The Model 340 Trip-Amp module is designed per IEC 61508 standards and Factory Mutual (FM) approved for use in SIL-1 and SIL-2 applications. When three Model 340 Trip-Amp modules are integrated together, the Diamond-SIS solution is FM approved for SIL-3 applications. The Model 340 accepts a digital or analog process input signal, When the analog input signal is used, two user-accessible adjustments allow setting pre-determined high and low set point values. The Model 340 Trip-Amp has an operating range of -22ºF to +167ºF
