Allen Bradley 1769-IG16 compact input TTL module
The 1769-IG16 compact input TTL module by Allen-Bradley is an input module with 16 current-sourcing low to true inputs, and an operational voltage range of 4.5 to 5.5 Volts DC. It has a 50mV peak-to-peak ripple voltage and an 8 milliseconds input signal delay time. It is a digital input module with a digital filter with 0 seconds, 100 milliseconds, 500 milliseconds, 1 milliseconds, 2 milliseconds, 4 milliseconds, and 8 milliseconds selectable delay times for both ON to OFF and