HART Output Isolator with Shutdown Input LB4106C, Occupied slots, LB (Zone 2, Class I/Div. 2), 4-channel, Outputs Ex ia, Mounting in Zone 2, Class I/Div.2 or in the safe area, Module can be exchanged under voltage, Analog output module for 0/4 mA ... 20 mA, HART communication via field bus or service bus, Simulation mode for service operations (forcing)