Description
TYCO FIRE & SECURITY GMBH
850H
HEAT DETECTOR HEAD
516.850.053
USES: MX DIGITAL PROTOCOL
B278315BE
DOP-2015-4110
MADE IN CZECH REPUBLIC
The Tyco 850H (516.850.053) is a heat detector head for marine fire alarm systems. It acts as an automatic heat detection point at its installed location and uses the MX digital protocol to communicate within the detection system. Heat detection of this kind is commonly chosen for galleys, laundries and machinery areas, where smoke detection may be unsuitable. The head carries the 850H model marking and the declaration of performance reference DOP-2015-4110. Manufactured in the Czech Republic, this detector head is offered in used condition.
Key Features
✓ 850H heat detector head
✓ Part number 516.850.053
✓ Uses MX digital protocol
✓ Declaration of performance DOP-2015-4110
✓ Made in Czech Republic
Marine Applications
✓ Heat detection in galleys and pantries
✓ Laundry and drying room fire detection
✓ Engine room and workshop spaces where smoke detection is unsuitable
✓ MX protocol fire detection networks on board
Technical Support
Prota Marine provides technical support, repair and onboard installation for the heat detector head and the wider fire alarm system. Fault diagnosis on MX protocol detection networks and commissioning support after detector installation are also available.




