OHM ELECTRIC COOL CABI OCA-H300BC-AW2, Инструкция по эксплуатации

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3 Error
①
Response in case of an error
Exception response
COOLCABI Slave address to 99 byte
unction code byte
Error code byte
CRC
Low-order
byte
High-order
byte
② Error codes
Error name Code Description
Function code error 1 No corresponding function code exists.
Address error 2 The specified address does not exit (For both reading and writing).
Register error 3
Register size error
Ex.) - Number of Read/Write registers is 0
- Number of Read/Write registers is more than 16
Inexecutable 4
- When write inhibit state such as,
1) During internal temperature setting
2) During parameter setting
3) When an alarm that stops cooling operation is generated
- When writing a data out of setting range
- When failed to write memory
If any of the above is applicable to any one of multiple data to be
written, writing is not performed.
4 Communication data
①
Status register
Register No.
Description
Value R W
DEC HEX
x Internal temperature - 9[ x ED] to 99[
ｘ
63]
℃
R
x Evaporator temperature - 9[ x ED] to 99[
ｘ
63]
℃
* 4
R
3 x 3 Compressor operation command [ x ] O , [ ｘ ] ON R
4 x 4 Ext. fan operation command [ x ] O , [
ｘ
] ON R
5 x 5 Int. fan operation command [ x ] O , [
ｘ
] ON R
6 x 6 Alarm terminals - ON O [ x ] O , [
ｘ
] ON R
7 x 7 Alarm terminals -3 ON O [ x ] O , [ ｘ ] ON R
8 x 8 Operating status
[ x ]
：
Cooling is in execution = Stop, = Running
[ x ]
：
Alarm is occurring = Undetected, =
detecting
Takes logical sum of the above
R
9 x 9 Alarm status
[ x ]
：
E alarm
[ x 4]
：
E3 alarm
[ x 8]
：
E4 alarm
[ x ]
：
E5 alarm
[ x ]
：
E6 alarm
[ x 4 ]
：
E7 alarm
[ x 8 ]
：
E8 alarm
[ x 8 ]
：
EC alarm
Takes logical sum of the above
R
x A Alarm status
[ x ]
：
S alarm
[ x ]
：
S alarm
[ x 4 ]
：
S3 alarm
[ x 8 ]
：
S4 alarm
[ x ]
：
S5 alarm
[ x4 ]
：
SE alarm
[ x8 ]
：
tE alarm
Takes logical sum of the above
R
*4 Roof mounting type only. or Lateral mounting type, - 9
［
x ED
］
is returned.