{
    "rtype": 0,  // 0 = modbus, 1 = http/json
    "mtype": 1,  // 0 = other, 1 = meter, 2 = inverter, 4 = battery

    "name": "Socomec COUNTIS E28",   // as displayed in the config dialog
    "manufacturer": "Socomec",
    "dev_type": "socomec_countis_e28",   // will be prefixed by "meter_"

    // modbus parameters
    "rtu": {
        "silence_period": 50,    // msec
        "silence_same_slave": false,
        "retries": 4,
        "rcv_timeout": 120       // msec
    },
    "modbus_read": 3,            // function code to read registers
    "modbus_read_max_registers": 80, 
    "modbus_write": 16,          // function code to write register(s)
    "modbus_write_max_registers": 64,

    // values used to build the model string
    "type_designation": {
        "address": 0xC350,
        "type": "string"
//        "fixed": "Soc"
    },
    "version": {
        "address": 0xC362,
        "type": "int16"
//        "fixed": "1.0"
    },
    "firmware_version": {
        "address": 0xC357,
        "type": "int16"
//        "fixed": "1.0"
    },
    "serial": {
        "address": 0xC35A,
        "type": "int16"
//        "fixed": "0"
    },
    
    // instantaneous values
    "voltage_l1": {
        "address": 0xC558,
        "type": "int32",
        "reserved": [0x7fffffff, 0xffffffff],
        "order": "hl",
        "resolution": 0.01   // result in V
    },
    "voltage_l2": {
        "address": 0xC55A,
        "type": "int32",
        "reserved": [0x7fffffff, 0xffffffff],
        "order": "hl",
        "resolution": 0.01   // result in V
    },
    "voltage_l3": {
        "address": 0xC55C,
        "type": "int32",
        "reserved": [0x7fffffff, 0xffffffff],
        "order": "hl",
        "resolution": 0.01   // result in V
    },
    "current_l1": {
        "address": 0xC560,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 1.0   // result in mA
    },
    "current_l2": {
        "address": 0xC562,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 1.0   // result in mA

    },
    "current_l3": {
        "address": 0xC564,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 1.0   // result in mA
    },
    "power_w": {
        "address": 0xC568,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in W
    },
    "power_var": {
        "address": 0xC56A,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in VAR
    },
    "power_va": {
        "address": 0xC56C,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in VA
    },
    "power_w_l1": {     // we take the bigger one (VA), we only need the sign, not the actual value
        "address": 0xC570,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in W
    },
    "power_w_l2": {
        "address": 0xC572,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in W
    },
    "power_w_l3": {
        "address": 0xC574,
        "type": "int32",
        "reserved": [0x7fffffff, 0x80000000, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in W
    },

    // accumulated values
    "import_w": {
        "address": 0xC702,
        "type": "int32",
        "reserved": [0x7fffffff, 0xffffffff],
        "order": "hl",
        "resolution": 10   // result in Wh
    },
    "export_w": {
        "address": 0xC952,
        "type": "int32",
        "reserved": [0x7fffffff, 0xffffffff],
        "order": "hl",
        "resolution": 10000 // result in Wh
    },

    // inputs
    "inputs": [
     ]
 }