| I1 | DO NOT USE (I1) | G_I_xDoNotUseI1 | OFF | — | |
| I2 | External Reset | G_I_xExternalReset | OFF | — | |
| I3 | Enable System | G_I_xEnable | ON | — | |
| I4 | Fresh Water Flow Sensor | G_I_xFreshWaterFlowSensor | OFF | — | |
| I5 | Bore Hole Flow Sensor | G_I_xBoreHoleFlowSensor | ON | SIM ON | |
| I6 | Spring Flow Sensor | G_I_xSpringFlowSensor | ON | — | |
| I7 | High Level Water Tank | G_I_xHighLevelWaterTank | OFF | — | |
| I8 | Warning Level Water Tank | G_I_xWaterTankWarningLevel | ON | — | |
| I9 | Low Low Level Water Tank | G_I_xLowLowLevelWaterTank | OFF | — | |
| I10 | Spare Exp I2 | G_I_xSpareExpI2 | OFF | — | |
| I11 | Fresh Water Pressure | G_I_xFreshWaterPressure | ON | — | |
| I12 | Spare Exp I4 | G_I_xSpareExpI4 | OFF | — | |
| I13 | Bore Hole Pressure | G_I_xBoreHolePressure | ON | — | |
| I14 | Bore Hole Low Switch | G_I_xBoreHoleLowSwitch | OFF | — | |
| I15 | Spare Exp I7 | G_I_xSpareExpI7 | OFF | — | |
| I16 | UV Lamp Fault | G_I_xUVLampFailure | OFF | — | |
| I17 | UV Lamp Power On | G_I_xUvLampPowerOn | ON | — | |
| I18 | Spare Exp I10 | G_I_xSpareExpI10 | OFF | — | |
| I19 | Spare Exp I11 | G_I_xSpareExpI11 | OFF | — | |
| I20 | Spare Exp I12 | G_I_xSpareExpI12 | OFF | — | |
| I21 | Spare Exp I13 | G_I_xSpareExpI13 | OFF | — | |
| I22 | Spare Exp I14 | G_I_xSpareExpI14 | OFF | — | |
| I23 | Spare Exp I15 | G_I_xSpareExpI15 | OFF | — | |
| I24 | Spare Exp I16 | G_I_xSpareExpI16 | OFF | — | |