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<h1 class="title indent">
Threshold Binary Sensor
</h1>
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<p>The <code class="highlighter-rouge">threshold</code> binary sensor platform observes the state of another sensor. If the value is below (<code class="highlighter-rouge">lower</code>) or higher (<code class="highlighter-rouge">upper</code>) than the given threshold then state of the threshold sensor is changed. It support also a range if <code class="highlighter-rouge">lower</code> and <code class="highlighter-rouge">upper</code> are given.</p>
<p>If the sensor is configured with no hysteresis and the sensor value is equal to the threshold, the sensor is turned off since it is not <code class="highlighter-rouge">lower</code> or <code class="highlighter-rouge">upper</code> with respect to the threshold.</p>
<p>Its an alternative to the template binary sensors <code class="highlighter-rouge">value_template:</code> to get the abnormal/too high/too low states.</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="pi">{{</span> <span class="nv">states.sensor.furnace.state &gt; 2.5</span> <span class="pi">}}</span>
</code></pre>
</div>
<p>To enable the threshold sensor, add the following lines to your <code class="highlighter-rouge">configuration.yaml</code>:</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="c1"># Example configuration.yaml entry</span>
<span class="s">binary_sensor</span><span class="pi">:</span>
<span class="pi">-</span> <span class="s">platform</span><span class="pi">:</span> <span class="s">threshold</span>
<span class="s">entity_id</span><span class="pi">:</span> <span class="s">sensor.random</span>
<span class="s">lower</span><span class="pi">:</span> <span class="s">20</span>
</code></pre>
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<div class="config-vars">
<h3><a class="title-link" name="configuration-variables" href="#configuration-variables"></a> Configuration Variables</h3>
<dl class="">
<dt><a class="title-link" name="entity_id" href="#entity_id"></a> entity_id</dt>
<dd>
<p class="desc"><span class="type">(<span class="entity_id">entity_id</span>)</span><span class="required">(Required)</span><span class="description">The entity to monitor. Only <a href="/components/sensor/">sensors</a> are supported.</span></p>
</dd>
<dt><a class="title-link" name="lower" href="#lower"></a> lower</dt>
<dd>
<p class="desc"><span class="type">(<span class="float">float</span>)</span><span class="required">(Optional)</span><span class="description">The lower threshold which the observed value is compared against.</span></p>
</dd>
<dt><a class="title-link" name="upper" href="#upper"></a> upper</dt>
<dd>
<p class="desc"><span class="type">(<span class="float">float</span>)</span><span class="required">(Optional)</span><span class="description">The upper threshold which the observed value is compared against.</span></p>
</dd>
<dt><a class="title-link" name="hysteresis" href="#hysteresis"></a> hysteresis</dt>
<dd>
<p class="desc"><span class="type">(<span class="float">float</span>)</span><span class="required">(Optional)</span><span class="description">The distance the observed value must be from the threshold before the state is changed.</span></p>
<p class="default">Default value: 0.0</p>
</dd>
<dt><a class="title-link" name="name" href="#name"></a> name</dt>
<dd>
<p class="desc"><span class="type">(<span class="string">string</span>)</span><span class="required">(Optional)</span><span class="description">Name of the sensor to use in the frontend.</span></p>
<p class="default">Default value: </p>
</dd>
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Introduced in release: 0.34
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Source:
<a href='https://github.com/home-assistant/home-assistant/blob/master/homeassistant/components/binary_sensor/threshold.py'>binary_sensor/threshold.py</a>
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This is a platform for
<a href='/components/binary_sensor/'>the Binary Sensor component</a>.
</div>
<div class='section'>
<h1 class="title delta">Category Binary Sensor</h1>
<ul class='divided'>
<li>
<a href='/components/binary_sensor.ads/'>ADS Binary Sensor</a>
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<a href='/components/binary_sensor.alarmdecoder/'>AlarmDecoder Binary Sensor</a>
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<a href='/components/binary_sensor.android_ip_webcam/'>Android IP Webcam Binary Sensor</a>
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<a href='/components/binary_sensor.bayesian/'>Bayesian Binary Sensor</a>
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<a href='/components/binary_sensor.bbb_gpio/'>BeagleBone Black GPIO Binary Sensor</a>
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<a href='/components/binary_sensor.blink/'>Blink Binary Sensor</a>
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<a href='/components/binary_sensor.bloomsky/'>BloomSky Binary Sensor</a>
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<a href='/components/binary_sensor.command_line/'>Command line Binary Sensor</a>
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<a href='/components/binary_sensor.concord232/'>Concord232 Binary Sensor</a>
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<a href='/components/binary_sensor.ecobee/'>Ecobee Binary Sensor</a>
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<a href='/components/sensor.ecobee/'>Ecobee Sensor</a>
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<a href='/components/binary_sensor.egardia/'>Egardia Binary Sensor</a>
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<a href='/components/binary_sensor.eight_sleep/'>Eight Sleep Binary Sensor</a>
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<a href='/components/binary_sensor.enocean/'>EnOcean Binary Sensor</a>
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<a href='/components/binary_sensor.envisalink/'>Envisalink Binary Sensor</a>
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<a href='/components/binary_sensor.ffmpeg_noise/'>FFmpeg Noise Binary Sensor</a>
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<a href='/components/binary_sensor.http/'>HTTP Binary Sensor</a>
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<a href='/components/binary_sensor.hikvision/'>Hikvision Binary Sensor</a>
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<a href='/components/binary_sensor.hive/'>Hive Binary Sensor</a>
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<a href='/components/binary_sensor.knx/'>KNX Binary Sensor</a>
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<a href='/components/binary_sensor.mqtt/'>MQTT Binary Sensor</a>
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<a href='/components/binary_sensor.raincloud/'>Melnor Raincloud Binary Sensor</a>
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<a href='/components/binary_sensor.mercedesme/'>Mercedes me Binary Sensor</a>
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<a href='/components/binary_sensor.modbus/'>Modbus Binary Sensor</a>
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<a href='/components/binary_sensor.mysensors/'>MySensors Binary Sensor</a>
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<a href='/components/binary_sensor.nx584/'>NX584 zones</a>
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<a href='/components/binary_sensor.nest/'>Nest Binary Sensor</a>
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<a href='/components/binary_sensor.rest/'>RESTful Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.rfxtrx/'>RFXtrx Binary Sensor</a>
</li>
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<a href='/components/binary_sensor.rpi_gpio/'>Raspberry Pi GPIO Binary Sensor</a>
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<a href='/components/binary_sensor.raspihats/'>Raspihats Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.spc/'>SPC Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.satel_integra/'>Satel Integra Binary Sensor</a>
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<a href='/components/binary_sensor.tellduslive/'>Telldus Binary Sensor</a>
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</div>
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