1.The panel back size is shorter than TK type by about 25% . 2. Faston / Tab type and Screw type are available as standard line up. Screw type is equiped with a terminal cover. Vertical and horizontal jumper for link reduce wires. Short time input operation is available for current type. ( operating at 200% or more of rated current, at input pulse of 10 msec) . It sensitively responds to an pulse input signal to the annunciator relay. For further details, refer to technical information ( page E62) . 4 cotacts can be choosed from 2 contacts linked with the display flag and 3 contacts linked with the coil voltage. Wide contact variations enable to omit some auxiliary relays now in use. The approximately 40% expansion of the name character area enhances visibility of a nameplate.