Doc. No.: 87634 Rev. G
jotron.com
Page 19 of 48
4
Float free bracket
5
Hydrostatic release unit (HRU)
6
Stability clip
7
Grounding screw
8
Catapult
9
Grounding plate
10
Docking module
11
Cotter pin
Table 3 Tron 40VDR components
6.2
Main module
The main board includes all electronic circuitry and the main switch.
6.3
Antenna
The antenna in the Tron 40VDR is omnidirectional and includes a LED flash
at the top.
6.4
Battery module
The battery module supplies the EPIRB with power to keep the EPIRB
transmitters active for 168 hours when activated, and for test sequences.
The battery module is integrated within the product.
Two water detectors are mounted in the battery module. These two metal
contacts are located on the back of the battery housing.
Do not touch the metal contacts as this can be detected
as water and activate the EPIRB.
6.5
FB-40 float free bracket
The FB-40 float free bracket is a covered bracket with a hydrostatic release
unit (HRU). The HRU releases the Tron 40VDR if the bracket is submerged
to a depth of 2-4 meters when a ship is sinking.
