Replacement chart strips are available for baro-thermographs from G. Lufft Mess- und Regeltechnik GmbH. The chart strips are compatible with the following device models: 8040, 8041. The following chart strips are available for Lufft thermohygrographs: BT 818, BT 725, BT 816, BT 556, BT554, BT663, BT 672, BT269, BT805.
You can find the respective device number on the base plate of your Lufft device. The diagram number can be found at the bottom right of the recording paper.
