Buy Honeywell 900U02-0100 Universal SIL I / O Module Flexible Digital Analog Inputs Outputs The Honeywell 900U02-0100 is a versatile Universal SIL I/O Module designed for safety instrumented systems (SIS) requiring SIL2 (Safety Integrity Level 2) certification per IEC 61508 standards. This advanced module combines exceptional flexibility with certified safety performance, making it an ideal choice for process safety applications in oil and gas, chemical processing, power