SSI signal converter PU-20

. Module to convert parallel data 28 bit into synchronous-serial data . Switching threshold adjustable: 1,4 VDC / 12 VDC . Code conversion of gray in binary form possible . SSI protocol + checksum for TR evaluation unit Electrical Data Operating Voltage .....................................................11-29 V DC Power Dissipation (No Load) ....................................< 2 Watt Encoder-Module Number of Parallel-Inputs .........................28 Input Impedance .......................................4,7 kΩ Switching Threshold..................................adjustable by DIP-switches TTL-Level........................................1,4 VDC US-Level..........................................12 VDC Edition interface ........................................................SSI (synchronous-serial) Clock Input ................................................Optocoupler Data Output...............................................RS422 (2-wire) Clock Frequency .......................................80 kHz ... 1 MHz No Pulse Period ........................................min. 24μs Min. Clock Number....................................= Number of Parallel-Data Output Format ...........................................on beginning with MBS Code (adjustable)......................................standard (Gray) or from Gray in binary Number of Data Bits (adjustable) ..............28 data bits without checksum, 28 data bits + 15 bits checksum