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In stock
Product Code
ATJ-EN(BLK)
SKU
HO2503B
Hochiki Addressable Heat Detector, Black
Addressable Heat Detector, Black
DELIVERY
We always aim to same day dispatch on all orders received before 2.30pm.
TRADE COUNTER
Firesense also offer the ability to collect your order from our trade counter.
Model ATJ-EN is a Multi-Heat Sensor, which is fully compatible with Hochiki’sESP Analogue Addressable Protocol. The ATJ-EN incorporates a Variable Temperature heat element and a Rate of Rise heat element, both of which are controlled from the Control Panel, allowing either thermal element or both elements simultaneously to be active in making the fire decision. The sensor polling LEDs can also be controlled via the Control Panel (pulsing/non-pulsing).
- User selectable modes
- Incorporates Fixed Temperature and Rate of Rise Heat elements
- Twin LEDs allow 360° viewing – green when polling, turn red in fire
- Pulsing/non-pulsing controlled from panel*
- Electronically addressed
- LPCB & VdS approved to classes A1, B & C
- SIL Level 2 approved variants available.
| Approval | EN54-5 |
|---|---|
| Category Type | Detector |
| Colour | Black |
| Detection | Heat |
| IP Rating | IP42 |
| System Type | Addressable |
| Clearance | No |
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Ordering Code
Operating Voltage
Low Power Mode
Quiescent Mode Current
Maximum Current Consumption
Alarm Current (controlled by CIE)
Transmission Method
Operating Temperature
Operating Humidity
Storage Temperature Range
Storage Humidity
Colour / Case Material
Weight (g)
Diameter (mm) / Height (mm)
Compatible Bases
Base Fixing Centres (mm)
Approvals Classes
IP Rating
ATJ-EN - Ivory / ATJ-EN(WHT) - White / ATJ-EN(BLK) - Black
17 to 41 VDC
110 µA
350 µA (typ) at 24 VDC
45.5 mA
9.1 mA (excluding remote indicator)
Digital Communications Using ESP
-10 °C to + 50 °C
95% RH - Non Condensing (at 40 °C)
-30 °C to + 60 °C
<80% RH at 70 °C
Ivory, White or Black / Polycarbonate
90
Ø 100 / 45
YBN-R/3, YBO-R/SCI, YBO-BS, YBO-BSB, YBN-R/3(SCI)
48 ~ 74
A1R, BR, CR, A1S, BS & CS
BS EN 60529:1992+A2 2013 (Protection rating IP42)
