Pulse Input Module Model No :- TK-MDP081 Part No :- 51404351-175 Origin :- Made in USA CLASS I / DIVISION 2 Number of Inputs :- 8 Number of Outputs :- 2 (Note-1) Input type :- Floating, Optically Isolated Frequency Range :- 0 - 100 kHz Counter Size :- 32 bit Power Dissipation :- 7.0 watts max Connection Terminal Blocks :- TC-TBCH, 36-position terminal block. Max. Input Current :- 12.5mA