Safety Instructions13Safety Instructions- Observe the VDE safety regulations!- Observe the admissible maximum level when feeding signals.- A maximum of 0.5 watts of total power may be applied to the RF input.- Only fuses which have the same cut out characteristic may be used.- The unit is also live when disconnected.- In order to avoid electromagnetic interference, the unit may only be operatedwith all screening covers and in a closed condition. Furthermore, make surethat only suitable shielded cables are used.- There is a danger to life during mains operation when the unit is improperlytampered with!ConnectionsFaulty wiring can lead to operating disturbance or defects.Proper useThe operator must make sure, that• the signal meter is only used in accordance with the requirements,• the signal meter is only operated in a perfect, functional condition,• the safety instructions and warnings on the signal meter are not removed andremain legible.Mechanical loadbearing capacityThe MSK 33 is designed for mobile use and the mechanical demands made there.After strong mechanical loads such as collisions, hits or drops, the MSK 33 mayno longer be used because this could damage the unit.