From: David Woodhouse <dwmw@amazon.co.uk>
Date: Sun, 15 Dec 2024 16:47:35 +0000 (+0000)
Subject: Kitchen UFH calibration
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=81222da3b356e84755bd0d5a2c9b5425b274a4ac;p=users%2Fdwmw2%2Fesp32-pool.git

Kitchen UFH calibration
---

diff --git a/kitchen.yaml b/kitchen.yaml
index 51c3b19..8f281d5 100644
--- a/kitchen.yaml
+++ b/kitchen.yaml
@@ -73,8 +73,7 @@ time:
         then:
           climate.control:
             id: ntc_climate
-            mode: HEAT
-            target_temperature: 21°C
+            target_temperature: 12°C
 
       - seconds: 0
         minutes: 30
@@ -82,7 +81,6 @@ time:
         then:
           climate.control:
             id: ntc_climate
-            mode: HEAT
             target_temperature: 10°C
 
 mqtt:
@@ -137,21 +135,22 @@ sensor:
     # ESPHome only wants three.
     # - 22.0706 kOhm -> 5°C
     # - 17.9600 kOhm -> 10°C
- #     - 14.6962 kOhm -> 15°C
- #     - 12.0911 kOhm -> 20°C
- #     - 10.0000 kOhm -> 25°C
+    #  - 14.6962 kOhm -> 15°C
+    #  - 12.0911 kOhm -> 20°C
+    #  - 10.0000 kOhm -> 25°C
     # -  8.3124 kOhm -> 30°C
     # -  6.9434 kOhm -> 35°C
     # -  5.82525 kOhm -> 40°C
-    # Actual readings from SunStone Touchstat
-     -  15.0  kOhm -> 13.9°C
-#    - 12.55 kOhm - > 17.6°C
-     -  12.30 kOhm -> 18.2°C
-     -  9.97  kOhm -> 23.5°C
+
+    # Measured (ESP32 reported resistance vs. IR thermometer)
+      - 11.13 kΩ -> 23.2°C
+      - 15.81 kΩ -> 15.1°C
+      - 20.73 kΩ -> 11°C
   - id: !extend ntc_adc
     filters:
       - multiply: 0.987 # Calibrated vs. multimeter
       # 0.80 -> 0.78
       # 2.52 -> 2.49
       # 1.99 -> 1.96
-
+  - id: !extend ntc_resistance
+    resistor: 9.97kΩ