F500 Elite.FIELDBUS ADAPTER.Watchdog NTC to Profibus DPcommunications.(Software Version 9.5.x)Approvals: Suitable for use in Hazardous LocationsZone21 / Cat2D / CL II Div 1 GPS E, F & G (V4)When powered with a Class2 power supply.Zone22 / Cat3D / CL II Div 2 GPS F & G (V46)