Sis Test

Sis Test. Proof Testing of Safety Instrumented Systems (SIS) 3152014 2 Presenter William (Bill) Sholette Level Products Business Manager Endress + Hauser in Northeast USA 3 Safety Instrumented Systems (SIS) in the Process Industry Definition of “Risk“ File Size 1MBPage Count 29.

Saline infusion sonohysterography (SIS) or saline ultrasound uterine scan uses a small amount of saline (salt solution) inserted into the uterus (or womb) that allows the lining of the uterus (endometrium) to be clearly seen on an ultrasound scan “ Ultrasound ” is the term used for creating pictures or images using highfrequency soundwaves.

What is an SIS Procedure? Are There Any Risks Involved?

SIS procedure really is a simple test and there are only complications in less than 1 percent of all procedures The most common risk is a pelvic infection that can develop a few days after the test In general women who undergo SIS procedure may feel cramping for a few hours after the procedure and could experience some spotting or a vaginal.

Appendix 1: Process for Defining SIS Proof Testing Requirements

modified SIS facilities for testing should be built into the design and therefore requirements for partial proof testing can often be avoided 35 However sometimes and especially for legacy SIS systems it is not possible to reveal all of the undetected failure modes at the proof test interval assumed.