apnaTrain Detection System (apnaTDS)

apnaTDS is a portable wayside product to ensure the safety of gang men & track maintenance experts while working on the field. The system automatically senses the arrival & the exit of a train in the site of work and alarms the train approaching condition to an individual or a team on the worksite. apnaTDS is a highly intelligent and a versatile system comprising 4 modules;

• Train Detector Unit
• Train Alarm Unit
• Controller Unit
• Personal Alarm Unit

Train Detector Unit

Train detector unit is a battery operated train entry sensing unit. With a rechargeable 8Hr battery and robust design, it can be installed on the track in which the train is to be detected within 2 minutes. This unit detects the train entry and sends the alarm through wireless (RF) to the Train Alarm unit which in turn is kept in the work site. The battery can be charged using any available 230VAC supply. 

Train Alarm Unit

It is a portable battery operated unit that can be placed besides the track at the work site. This unit houses a RF transceiver that receives the alarm signal from the Train Detector Unit and activates the audio visual alarm thereby alerting the staff at the work site of an approaching train. The unit also relays the information to the Controller unit and all other Personal Alarm Units. The battery powers the system for 8Hrs of continuous working and can be charged using any available 230VAC supply. 

Controller Unit

This is a handheld unit provided to the Gang men leader which continuously monitors the communication & battery health status of the Train Detector and Train Alarm Unit. The health of these units can thus be monitored continuously. The Controller unit can also be used to raise alarms manually. The Controller unit has event logging features and memory to store data up to 1000 events. The battery powers the system for 8Hrs of continuous working and can be charged using any available 230VAC supply.

Personal Alarm (Wrist Strap) Unit

The unit houses a beeper & a vibrator and can be worn on the wrist of the individuals in the work site. The unit receives the command from the Controller unit / Train Detector unit and activates the alarm. The battery powers the system for 8Hrs of continuous working and can be charged using any available 230VAC supply.

Fail Safe Operation

To ensure Fail Safe Operation, The Controller unit and Train Alarm unit continuously pings the Train Detector Unit. In case of low battery or Communication failure, the system sends a suitable warning signal to the Controller unit alerting the user. The Controller Unit and the Train Alarm unit acts as a backup unit with intelligence to perform each other's operation in case of any failure.