Midea MC-SU60-RN1L Operation Manual page 47

The following address can use 03 (read holding registers)
SV1 STATE
SV2 STATE
HEAT1 STATE
Error or protect
Last error or protect
wire control error
Defrost
Anti-freezing electric
heater
Remote control state
N*100+262
N*100+263
N*100+264
N*100+272
N*100+273
N*100+278
N*100+282
N*100+283
N*100+284
43
0: OFF 1: NO
0: OFF 1: NO
0: OFF 1: NO
See "Failure Information
and Code"
See "Failure Information
and Code"
See "Failure Information
and Code"
0: OFF 1: NO
0: OFF 1: NO
0: OFF 1: NO
(state of unit 0)