MA SIRE1.2 MODBUS HI Q

Modbus Register Min Max Unit Type Notes

4x00001 Room temperature -1500 1500 0.1°C All Read or write room temperature. To write: set parameter 4x00046=1

4x00002 Outdoor temperature -1500 1500 0.1°C All Read or write outdoor temperature. To write: set parameter 4x00047=1

4x00003 Fan speed 0 100 % All Read or write fan speed. To write: set parameter 4x00048=1

4x00004 Heating step 0 100 % All Read or write heat step. To write: set parameter 4x00049=1

4x00005 Door position 0 1 AC 0 = Closed door, 1 = Open door. To write: set parameter 4x00050=1

4x00006 System on/off 0 1 All 0 = Off, 1 = On. To write: set parameter 4x00051=1

4x00007 Week program 0 2 All 0 = Off, 1 = Day, 2 = Night. To write: set parameter 4x00052=1

4x00008 Room temp. day SET 5 35 °C All Temperature setpoint during Day time (deafault value)

4x00009 Room temp. night SBT 5 35 °C All Temperature setpoint when Night is active

4x00010 High speed limit 0 100 % All Limits the fans maximum speed (For AC, at open door)

4x00011 Speed closed door Low 0 100 % AC Speed limit at closed door

4x00012 Summer/Winter Season 0 1 All 0 = Summer (no heat), 1 = Winter (Heat available) Parameter not active in Advanced.

4x00013 Door mode 0 2 AC 0 = Auto, 1 = Fix Open/Close, 2 = Fix open

Set depending on use of door (Always open, open/closed or a mix.)

4x00014 Fan mode FanMode 0 3 FH 0 = Auto, 1 = Thermostat, Manual fan, 2 = Thermostat, Auto fan, 3 = Manual

4x00015 Stepless fan control 0 1 All 0 = Off, 1 = On Used for controlling a unit with frequency inverter, EC-motors or

other 0-10VDC controlled fan.

4x00016 T max speed winter TmaxH -30 30 °C AC At what outside temperature the AC should run at high speed during winter conditions

4x00017 T min speed winter TminH -30 30 °C AC At what outside temperature the AC should run at low speed during winter conditions

4x00018 T min speed summer TminC -30 30 °C AC At what outside temperature the AC should run at low speed during summer conditions

4x00019 T max speed summer TmaxC -30 30 °C AC At what outside temperature the AC should run at high speed during summer conditions

4x00020 Over run mode Auto/ﬁx 0 1 AC 0 = Auto, 1 = User See main manual for function description.

4x00021 High speed over run Hdelay 0 180 s AC Reads currently used overrun time when 4x00020=0 and not the manually set value.

Rounds to nearest multiple of 10. Manually set overruntime for High speed when parameter 4x00020=1

4x00022 Low speed over run Ldelay 0 500 s AC Set overruntime for low speed when parameter 4x00020=1

4x00023 Outdoor temp. limit TLIMH 5 35 °C All Blocks the heat when value on outdoorsensor is above set value.

4x00024 Eco / Comfort TcomfortMode 0 1 All 0 = Eco, 1 = Comfort. See main manual for function description.

4x00025 Open door setp. diff. DiffS 0 10,0 0,1°C AC Increase of temperature set value when the door opens.

4x00026 Heating step diff. DiffH 0 10,0 0,1°C All The temperature difference between activation of electrical heating steps or

increase of fan speed for water heated FH.

4x00027 Room temp. sensor Calib -10,0 10,0 K All Offset of the room temperature value

4x00028 Outdoor temp. sensor Calib -10,0 10,0 K All Offset of the outdoor temperature value

4x00029 Return temp. sensor 0 1 0 = Room, 1 = Return water. If WTA is used, set 4x00029=1

4x00030 Return temp. limit 0 90 °C Maximum temperature of return water when WTA is used (temp. > [set value] reduces the waterﬂow)

4x00031 Heating step limit 0 3 Step All Limit the heat, when using stepless heat, 0-100%