Context: Recently, the Indian Railways has increased the supply of 19,742 fog pass devices to ensure smooth operations with an aim to ensure that train running schedules are not affected.

About the Fog Pass Device

• A Navigation Device: It is a GPS based navigation device that helps the loco pilot to navigate during dense fog conditions. 

How does Fog Pass Device Help?

• Fog pass device provides On-board real-time information (display as well as voice guidance) to Loco Pilots regarding location of fixed landmarks such as Signal, Level Crossing gate (Manned & Unmanned), permanent speed restrictions, neutral sections etc. 
• Further, it displays approach indications of the next three approaching fixed landmarks in geographical order accompanied with a voice message approximately 500m on approach.

General features of Fog Pass Device

• Suitability: 
  • For all types of sections like single line, double line, electrified as well as non electrified sections.
  • For all types of electric and diesel locomotives, Electric Multiple Units (EMUs)/Mainline Electric Multiple Unit (MEMUs)/Diesel Electric Multiple Units (DEMUs).
  • For train speeds up to 160 KMPH.
• Specifications: 
  • It is a standalone system.
  • It is portable, compact in size, light in weight (not more than 1.5 Kg including battery) and of robust design.
  • It has built-in rechargeable battery back-up for 18 hrs.
  • It is unaffected by weather conditions like Fog, Rain or Sunshine.
• Benefits: 
  • Easy to Carry: Loco Pilot can carry the device easily with him to the locomotive on resuming his duty.
  • Easy to Place: It can be easily placed on the cab desk of a locomotive.

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News Source: PIB