... 40 KHz (particularly suitable for control of sub-drive); output frequency resolution: 1 Hz; of programming: the largest 99; enter: ... importation of generic switch input.6. Output 1, 2 and export output of three common switches output.7. COM +, COM-switch ... , theyhave the same input interface circuit. "Output 1", "output 2", "Output 3" as the output signal, they have the sameoutput interface circuit. ...