attribute properties modification

src/DynamicAttributes.cpp

@@ -84,7 +84,8 @@ DynamicXPSGroupAttribute::DynamicXPSGroupAttribute (const Config& _cfg)
 {
   //- TODO : insert calls to set attribute properties like format, min, max...
   Tango::UserDefaultAttrProp up;
-  up.set_format ("%7.4d");
+  up.set_format ("%7.4f");
+  up.set_unit (" ");
   this->set_default_properties (up);
   //- TODO : set value to __NAN__
   this->m_position = __NAN__;