The entry level class in the professional measurement technology the indication of allocation of test jack is suitable for the model ideally for all professional applications up to 600 v with the large display in combination with the clip on ammeter adapter cla 40 provided with the delivery allows contactless measurement of current up to 40a ac dc by pressing a button the input resistance can be reduced for a short time from 10 m to 400 k in order to avoid faulty measurements through st