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SDA-250
Standalone smoke detector
sda-250_en 03/25
The detector detects the presence of smoke, which is one of the signs of fire. When smoke is
detected, audible and visual signaling is started. The detector meets the EN 14604
requirements.
1. Features
• Visible smoke sensor.
• Detection of dirty smoke chamber.
• LED indicator.
• Built-in sounder (alarm and low battery signaling).
• Detector test / reset button.
• Powered by CR123A 3 V battery.
• Battery status control.
2. Description
Fire alarm
The fire alarm is generated when smoke is detected. It is signaled by a steady ON light of the
LED indicator and a continuous beep. The signaling goes on for up to 5 minutes. Press the
test / reset button (Fig. 1) to clear the alarm and turn off the signaling. The smoke detection
function will be blocked for 5 minutes after the alarm is cleared.
Detector test
If you want to test the operation of the detector, press the test / reset button (Fig. 1). You will
hear a short beep. After a few seconds, the fire alarm should be generated. Test the detector
at least once every 6 months.
LED indicator
The LED indicates:
• dirty smoke chamber – 2 short flashes every 30 seconds,
• low battery – 3 short flashes every 30 seconds,
• alarm – ON (for up to 5 minutes).
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Table of Contents
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Summary of Contents for Satel SDA-250
- Page 1 SDA-250 Standalone smoke detector sda-250_en 03/25 The detector detects the presence of smoke, which is one of the signs of fire. When smoke is detected, audible and visual signaling is started. The detector meets the EN 14604 requirements. 1. Features •...
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Page 2: Tips For Installation
SDA-250 SATEL Sounder The sounder indicates: • low battery – 3 short beeps every 30 seconds, • alarm – continuous beep (for up to 5 minutes). 3. Tips for installation • The detector should be installed indoors, in spaces with normal air humidity. - Page 3 SATEL SDA-250 crush the battery, cut it or expose it to high temperatures (throw it into the fire, put it in the oven, etc.). Do not expose the battery to very low pressure due to the risk of battery explosion or leakage of flammable liquid or gas.
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Page 4: Cleaning The Smoke Chamber
SDA-250 SATEL 5. Install the battery. 6. Replace the detector cover and lock it with a screw. The screw is provided in the bag together with the wall plugs and screws for mounting. The cover cannot be replaced when there is no battery inside the detector. -
Page 5: Battery Replacement
Standby current consumption ................... 15 µA Low battery voltage threshold ..................2.75 V Operating temperature range ..................0°C...55°C Maximum humidity ......................93±3% Dimensions ......................ø108 x 54 mm Weight ..........................170 g The declaration of conformity may be consulted at www.satel.pl/ce... - Page 6 SDA-250 SATEL The SDA-250 standalone smoke detector conforms to the essential requirements of the EU Regulations and Directives: CPR 305/2011 Regulation of the European Parliament and of the Council of 9 March 2011 laying down harmonized conditions for the marketing of construction products and repealing the Council Directive 89/106/EEC on construction products;...
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