Eagle signal b856 high-accuracy digital timer manufactures popular operating modes in a compact 1/ 16 din package. It is field selectable to perform any standard timing operation in the following modes: on-delay, off-delay, interval, or repeat cycle. For many applications, an on-delay/interval mode allows one unit to perform the functions of two separate timers. B856 meets iec 801 level-four noise-immunity standards ensuring flawless operation in electrically noisy environments.