The invention provides cementitious dry mortars comprising. A package encapsulates the control circuit and the substrate. A disk-shaped varistor having a hole at the center is mounted over the base portion of the commutator leg part, and each electrode of the varistor is soldered onto the corresponding base portion. According to the invention, the gripper rotation axis is parallel to and spaced from the horizontal boom rotation axis and in that the gripper rotation drive means provide a gripper rotation direction opposite to the boom rotation direction. A printing device is located above and close to the roll for printing information relating to the content of the banknote package with each bundlingencasing function in mirror image on an inner side of the transparent packaging material taken from the roll so that the content information is durably printed thereon and readable right-way-up from outside the closed package.