Embraco Fullmotion CF10C Product Manual page 41

CHAPTER 4. OPERATION
Response to:
Set speed
Read set speed
Read operation status
Read power
Read starting trials
Read bus voltage
Read temperature
Read power limitation
Serial set speed
overwrite
Communication error
*See Status Data table.
**See Error Code table
[Note]: Serial set speed overwrite status/command:
00h – Serial set speed does not overwrite the thermostat set point
01h – Serial set speed overwrites the thermostat set point
Remark: if there is no serial communication for more than 4 h then the overwrite
command is resetted.
H Bit
-
-
0
1
1
2
3
4
5
7
7
Note 1 : This response occurs when compressor is running with a high load. If the
Data High byte is 00h, compressor is still running.
Note 2 : Response to the out-of-spec set speed data received while the comp is
running.
Note 3 : This response occurs when compressor is stopped due to high load.
Note 4 : Response to the out-of-spec set speed data received while the comp is
Receive commands structure
ID
5Ah
5Ah
5Ah
5Ah
5Ah
5Ah
5Ah
5Ah
A5h
5Ah
Status Data
LSB MSB
- 00h
- FFh
01h FFh
02h -
02h FFh
04h FFh
08h FFh
10h FFh
20h FFh
80h -
80h FFh
CMD LSB
83h
Status*
80h Speed [RPM]
83h Status*
82h
Power [W]
81h Number of trials
84h Voltage [V]
88h Temperature [ºC x 10]
8Ah Power limitation [W]
C3h [Note]
Code** FFh
Description
Compressor running
Compressor stopped (waiting for
a valid start speed)
Start failure
Overload protection (Note 1)
Overload (Note 3)
Under speed (1550 rpm or lower)
Wrong rotor position
Short circuit
Over temperature failure (Note
6)
Set speed data out of
specification (Note 2)
Set speed data out of
specification (Note 4)
36
MSB CK
CK
CK
CK
CK
CK
CK
CK
CK
00h CK
FFh CK