IC694MDL634 Description Description IC694MDL634 Emerson Input module 24 VDC 8 point POS/NEG logic. PACSystems RX3i PAC CONTROL AND IO Discrete Input I/O Related products 8423-TB-PG IC200KEN001 GFN-018 GTB-SC-DI16 QSP-CBL4366 GFK-2142