The Remote device IP is the IP address at which the device can be found. The Remote device port is the port number at which it listens for requests.
The Object type is the type of object from which values will be requested. The Object instance number is the unique identifier of the obect/type from which values will be requested. Points request the present value of an object instance.
The Use COV subscription determines whether Mango will attempt to subscribe to COV events for the object on the device. Not all objects support COV subscriptions, and not all devices support them even on object that normally would.
Use Settable to determine whether the interface will allow users to enter value with which to update the object. Only "output" values are considered to be settable.
The Data Type field determines what Mango data type the point will have. Values returned from the BACnet network will automatically be converted to the required type.