Hikvision Smoker Detector DS-PDSMK-4

<table border="1" cellpadding="8" cellspacing="0" width="100%">
    <tr>
        <th colspan="2">DS-PDSMK-4 Smoke Detector Specifications</th>
    </tr>

    <tr>
        <td>Operating Voltage</td>
        <td>DC 10.2 ~ 13.8 V</td>
    </tr>
    <tr>
        <td>Start-up Current</td>
        <td>≤ 200 μA</td>
    </tr>
    <tr>
        <td>Start-up Time</td>
        <td>≤ 60 s</td>
    </tr>
    <tr>
        <td>Standby Current</td>
        <td>≤ 60 μA</td>
    </tr>
    <tr>
        <td>Alarm Current (Max)</td>
        <td>35 mA</td>
    </tr>
    <tr>
        <td>Maximum Permitted Current</td>
        <td>80 mA</td>
    </tr>
    <tr>
        <td>Sampling Time</td>
        <td>8 s</td>
    </tr>
    <tr>
        <td>Reset Voltage</td>
        <td>≤ 1 V</td>
    </tr>
    <tr>
        <td>Reset Time</td>
        <td>≤ 1 s</td>
    </tr>
    <tr>
        <td>Alarm Response Threshold (Smoke)</td>
        <td>0.10 ~ 0.16 dB/m (1.51 ~ 2.73 % / ft obscuration)</td>
    </tr>
    <tr>
        <td>Alarm Relay</td>
        <td>SPST, N/O or N/C, 1.0 A @ DC 30 V / 0.5 A @ AC 125 V</td>
    </tr>
    <tr>
        <td>Auto Reset Time</td>
        <td>28 s ~ 35 s</td>
    </tr>
    <tr>
        <td>Sounder Output</td>
        <td>≥ 85 dB @ 3 m</td>
    </tr>
    <tr>
        <td>Operating Temperature</td>
        <td>0 °C ~ +50 °C</td>
    </tr>
    <tr>
        <td>Operating Humidity</td>
        <td>0 % ~ 95 % RH, non-condensing</td>
    </tr>
    <tr>
        <td>Storage Temperature</td>
        <td>-25 °C ~ +80 °C</td>
    </tr>
    <tr>
        <td>Storage Humidity</td>
        <td>0 % ~ 98 % RH, non-condensing</td>
    </tr>
    <tr>
        <td>Alarm Indicator</td>
        <td>Two continuous emitting red LEDs</td>
    </tr>
    <tr>
        <td>Dimensions (Excluding Contacts)</td>
        <td>Φ 100 mm × 35 mm</td>
    </tr>
    <tr>
        <td>Ingress Protection Rating</td>
        <td>IP-42</td>
    </tr>
</table>