From 0cb995e1db4a66ed6f04b6d7a91712caa5335374 Mon Sep 17 00:00:00 2001
From: Greg Dowling <pavoni@users.noreply.github.com>
Date: Wed, 31 Aug 2016 20:08:23 +0100
Subject: [PATCH] Add entity_id example combining multiple sensors (#876)

* Add entity_id example combining multiple sensors

* Add raw/end raw to template
---
 .../binary_sensor.template.markdown           | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/source/_components/binary_sensor.template.markdown b/source/_components/binary_sensor.template.markdown
index 3feed08cf07..02cacfe1466 100644
--- a/source/_components/binary_sensor.template.markdown
+++ b/source/_components/binary_sensor.template.markdown
@@ -66,3 +66,29 @@ binary_sensor:
         value_template: {% raw %}"{{ states.switch.door.state == 'on' }}"{% endraw %} 
         sensor_class: opening
 ```
+
+
+### {% linkable_title Combining multiple sensors, and using entity_id: %}
+
+This example combines multiple CO sensors into a single overall status. It also shows how to use `entity_id`
+
+```yaml
+binary_sensor: 
+  - platform: template 
+    sensors:
+      co:
+        friendly_name: 'CO'
+        sensor_class: 'gas'
+        value_template: {% raw %}>-
+          {%- if is_state("sensor.bedroom_co_status", "Ok") 
+              and is_state("sensor.kitchen_co_status", "Ok")
+              and is_state("sensor.wardrobe_co_status", "Ok") -%}
+          Off
+          {%- else -%}
+          On
+          {%- endif %}{% endraw %}
+        entity_id:
+          - sensor.bedroom_co_status
+          - sensor.kitchen_co_status
+          - sensor.wardrobe_co_status
+```