battery LED(Red)Normal Operation LED(Green)TX3-9VPhillips ScrewSpring Contacts
FCC ID: NKBTX3-9VInstallationFasten the TX3-9V on the car or motorcycle using pop rivets or some other suitable fastening. Be sure to place alltransmitters in the same location on each vehicle. The best possible orientation of the transmitter is shown belowwith the longest edge of the transmitter parallel to the Start/Finish line where the loop antenna is located.MaintenanceThe TX3-9V requires minimal maintenance. Cleaning the spring battery contacts can be done with a damp cloth orcotton swab. The external plastic may be cleaned with a damp cloth. Do not use solvents to clean either the plasticor the battery contacts.SpecificationsSpecificationDimensions Approx. 3.25” x 2” x 0.75”(≈8x5x2cm)Weight Approx. 4oz(100 grams)Temp Range 32-122°F (0-50°C)Battery Life 72 Hours Nominal(100 Typical)Operational Indicator LEDLow Battery Indicator LEDHumidity 100% RelativeFCC NoticeFEDERAL COMMUNICATIONS COMMISSION RADIO AND TELEVISIONINTERFERENCE STATEMENTChanges or modifications not expressly approved by Westhold Corporation could void the user'sauthority to operate the equipment.This device complies with Part 15 of the FCC Rules. Operation is subject to the following twoconditions: (1) this device may not cause harmful interference, and (2) this device must accept anyinterference received including interference that may cause undesired operation.FCC ID: NKBTX3-9VDirection of Travel

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