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Zenner Barrier

Gent 764744 Z969 Zener Barrier for IS Detectors

Product type
Z969 Zener Barrier for IS detectors
Function
Zener Barriers for IS Detection and IS Alarm
compatibility
Recommended for use with the Mains powered interface units S4-34440-02 and S4-34440-12
mounting
DIN rail (apart, using the metal screen provided inside the enclosure)
end_of_line_monitoring
Does not impose restrictions and permits monitoring of each IS circuit with an end of line component

You will also need

Needed to install, power or certify this product.

803271.EX

Intrinsically Safe Heat Detector (Rate of Rise) - Please use base 805590.

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£135.15
ex VAT
£162.18 inc VAT
Sold separately
803371.EX

Intrinsically Safe Optical Smoke Detector - Please use base 805590.

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£156.68
ex VAT
£188.02 inc VAT
Sold separately
803374.EX

Intrinsically Safe Dual Angle Optical Heat Detector - Please use base 805590.

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£168.04
ex VAT
£201.65 inc VAT
Sold separately
805590

Detector Base. Can be used for ES Conventional and Intrinsically safe detection.

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£5.98
ex VAT
£7.18 inc VAT
Sold separately
803371

Optical Sensor (Compatible device with radio base)

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£71.76
ex VAT
£86.11 inc VAT
Sold separately

Overview

What it is and how it fits the system.

The 764744 is the Gent Z969 Zener Barrier for IS detectors, used within the Gent S4 Mains Powered Interface Unit to protect intrinsically safe detection circuits. It provides Zener barrier protection for IS detection and IS alarm functions. A purpose-built component for intrinsically safe fire detection installations.

Specifications

Full technical data for this part.

Product typeZ969 Zener Barrier for IS detectors
FunctionZener Barriers for IS Detection and IS Alarm
compatibilityRecommended for use with the Mains powered interface units S4-34440-02 and S4-34440-12
mountingDIN rail (apart, using the metal screen provided inside the enclosure)
end_of_line_monitoringDoes not impose restrictions and permits monitoring of each IS circuit with an end of line component

Specifications sourced from manufacturer documentation.

Specifications per manufacturer documentation, subject to change — E&OE. Spotted an inaccuracy? Let us know

Optional accessories

Optional additions — this product works without them.

SOUNDER-EX

Banshee Excel IS28 MK6 ATEX approved sounder (No EN54-3 approval) Monitored

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£478.40
ex VAT
£574.08 inc VAT
Sold separately
764746

Z-System Zener barrier for AV device (Drives one sounder or two strobes)

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£626.75
ex VAT
£752.10 inc VAT
Sold separately
803271

Heat Sensor Rate Of Rise

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£53.82
ex VAT
£64.58 inc VAT
Sold separately
803374

Dual Optical Heat Smoke sensor

Listed alongside related IS products including 764746 Z779 Zener Barrier to drive IS alarm

£86.72
ex VAT
£104.06 inc VAT
Sold separately
19104-52

Relay 24V DC Base & Diode

compatible / works with: Relay 24V DC Base & Diode

£46.05
ex VAT
£55.26 inc VAT
Sold separately