• Analog Input, Analog output, Digital Input, Digital output, Temperature, Vibration, Safety Relays, intelligent relays, Serial, Cell load modules for hazardous and safe area • Suitable for SIL 3 applications according to IEC 61508, IEC 61511. • Suitable for ESD, F&G, DCS, BMS applications. • Independent power supply circuits for each channel on most modules. • Dual channel units are equivalent to two single units because of the absence of common circuitry on most modules. • Single channel versions available when required, to provide single loop integrity . • Configuration components are easily accessed by removing the side cover or via connector front panel. • DIP switch confi gurability for easy fi eld setup. • LED indicator on for power, signal status and line fault conditions. • Modules accept DC power supply over a wide range for 24 Vdc (18-30 Vdc) applications. • Wide operating temp. range: -40 to +60/+70 °C. • Wide range of digital and analog I/O. • SIL 3 Safety Relay contacts rated for 4 A or 10 A for direct switching of high loads. • Three port galvanic isolation to eliminate noise, ground loop problems and to provide Intrinsic Safety without a high integrity safety earth connection. • Line fault alarm detects open or short circuit of field cables. • Optional power bus DIN-Rail connector. • Standard Termination on Board with custom connectors for integration into customized Boards. • EMC Compatibility to EN61000-6-2, EN61000-6-4, EN61326-1, EN61326-3-1 for safety system. • Installation in Zone 2 / Division 2. • Certified for Offshore and Marine applications. • Ultra slim 2 channels 12 mm wide DIN-Rail and Termination Board mounting modules. • Power and fault on bus connectors. • 6 mm per channel means 50% space reduction. • 3 mm per channel on DI module D5231E