Update README.md

README.md

 [PACKAGE]: ../../raw/master/vzlogger-0.0.1-20230806.mkp "vzlogger-0.0.1-20230806.mkp"
-# Title
+# Monitors values form the vzlogger middleware
 
-A short description about the plugin
-
-if there are more than on plugin put it in collapsable sections
-<details><summary>check_plugin_1</summary>
-
-</details>
-<details><summary>check_pluhin_2</summary>
-
-</details>
+see https://wiki.volkszaehler.org/software/controller/vzlogger
 
 ---
 ### Download
@@ -20,8 +12,8 @@ if there are more than on plugin put it in collapsable sections
 
 You can install the package by uploading it to your CheckMK site and as site user run 
 ```
-mkp install PAKAGE_NAME.mkp
-mkp enable PAKAGE_NAME VERSION
+mkp install vzlogger-0.0.1-20230806.mkp
+mkp enablevzlogger-0.0.1 20230806
 ```
 
 In the Enterprise/Free/Cloud edition of CheckMK you can use the GUI to install the package (_Setup_ -> _Extension Packages_ -> _Upload package_)
@@ -34,15 +26,15 @@ Nice ;-) Have a look at the [contribution guidelines](CONTRIBUTING.md "Contribut
 ---
 ### Check Info
 
-The plugin creates the service **_SERVICENAME_** for each discovered FOR WHAT with the **_HOW_TO_BUILD_THE_ITEM_** as item
+The plugin creates for each configured UUID a service. The item depends on the configured _channel type_ and _service name_ (see discovery rule). For not configured UUIDs it will create a service __vzlogger__ with the __UUID__ as item.
+
 
 <details><summary>Montoring states</summary>
 
 | State | condition | WATO | 
-| ------ | ------ | ------ |
-| WARN | condition 1 | yes |
-| CRIT | condition 2 | no |
-| WARN/CRIT | condition 3 | no |
+| ----- | --------- | ---- |
+| WARN/CRIT | if outside of configured levels (upper/lower) | yes |
+| UNKNOWN | if channel type for UUID is not configured | yed (Discovery rule) |
 
 </details>
 
@@ -50,9 +42,11 @@ The plugin creates the service **_SERVICENAME_** for each discovered FOR WHAT wi
 
 | Metric | Unit | Perfometer |
 | ------ | ------ | ------ |
-| METRIC 1 | bit/s | yes |
-| METRIC 2 | C | yes |
-| METRIC 3 | V | no |
+| Electrical power | W | yes |
+| Meter reading | Wh | yes |
+| Electrical voltage | V | yes |
+
+__Note:__ the actual perfdata depends on the configured channel type (see Discovery rule)
 
 </details>
 
@@ -62,14 +56,14 @@ The plugin creates the service **_SERVICENAME_** for each discovered FOR WHAT wi
 
 | Section | Rule name |
 | ------ | ------ |
-| Networking | NAME_OF_THE_RULE  |
+| Applications, Processes & Services | vzlogger  |
 
 | Option | Defailt value |
 | ------ | ------ |
-| OPTION 1 | 10/50|
-| OPTION 2 | 70/90 |
-| OPTION 3 | CHOICE 1 |
-| OPTION 4 | disabled |
+| Levels (upper) | none|
+| Levels lower | none |
+
+__Note:__ _Levels (upper)_ can use predictive levels. In this case the _Levels lower_ will be ignored.
 
 </details> 
 
@@ -77,16 +71,20 @@ The plugin creates the service **_SERVICENAME_** for each discovered FOR WHAT wi
 
 | Section | Rule name |
 | ------ | ------ |
-| Discovery of individual services | NAME_OF_THE_RULE  |
+| Discovery of individual services | vzlogger  |
 
 | Option | Defailt value |
 | ------ | ------ |
-| OPTION 1 | disabled |
+| Channels | empty |
 
-</details> 
+options for each Channels
+
+| Option | Value | Description |
+| ------ | ----- | ----------- |
+| UUID |  uuid form vzlogger output | unique identifiter of the vzlogger channel |
+| Channel type | Electrical Power(W)/Meter reading/Voltage (V) | This will define the service name |
+| Service name (item) | Item | short name of the channel, this will become the item |
 
-<details><summary>HW/SW inventory rules</summary>
-The inventory plugin is not configurable.
 </details> 
 
 ---