Conventional Modules & Relays
Gent 19104-52 S4 Mains Powered Interface Unit Mk 3
- Voltage max
- Vmax 42V
- Voltage min
- Vmin 24V
- Sector outputs
- Sector outputs: 0.5A max. each at 24V ± 3V, electronically current limited to approximately 1A at 25ºC
- Auxiliary output
- Auxiliary Output: 12V# or 24V @ 0.5A # - for S4-34440-12 only
- Auxiliary power output
- Auxiliary power output: (S4-34440-02) 0.5A max. at 24V ± 3V, electronically current limited to approximately 1A at 25ºC (S4-34440-12) Regulation: 0 to 0.5A with 12V ±0.5V or 24V ±0.5V
- Battery
- Battery supplied in separate packages 12V 2.1Ah for S4-34440-02, 12V 12Ah for S4-34440-12
- Battery fuse
- FS8 F3.16A QUICK BLOW Battery fuse
Overview
What it is and how it fits the system.
The Gent 19104-52 is the S4 Mains Powered Interface Unit (Mk 3), a loop-powered mains interface providing sectored zone outputs, auxiliary output and intrinsically-safe detection and alarm capability for the Gent fire alarm system. It operates between Vmin 24V and Vmax 42V, with sector outputs limited to 0.5A each at 24V ±3V and a 0.5A auxiliary output. Protected by dedicated mains, battery and anti-surge fuses with 2.5mm² terminals, it bridges conventional sectored circuits into the Gent loop.
Specifications
Full technical data for this part.
| Voltage max | Vmax 42V |
|---|---|
| Voltage min | Vmin 24V |
| Sector outputs | Sector outputs: 0.5A max. each at 24V ± 3V, electronically current limited to approximately 1A at 25ºC |
| Auxiliary output | Auxiliary Output: 12V# or 24V @ 0.5A # - for S4-34440-12 only |
| Auxiliary power output | Auxiliary power output: (S4-34440-02) 0.5A max. at 24V ± 3V, electronically current limited to approximately 1A at 25ºC (S4-34440-12) Regulation: 0 to 0.5A with 12V ±0.5V or 24V ±0.5V |
| Battery | Battery supplied in separate packages 12V 2.1Ah for S4-34440-02, 12V 12Ah for S4-34440-12 |
| Battery fuse | FS8 F3.16A QUICK BLOW Battery fuse |
| Mains fuse | FS3 3.15A(T) mains fuse |
| Fuse fs6 | FS6 T3.16A CERAMIC ANTI-SURGE |
| Terminal capacity | Terminals 2.5mm² |
| Mains supply cable | Mains supply cable must be a standard fire resisting type and should meet PH30 classification; requires a minimum conductor cross sectional area of 0.75mm² |
| Mains spur | Mains supply must be via an unswitched 5A fused spur unit; a disconnect device must disconnect both poles with a minimum gap of 3mm |
| Fail safe operation | Fail-safe operation is available on all sectored outputs; if loop communications are lost for a defined duration the sector outputs will be turned ON. Sector outputs will turn OFF immediately when communication is restored. |
| Synchronisation | Adjustable synchronisation pulses can be selected for all sector outputs to synchronise the operation of devices such as xenon strobes or speech sounders. |
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.
Z-System Zener barrier for intrinsically safe detectors
Z969 Zener Barrier for IS detectors (764744)
Z-System Zener barrier for AV device (Drives one sounder or two strobes)
Z779 Zener Barrier to drive IS alarms (764746)
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Heat Sensor Rate Of Rise
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Intrinsically Safe Optical Smoke Detector - Please use base 805590.
803371.EX Optical smoke detector
Optical Sensor (Compatible device with radio base)
803371.EX Optical smoke detector
Intrinsically Safe Dual Angle Optical Heat Detector - Please use base 805590.
803374.EX O2T-multisensor detector
Dual Optical Heat Smoke sensor
803374.EX O2T-multisensor detector
Detector Base. Can be used for ES Conventional and Intrinsically safe detection.
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Banshee Excel IS28 MK6 ATEX approved sounder (No EN54-3 approval) Monitored
SOUNDER-EX Banshee Excel sounder
Timer Octal Base 2-32 Secs. DOE 24V DC C/W Base
compatible / works with: Timer Octal Base 2-32 Secs. DOE 24V DC C/W Base
FAAST LT Replacement Fan Assembly
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Datasheets & documents
Reference downloads.
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