Riello RS ULX series

MODBUS INTERFACE KIT Interface kit between the REC27-37 and a Modbus system, such as a building automation and control system (BACS). The Modbus interface is based on the RS-485 standard. BURNER KIT CODE All models equipped with REC 27/37 control box 3010437 BURNER KIT CODE All models equipped with LMV 52 control box 3010377 EFFICIENCY KIT WITH OXYGEN CONTROL The kit includes two temperature sensors: one for air and one for exhaust gas detection. They must be wired to oxygen control kit interface to allow the LMV 52 efficiency calculation. The value is showed on AZL display. PVP (PRESSURE VALVE PROVING KIT) The seal control function is included on Burner Digital Management System, it is only necessary to add the PVP kit on the gas train. BURNER GAS TRAIN KIT CODE ALL MODELS VGD 3010344 17