Electronic Control "QRCE" User Manual
firmware 0.27 Rev.09 EN 22/ 23
8.1. User variables:
MODBUS Point Type: HOLDING REGISTER 16bit
Read command: 03 (03Hex)
Write command: 16 (10Hex)
User Working Mode:
0 = Cool; 1 = Heat; 2 = Auto
On Off Status (Memorized into
EEprom)
0 = Off; 1 = On
Fan Control
0 = Min; 1 = Med; 2 = Max; 3 = Auto
Profile 1: Set Cool Band 1
Profile 1: Set Heat Band 1
Profile 1: Set Cool Band 2
Profile 1: Set Heat Band 2
Profile 1: Set Heat Band 1
Profile 1: Set Cool Band 1
Profile 1: Set Heat Band 2
Profile 1: Set Cool Band 2
Monday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Tuesday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Wednesday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Thursday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Friday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Saturday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Sunday Profile Selection
1 = P1; 2 = P2; 3 = P3; 4 = P4
Profile Enabled
0 = Off; 1 = On
Set point Supply Fan Pressure
Pressure Full Scale Sensor
Night Function enabled by keyboard
Defrost: Set point Expulsion
Temperature
Fresh air temp. set point for
automatic changeover
Season changeover differential