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<h1 class="title indent">
Template Binary Sensor
</h1>
</header>
<hr class="divider">
<p>The <code class="highlighter-rouge">template</code> platform supports sensors which breaks out the <code class="highlighter-rouge">state</code> and <code class="highlighter-rouge">state_attributes</code> from other entities. The state of a template binary sensor can only be <code class="highlighter-rouge">on</code> or <code class="highlighter-rouge">off</code>.</p>
<p>To enable template binary sensors in your installation, add the following to your <code class="highlighter-rouge">configuration.yaml</code> file:</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">template</span>
<span class="s">sensors</span><span class="pi">:</span>
<span class="s">sun_up</span><span class="pi">:</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="s1">'</span><span class="s">{{</span><span class="nv"> </span><span class="s">states.sun.sun.attributes.elevation</span><span class="nv"> </span><span class="s">&gt;</span><span class="nv"> </span><span class="s">0}}'</span>
<span class="s">friendly_name</span><span class="pi">:</span> <span class="s1">'</span><span class="s">Sun</span><span class="nv"> </span><span class="s">is</span><span class="nv"> </span><span class="s">up'</span>
</code></pre>
</div>
<p>Configuration variables:</p>
<ul>
<li><strong>sensors</strong> array (<em>Required</em>): List of your sensors.
<ul>
<li><strong>friendly_name</strong> (<em>Optional</em>): Name to use in the Frontend.</li>
<li><strong>device_class</strong> (<em>Optional</em>): The <a href="/components/binary_sensor/">type/class</a> of the sensor to set the icon in the frontend.</li>
<li><strong>value_template</strong> (<em>Optional</em>): Defines a <a href="/topics/templating/">template</a> to extract a value from the payload.</li>
<li><strong>entity_id</strong> (<em>Optional</em>): Add a list of entity IDs so the sensor only reacts to state changes of these entities. This will reduce the number of times the sensor will try to update its state.</li>
</ul>
</li>
</ul>
<h2><a class="title-link" name="examples" href="#examples"></a> Examples</h2>
<p>In this section you find some real life examples of how to use this sensor.</p>
<h3><a class="title-link" name="sensor-threshold" href="#sensor-threshold"></a> Sensor threshold</h3>
<p>This example indicates true if a sensor is above a given threshold. Assuming a sensor of <code class="highlighter-rouge">furnace</code> that provides a current reading for the fan motor, we can determine if the furnace is running by checking that it is over some threshold:</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="s">sensor</span><span class="pi">:</span>
<span class="pi">-</span> <span class="s">platform</span><span class="pi">:</span> <span class="s">template</span>
<span class="s">sensors</span><span class="pi">:</span>
<span class="s">furnace_on</span><span class="pi">:</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="pi">{{</span> <span class="nv">states.sensor.furnace.state &gt; 2.5</span> <span class="pi">}}</span>
<span class="s">friendly_name</span><span class="pi">:</span> <span class="s1">'</span><span class="s">Furnace</span><span class="nv"> </span><span class="s">Running'</span>
<span class="s">device_class</span><span class="pi">:</span> <span class="s">heat</span>
</code></pre>
</div>
<h3><a class="title-link" name="switch-as-sensor" href="#switch-as-sensor"></a> Switch as sensor</h3>
<p>Some movement sensors and door/window sensors will appear as a switch. By using a template binary sensor, the switch can be displayed as a binary sensors. The original switch can then be hidden by <a href="/getting-started/customizing-devices/">customizing.</a></p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><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">template</span>
<span class="s">sensors</span><span class="pi">:</span>
<span class="s">movement</span><span class="pi">:</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="s2">"</span><span class="s">{{</span><span class="nv"> </span><span class="s">states.switch.movement.state</span><span class="nv"> </span><span class="s">==</span><span class="nv"> </span><span class="s">'on'</span><span class="nv"> </span><span class="s">}}"</span>
<span class="s">device_class</span><span class="pi">:</span> <span class="s">motion</span>
<span class="s">door</span><span class="pi">:</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="s2">"</span><span class="s">{{</span><span class="nv"> </span><span class="s">states.switch.door.state</span><span class="nv"> </span><span class="s">==</span><span class="nv"> </span><span class="s">'on'</span><span class="nv"> </span><span class="s">}}"</span>
<span class="s">device_class</span><span class="pi">:</span> <span class="s">opening</span>
</code></pre>
</div>
<h3><a class="title-link" name="combining-multiple-sensors-and-using-entity_id" href="#combining-multiple-sensors-and-using-entity_id"></a> Combining multiple sensors, and using entity_id:</h3>
<p>This example combines multiple CO sensors into a single overall
status. When using templates with binary sensors, you need to return
