| Modbus address | LIVE MB Register Content | Multiplier | LIVE Parameter Value | Units | Parameter Name | Notes |
| 100 | 0 | 1 | 0 | | Customer ID | |
| 101 | 0 | 1 | 0 | | Site number | |
| 102 | 0 | 1 | 0 | | Building Number | |
| 103 | 0 | 1 | 0 | | Unit Number | |
| 104 | 0 | 1 | 0 | | Device ID | |
| 105 | 0 | 1 | 0 | | Number of Site Design Data Parameters | i.e. size of this table, Commissioning Settings plus User Configurable settings |
| 106 | 0 | 1 | 0 | | Number of System Parameters | Controller Outputs and Calculated parameters |
| 107 | 0 | 1 | 0 | | Number of Power Up Parameters | |
| 108 | 0 | 1 | 0 | | Number of Fans | |
| 109 | 0 | 1 | 0 | | Number of Parameters/Fan | |
| 110 | 0 | 1 | 0 | | Number of Sensors (Inputs) | |
| 111 | 0 | 1 | 0 | | Number of Parameters/Sensor | |
| 112 | 0 | 1 | 0 | | Number of Output-Modules | |
| 113 | 0 | 1 | 0 | | Number of Parameters/Output-Module | |
| 114 | 0 | 1 | 0 | | Maximum consecutive Modbus registers read/write supported by the controller | |
| 115 | 0 | 100 | 0 | ms | Slave Response Timeout Local in ms/100 | controller stores this as multiples of 100ms. |
| 116 | 0 | 10 | 0 | m3h | min_total_airflow_m3h | MVR Minimum Ventilation Rate |
| 117 | 0 | 1 | 0 | Pa | air_pressure | Static building pressure |
| 118 | 0 | 1 | 0 | | min_qty_of_running_fans | Minimum quantity of running fans |
| 119 | 0 | 1 | 0 | s | fan_cycle_period | Fan cycle period if individual fan volume is lower than MinFanVent |
| 120 | 0 | 1 | 0 | m3/h | min_fan_vent_airflow_m3h | Minimum allowable volume per fan in MVR mode |
| 121 | 0 | 0.1 | 0 | Celsius | agri_temp_hyst_times_ten | NTC1 Temperature Hysteresis |
| 122 | 0 | 0.1 | 0 | Celsius | heat_shift_fan_on_times_ten | If Fans cycling, offset of Heater On threshold during Fan on period |
123 | 0 | 1 | 0 | s | cooling_step_increase_delay | Delay time response to cooling demand | 124 | 0 | 1 | 0 | %/10s | cooling_rate_increase_cap | Allowable rate of change of cooling increase per 10sec | 125 | 0 | 1 | 0 | %/10s | cooling_rate_decrease_cap | Allowable rate of change of cooling decrease per 10sec | 126 | 0 | 1 | 0 | m3h | min_fan_cool_airflow_m3h | Minimum allowable volume per fan in Cooling mode (m3/h) | 127 | 0 | 0.1 | 0.0 | Celsius | agri_setpoint_temp_times_ten | Required temperature of building | 128 | 0 | 0.1 | 0.0 | Celsius | agri_heat_shift_temp_times_ten | Offset below Setpoint to the middle of the heating band | 129 | 0 | 0.1 | 0.0 | Celsius | agri_heat_temp_hyst_times_ten | Heating Hysteresis | 130 | 0 | 0.1 | 0.0 | Celsius | agri_cool_shift_temp_times_ten | Offset above Setpoint to the middle of the cooling band | 131 | 0 | 0.1 | 0.0 | Celsius | agri_cool_band_temp_times_ten | Cooling band width (degC) x 10 | 132 | 0 | 1 | 0 | % | Cooling_Vol_Hyst_percent | Hysteresis on cooling volume | 133 | 0 | 1 | 0 | RPM | MB_Fan_Max_Speed | Fan maximum RPM as shown in data sheet. |
| Modbus address | LIVE MB Register Content | Multiplier | LIVE Parameter Value | Units | Parameter Name | Notes |
| 300 | 0 | 1 | 0 | | Design data/configuration changed flag | Assigned as CONFIG_CHANGED_REGISTER (Site Design/Config data changed flag) |
| 301 | 0 | 1 | see next row | | CONTROLLER UPTIME HIGH | Controller seconds since last restart, top 16 bits of 32 bit integer, see total below |
| 302 | 0 | 1 | 0 | s | CONTROLLER UPTIME LOW | Total Controller uptime = bottom 16 bits of integer plus 0x10000 times top 16 bits |
| 303 | 0 | 1 | 0 | | demand_airflow_0_1000 | The proportion of the maximun available airflow that is being used, scaled 0-1000 |
| 304 | 0 | 1 | 0 | | reqd_Fans | The number of fans needed to achieve the airflow at the applicable minimum speed |
| 305 | 0 | 1 | 0 | | pwm_output_0_1000 | The 0-10V Output level for the driven Fan Groups, scaled 0-1000 |
| 306 | 0 | 1 | 0 | s | fan_cycling_on_time | Fan On time if Cycling, seconds |
| 307 | 0 | 1 | see next row | | tot_airflow_m3h_hi | Total Airflow, top 16 bits of 32 bit integer, see total below |
| 308 | 0 | 1 | 0 | m3h | tot_airflow_m3h_lo | Total Airflow = bottom 16 bits plus 0x10000 times top 16 bits |
| 309 | 0 | 0.01 | 0.00 | Celsius | lowest_temp_in_entire_store_times_hundred | Lowest temperature stored in Heating/Cooling demand smoothing store x 100 |
| 310 | 0 | 0.01 | 0.00 | Celsius | highest_temp_in_entire_store_times_hundred | Highest temperature stored in Heating/Cooling demand smoothing store x 100 |
| 311 | 0 | 1 | 0 | | cooling_mode | Cooling Airflow Mode (0 if not cooling) |
| 312 | 0 | 1 | 0 | | HeatingOn | Heating On = 1, Off = 0 |
| 313 | 0 | 1 | 0 | s | previous_cooling_period | Duration of last Cooling Period, seconds |
| 314 | 0 | 1 | 0 | s | previous_heating_period | Duration of last Heating Period, seconds |
| 315 | 0 | 1 | 0 | s | previous_ventilation_period | Duration of last Ventilation (no Heating or Cooling) Period, seconds |