diff --git a/Vaisala_WXT530_Modbus_v3.csv b/Vaisala_WXT530_Modbus_v3.csv
new file mode 100644
index 0000000..5ee36cb
--- /dev/null
+++ b/Vaisala_WXT530_Modbus_v3.csv
@@ -0,0 +1,19 @@
+type,address,name,data_type,control_address,pics_address,pics_data_type,notes
+Input_Register,300015,Air_Pressure,uint16,400015,,,Counterpart line 3.
+Holding_Register,400015,Air_Pressure_Ovr,uint16,,410001,Integer,Counterpart for line 2.
+Input_Register,300052,Air_Temp,uint16,400052,,,Counterpart line 5.
+Holding_Register,400052,Air_Temp_Ovr,uint16,,410003,Integer,Counterpart for line 4.
+Discrete_Input,10203,Comm_Error,bool,00203,,,Counterpart line 7.
+Coil,00203,Comm_Error_Ovr,bool,,,,Counterpart for line 6.
+Input_Register,300056,Dew_Point,uint16,400056,,,Counterpart line 9.
+Holding_Register,400056,Dew_Point_Ovr,uint16,,410005,Integer,Counterpart for line 8.
+Input_Register,300101,Enthalpy,uint16,400101,,,Counterpart line 11.
+Holding_Register,400101,Enthalpy_Ovr,uint16,,410007,Integer,Counterpart for line 10.
+Input_Register,300011,Humidity,uint16,400011,,,Counterpart line 13.
+Holding_Register,400011,Humidity_Ovr,uint16,,410009,Integer,Counterpart for line 12.
+Input_Register,300100,Wet_Bulb,uint16,400100,,,Counterpart line 15.
+Holding_Register,400100,Wet_Bulb_Ovr,uint16,,410011,Integer,Counterpart for line 14.
+Input_Register,300019,Wind_Direction,uint16,400019,,,Counterpart line 17.
+Holding_Register,400019,Wind_Direction_Ovr,uint16,,410013,Integer,Counterpart for line 16.
+Input_Register,300063,Wind_Speed,uint16,400063,,,Counterpart line 19.
+Holding_Register,400063,Wind_Speed_Ovr,uint16,,410015,Integer,Counterpart for line 18.