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Heatpump: Convert pressure sensors from kgf/cm² to bar #37

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Merged
ElVit merged 1 commit into from
Aug 5, 2026
Merged

Heatpump: Convert pressure sensors from kgf/cm² to bar #37

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5 changes: 2 additions & 3 deletions components/panasonic_heatpump/sensor/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,6 @@

UNIT_LITRE_PER_MINUTE = "L/min"
UNIT_ROTATIONS_PER_MINUTE = "r/min"
UNIT_PRESSURE_KGFCM2 = "kgf/cm²"
UNIT_BAR = "bar"
ICON_PUMP = "mdi:pump"
ICON_VALVE = "mdi:pipe-valve"
Expand Down Expand Up @@ -604,7 +603,7 @@
accuracy_decimals=2,
device_class=DEVICE_CLASS_PRESSURE,
state_class=STATE_CLASS_MEASUREMENT,
unit_of_measurement=UNIT_PRESSURE_KGFCM2,
unit_of_measurement=UNIT_BAR,
),
cv.Optional(CONF_TOP65): sensor.sensor_schema(
PanasonicHeatpumpSensor,
Expand All @@ -618,7 +617,7 @@
accuracy_decimals=2,
device_class=DEVICE_CLASS_PRESSURE,
state_class=STATE_CLASS_MEASUREMENT,
unit_of_measurement=UNIT_PRESSURE_KGFCM2,
unit_of_measurement=UNIT_BAR,
),
cv.Optional(CONF_TOP67): sensor.sensor_schema(
PanasonicHeatpumpSensor,
Expand Down
5 changes: 3 additions & 2 deletions components/panasonic_heatpump/sensor/panasonic_heatpump_sensor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
namespace esphome {
namespace panasonic_heatpump {
static const char* const TAG = "panasonic_heatpump.sensor";
static constexpr float KGF_CM2_TO_BAR = 0.980665f; // 1 kgf/cm² = 0.980665 bar

void PanasonicHeatpumpSensor::dump_config() {
LOG_SENSOR("", "Panasonic Heatpump Sensor", this);
Expand Down Expand Up @@ -261,7 +262,7 @@ void PanasonicHeatpumpSensor::publish_new_state(const std::vector<uint8_t>& data
return;
break;
case SensorIds::CONF_TOP64:
new_state = PanasonicDecode::getByteMinus1Div5(data[163]);
new_state = PanasonicDecode::getByteMinus1Div5(data[163]) * KGF_CM2_TO_BAR;
if (this->has_state() && this->get_state() == new_state)
return;
break;
Expand All @@ -271,7 +272,7 @@ void PanasonicHeatpumpSensor::publish_new_state(const std::vector<uint8_t>& data
return;
break;
case SensorIds::CONF_TOP66:
new_state = PanasonicDecode::getByteMinus1Times50(data[164]);
new_state = PanasonicDecode::getByteMinus1Times50(data[164]) * KGF_CM2_TO_BAR;
if (this->has_state() && this->get_state() == new_state)
return;
break;
Expand Down
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