EurotronicStellaZ

default

markdown

---
title: EurotronicStellaZ
---

Stella Z-Wave Thermostatic Radiator Valve

# Operation

Wake-up
:   Single button press

Calibrate
:   2.5s button press

Include
:   5s button press

# ozwdaemon

## Enable Polling

`stellaz-poll.sh`

```shell
#!/bin/sh
set -e

PRETEND=echo

MQTT_SERVER=localhost   # CUSTOMIZE ME
MQTT_TIMEOUT=5

# StellaZ multilevel sensor for air temperature
AIR\_TEMPERATURE\_CLASS=49

# intensity 10 ~= 1 minute
# wakeup is 480s ~ 8min so poll every 7mins
INTENSITY=70

get\_value\_id() {
    node_id=$1
    mosquitto_sub -W $MQTT_TIMEOUT -C 1 -h $MQTT_SERVER -t "OpenZWave/1/node/$node_id/instance/1/commandclass/$AIR\_TEMPERATURE\_CLASS/value/#" \
        | python -c "import sys,json; j = json.load(sys.stdin); print(j['ValueIDKey'])"
    }

enable_polling() {
    value_id=$1
    payload='{"ValueIDKey": '$value_id', "Intensity": '$INTENSITY'}'
    echo mosquitto_pub -h $MQTT_SERVER -t "OpenZWave/1/command/enablepoll/" -m "$payload"
}

for node_id in $@
do
    value_id=$(get\_value\_id $node_id)
    enable_polling $value_id
done

```

Usage:

stellaz-poll.sh [node_ids...]

[1]: EurotronicStellaZ?action=sourceblock&num=1

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