4311 The unit UltraBase201. ETHERNET is used to connect to the network.2. ANALOG OUT manual override. Turn right to activate manual overrideand increase the output voltage. When the corresponding yellow LEDis lit manual override is active. Turn fully left to deactivate.3. Ex OUT is used to connect to expansions modules.4. DIGITAL OUT switch for manual override. Set to AUTO for normaloperation. A yellow LED indicates a closed relay output.5. LOCAL PC is used only for direct connection to a PC with addresshttps:\\192.168.142.1.6. POWER shines green when the unit is powered.7. STATUS shines green when the unit is running. It may take a littlewhile before STATUS lights up when the unit is powered. If it doesnot light up, inputs and outputs are not working. If the status LEDblinks, there is something wrong, go to menu Active Alarm for moreinformation about the error.8. Ex shines green when all the expansion modules that should beconnected are running. If it blinks, a module is missing.9. ALARM has one red LED for A-alarms and one yellow LED forB-alarms. The LEDs blink if there are alarms that need to beacknowledged.10. VDC is used to power the Ultra with 24 V stabilized DC.11. 24VAC is used to power the Ultra with 24 V AC power. Ex OUT is notpowered on AC power.