The STA safety trip alarm from Moore Industries has been certified by exida for safety instrumented systems to IEC 61508:2010 for systematic integrity up to SIL 3 and for random integrity up to SIL 2, which means it is approved for single use in safety instrumented systems up to SIL 2 and in redundant architecture, such as 1oo2 and 2oo3 up to SIL 3. According to the company, this single-use safety logic solver delivers:
- An alternative method to backing up PLC or DCS soft alarms.
- Emergency shutdown.
- On/off control.
- Product quality and reliability, reduced risks and lower lifecycle costs.
- Suitability for hazardous process conditions.
