United Electric Controls' One Series Safety Transmitter
One Series safety transmitter is said to be the first SIL 2-certified transmitter designed solely for safety system applications. The unit features a large digital display that provides process variable, status, self-diagnostics, as well as field programming information. the unit is capable of SIL 3, per IEC 61508. It has configurable self-diagnostics and a response time of less than 100 ms.