OPERATING PROCEDURESLOOP INTERFACE MODULE LEDsI-E96-624A 4 - 32. Recovery from an operator-initiated stop or a moduletimeout.LOOP INTERFACE MODULE LEDsThere are eight LEDs on the LIM faceplate (see Figure 4-2).These LEDs display the contents of event and error counters,and pass/fail information when on-board diagnostics are run(refer to Tables 3-4 and 3-5 for a list of event and error countercodes).BUS TRANSFER MODULE LEDThe Bus Transfer Module has one red/green LED that displaysthe module's operating condition (see Figure 4-3). The BTMStatus LED has three possible states. Refer to Table 4-2 forBTM Status LED states and their meaning. Section 5 explainsthe corrective action to take if the Status LED displays a BTMhardware failure.MODES OF OPERATIONThe Plant Loop-to-Plant Loop Remote Interface has threemodes of operation: Configure, Execute and Error. Within theExecute mode the module has two methods of control: one-wayor two-way control.Figure 4-2. LIM Faceplate LEDsT00399AINLIM0312345678