<code class="highlighter-rouge">True</code> or <code class="highlighter-rouge">False</code> explicitly. <code class="highlighter-rouge">entity_id</code> is used to limit which
sensors are being monitored to update the state, making computing this
sensor far more efficient.</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><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">template</span>
<span class="s">sensors</span><span class="pi">:</span>
<span class="s">co</span><span class="pi">:</span>
<span class="s">friendly_name</span><span class="pi">:</span> <span class="s1">'</span><span class="s">CO'</span>
<span class="s">device_class</span><span class="pi">:</span> <span class="s1">'</span><span class="s">gas'</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="pi">&gt;-</span>
<span class="no">{%- if is_state("sensor.bedroom_co_status", "Ok")</span>
<span class="no">and is_state("sensor.kitchen_co_status", "Ok")</span>
<span class="no">and is_state("sensor.wardrobe_co_status", "Ok") -%}</span>
<span class="no">False</span>
<span class="no">{%- else -%}</span>
<span class="no">True</span>
<span class="no">{%- endif %}</span>
<span class="no">entity_id:</span>
<span class="no">- sensor.bedroom_co_status</span>
<span class="no">- sensor.kitchen_co_status</span>
<span class="no">- sensor.wardrobe_co_status</span>
</code></pre>
</div>
<h3><a class="title-link" name="change-the-icon" href="#change-the-icon"></a> Change the icon</h3>
<p>This example shows how to change the icon based on the day/night cycle.</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><span class="s">sensor</span><span class="pi">:</span>
<span class="pi">-</span> <span class="s">platform</span><span class="pi">:</span> <span class="s">template</span>
<span class="s">sensors</span><span class="pi">:</span>
<span class="s">day_night</span><span class="pi">:</span>
<span class="s">friendly_name</span><span class="pi">:</span> <span class="s1">'</span><span class="s">Day/Night'</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="s1">'</span><span class="s">{%</span><span class="nv"> </span><span class="s">if</span><span class="nv"> </span><span class="s">is_state("sun.sun",</span><span class="nv"> </span><span class="s">"above_horizon")</span><span class="nv"> </span><span class="s">%}Day{%</span><span class="nv"> </span><span class="s">else</span><span class="nv"> </span><span class="s">%}Night{%</span><span class="nv"> </span><span class="s">endif</span><span class="nv"> </span><span class="s">%}'</span>
<span class="s">icon_template</span><span class="pi">:</span> <span class="s1">'</span><span class="s">{%</span><span class="nv"> </span><span class="s">if</span><span class="nv"> </span><span class="s">is_state("sun.sun",</span><span class="nv"> </span><span class="s">"above_horizon")</span><span class="nv"> </span><span class="s">%}mdi:weather-sunny{%</span><span class="nv"> </span><span class="s">else</span><span class="nv"> </span><span class="s">%}mdi:weather-night{%</span><span class="nv"> </span><span class="s">endif</span><span class="nv"> </span><span class="s">%}'</span>
</code></pre>
</div>
<h3><a class="title-link" name="is-anyone-home" href="#is-anyone-home"></a> Is anyone home?</h3>
<p>This example is determining if anyone is home based on the combination
of device tracking and motion sensors. Its extremely useful if you
have kids / baby sitter / grand parrents who might still be in your
house that arent represented by a trackable device in home
assistant. This is providing a composite of wifi based device tracking
and z-wave multisensor presence sensors.</p>
<div class="language-yaml highlighter-rouge"><pre class="highlight"><code><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">template</span>
<span class="s">sensors</span><span class="pi">:</span>
<span class="s">people_home</span><span class="pi">:</span>
<span class="s">value_template</span><span class="pi">:</span> <span class="pi">&gt;-</span>
<span class="no">{%- if is_state("device_tracker.sean", "home")</span>
<span class="no">or is_state("device_tracker.susan", "home")</span>
<span class="no">or is_state("binary_sensor.office_124", "on")</span>
<span class="no">or is_state("binary_sensor.hallway_134", "on")</span>
<span class="no">or is_state("binary_sensor.living_room_139", "on")</span>
<span class="no">or is_state("binary_sensor.porch_ms6_1_129", "on")</span>
<span class="no">or is_state("binary_sensor.family_room_144", "on")</span>
<span class="no">-%}</span>
<span class="no">True</span>
<span class="no">{%- else -%}</span>
<span class="no">False</span>
<span class="no">{%- endif %}</span>
<span class="no">entity_id:</span>
<span class="no">- device_tracker.sean</span>
<span class="no">- device_tracker.susan</span>
<span class="no">- binary_sensor.office_124</span>
<span class="no">- binary_sensor.hallway_134</span>
<span class="no">- binary_sensor.living_room_139</span>
<span class="no">- binary_sensor.porch_ms6_1_129</span>
<span class="no">- binary_sensor.family_room_144</span>
</code></pre>
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This is a platform for
<a href='/components/binary_sensor/'>the Binary Sensor component</a>.
