Siemens QRA2M(2) The UV flame detectors are designed for use with Siemens burner controls, forthe supervision of gas or oil flames.The QRA... and this Data Sheet are intended for use by OEMs which...
Siemens QRA2.9 The UV flame detectors are designed for use with Siemens burner controls, forthe supervision of gas or oil flames.The QRA... and this Data Sheet are intended for use by OEMs which...