Find it in Testequipmentusa SPECTREX SharpEye 40/40L4 Flame Detector with UV and IR (4.5 um) sensor for hydrocarbon-based fuel and gas fires. Fast Response (200 msec) to flash fire 3 Relays (Alarm, Fault and Auxiliary), 0-20mA stepped, compatible with RS-485 Modbus. Built-in-test (BIT) optional. Ex approved for Zone 1, ATEX, IECEx, FM and CSA Class I Div 1. 5 year warranty and is SIL2 (TUV) approved to IEC 61508