Summary of Contents for Stack ST542090-002
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Page 1: User Guide
WiFi Recording System User Guide (ST542090-002) Stack Limited, Wedgwood Road, Bicester, Oxfordshire, OX26 4UL, England. Tel.+44 (0) 1869 240404 Fax +44 (0) 1869 245500... -
Page 2: Wifi Recording System
This manual will help you install the WiFi Recording System. It explains how to set up the WiFi system on your vehicle. Please read this document in conjunction with the STACK Data Logging System User guide. (ST542061) Your team is responsible for the safe and correct installation of this system.. -
Page 3: Table Of Contents
Stack is a registered trademark of Stack Limited. Information in this publication is subject to change without notice and does not represent a commitment on the part of Stack Limited. No responsibility is accepted for error or omission. Copyright 2007 Stack Limited... -
Page 4: System Introduction
2. The WiFi radio antenna, which is permanently fitted to the vehicle roof & 3.0m(10ft) lead. 3. A Network harness, which is installed from the 4w Mil connector to other STACK Displays or sensor modules. The network harness includes a 1.5m cable terminated in a 4Way Jack connector. -
Page 5: Antenna Mounting Position
• No structural material or bodywork, should be higher than 25mm (1”) within 0.6m (2ft) radius of the antenna base. • The antenna must be mounted so that the connecting cable to the STACK module is 3m (10ft) or less. - Page 6 Installation sequence shown for fixing into a metal panel: NB, Fixing to a non metallic panel: Remember to place the metal ground plane disk under the panel before commencing stage 2. Recommended Installation Torque 3.5Nm The completed antenna installation is approx. 140mm (5.5”) high ST542090-002...
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Page 7: Operation
• Power off internal battery… • Prevent connection… • Connection status log… Power off internal battery When the module is powered from the internal battery only, then use this option to power off the module remotely via the WiFi. ST542090-002... -
Page 8: Internal Battery Management
Supplement. ST542085. IMPORTANT When the WiFi network configuration is completed the WiFi module will need to have its TAG & PIN code Authorised. This process MUST be performed using the wired CAN connection and NOT via the WiFi connection. ST542090-002... -
Page 9: Other Pit Lane Wifi Systems
WiFi channels are allocated a channel number from 1 to 14 in Europe & 1 to 11 in the U.S.A. The STACK system is allocated to channel 6. (default). However each WiFi network occupies the 2 channels either side of the chosen channel, 5 in total, as shown in the diagram below. -
Page 10: Technical Specifications
Interface characteristics Input Description Value Units & Notes Input voltage operating (B+ & B-) 9 to +20 Volts min/max Input over-voltage range -20 to +25 Volts min/max Supply current 0.3 – 1.0 Amps typical – Max (fuse at 5A ) ST542090-002... -
Page 11: Internal Battery Pack
2.4 GHz Transmitted EIRP 17dBm max 16dBm (25mW) typ Polarisation Vertical Vertical Gain 2 dB Height 140mm (5.5”) Weight 34g (1.2oz) Mounting hole 18mm (0.75”) Footprint 32mm (1.26”) Ground plane diameter 90mm (3.5”) minimum Minimum Safe working distance 25mm (1.0”) ST542090-002...
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