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<div class='section'>
<h1 class='title delta'>Related components</h1>
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Template Sensor
</a></li>
<li><a href='/components/switch.template/'>
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<div class='section'>
<h1 class="title delta">Category Binary Sensor</h1>
<ul class='divided'>
<li>
<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.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.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_motion/'>FFmpeg Motion Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.ffmpeg_noise/'>FFmpeg Noise Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.flic/'>Flic Smart Button</a>
</li>
<li>
<a href='/components/binary_sensor.http/'>HTTP Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.hikvision/'>Hikvision Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.homematic/'>Homematic Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.isy994/'>ISY994 Binary Sensor</a>
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<a href='/components/binary_sensor.insteon_plm/'>Insteon PLM Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.iss/'>International Space Station</a>
</li>
<li>
<a href='/components/binary_sensor.knx/'>KNX Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.mqtt/'>MQTT Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.modbus/'>Modbus Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.mysensors/'>MySensors Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.nx584/'>NX584 zones</a>
</li>
<li>
<a href='/components/binary_sensor.nest/'>Nest Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.netatmo/'>Netatmo Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.octoprint/'>OctoPrint Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.rpi_pfio/'>PiFace Digital I/O Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.pilight/'>Pilight Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.ping/'>Ping (ICMP) Binary sensor</a>
</li>
<li>
<a href='/components/binary_sensor.rest/'>RESTful Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.rfxtrx/'>RFXtrx Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.rpi_gpio/'>Raspberry PI GPIO Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.raspihats/'>Raspihats Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.ring/'>Ring Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.spc/'>SPC Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.sleepiq/'>SleepIQ Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.tcp/'>TCP Binary Sensor</a>
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<li>
Template Binary Sensor
</li>
<li>
<a href='/components/binary_sensor.threshold/'>Threshold Binary Sensor</a>
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<a href='/components/binary_sensor.trend/'>Trend Binary Sensor</a>
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<li>
<a href='/components/binary_sensor.velbus/'>Velbus sensors</a>
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<li>
<a href='/components/binary_sensor.vera/'>Vera Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.verisure/'>Verisure Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.wink/'>Wink Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.workday/'>Workday Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.xiaomi/'>Xiaomi Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.zwave/'>Z-Wave Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.zigbee/'>ZigBee Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.zha/'>ZigBee Home Automation Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.arest/'>aREST Binary Sensor</a>
</li>
<li>
<a href='/components/binary_sensor.mystrom/'>myStrom Binary Sensor</a>
</li>
</ul>
</div>
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<script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/2/docsearch.min.js"></script>
<script type="text/javascript">
docsearch({
apiKey: 'ae96d94b201c5444c8a443093edf3efb',
indexName: 'home-assistant',
inputSelector: '#search',
debug: false // Set debug to true if you want to inspect the dropdown
});
document.querySelector('.search .close').addEventListener('click', function(ev) {
ev.preventDefault();
document.querySelector('.search-container').style.display = 'none';
});
document.querySelector('.show-search').addEventListener('click', function(ev) {
ev.preventDefault();
document.querySelector('.search-container').style.display = 'block';
document.getElementById('toggle').checked = false;
document.querySelector('.search-container input').focus();
});
</script>
</body>
</html>