Effectivement ca fait mal 
Bon après lecture et plusieurs essaies (même ajout manuel) je suis toujours bloqué.
J’ai ceci dans le ‹ › Device controle Get the specification ‹ ›:
{
"result": {
"category": "ywcgq",
"functions": [
{
"code": "max_set",
"desc": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}",
"name": "上限设置",
"type": "Integer",
"values": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}"
},
{
"code": "mini_set",
"desc": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}",
"name": "下限设置",
"type": "Integer",
"values": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}"
},
{
"code": "installation_height",
"desc": "{\"unit\":\"m\",\"min\":100,\"max\":3000,\"scale\":3,\"step\":1}",
"name": "安装高度",
"type": "Integer",
"values": "{\"unit\":\"m\",\"min\":100,\"max\":3000,\"scale\":3,\"step\":1}"
},
{
"code": "liquid_depth_max",
"desc": "{\"unit\":\"m\",\"min\":100,\"max\":2900,\"scale\":3,\"step\":1}",
"name": "液位最大深度",
"type": "Integer",
"values": "{\"unit\":\"m\",\"min\":100,\"max\":2900,\"scale\":3,\"step\":1}"
}
],
"status": [
{
"code": "liquid_state",
"name": "液位状态",
"type": "Enum",
"values": "{\"range\":[\"normal\",\"lower_alarm\",\"upper_alarm\"]}"
},
{
"code": "liquid_depth",
"name": "液位深度",
"type": "Integer",
"values": "{\"unit\":\"m\",\"min\":0,\"max\":10000,\"scale\":2,\"step\":1}"
},
{
"code": "max_set",
"name": "上限设置",
"type": "Integer",
"values": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}"
},
{
"code": "mini_set",
"name": "下限设置",
"type": "Integer",
"values": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}"
},
{
"code": "installation_height",
"name": "安装高度",
"type": "Integer",
"values": "{\"unit\":\"m\",\"min\":100,\"max\":3000,\"scale\":3,\"step\":1}"
},
{
"code": "liquid_depth_max",
"name": "液位最大深度",
"type": "Integer",
"values": "{\"unit\":\"m\",\"min\":100,\"max\":2900,\"scale\":3,\"step\":1}"
},
{
"code": "liquid_level_percent",
"name": "液位比例",
"type": "Integer",
"values": "{\"unit\":\"%\",\"min\":0,\"max\":100,\"scale\":0,\"step\":1}"
}
]
},
"success": true,
"t": 1714984564978,
"tid": "ad5ec6440b8311ef9d60feae420aa81f"
}