EAS ELECTRIC ECRTH2 Manual De Instrucciones página 125

Register
Unit
address
H8 47 Pressure sensor fault
H9 48 Zone 2 water flow temp. sensor(Tw2) fault
The plate heat exchanger water outlet temperature
HA 49
sensor(Tw_out) fault
Hb 50 3 times PP protection and Tw_out<7℃
Communication fault between master unit and slave
Hd 52
unit(in parallel)
Communication fault between main board of hydraulic
HE 53
module and Ta/room thermostat transfer PCB
HF 54 Inverter module board EE PROM fault
HH 55 H6 display 10 times in 120 minutes
Low pressure protection (Pe<0.6) occurred 3 times in 1
HP 57
hour in cooling mode
C7 65 High temp. protection of inverter module
bH 112 PED PCB fault
F1 116 DC bus low voltage protection
L0 134 DC compressor inverter module fault
DC bus low voltage protection(from inverter module
L1 135
mostly when compressor running)
L2 136 DC bus high voltage protection from DC driver
L4 138 MCE fault
L5 139 Zero speed protection
L7 141 Phase sequence fault
Compressor frequency variation greater than 15Hz within
L8 142
one second protection
Actual compressor frequency differs from target
L9 143
frequency by more than 15Hz protection
Content
60
Remarks
Sensor TW2
Sensor Tw_out
V.1