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3.2 SD Card Data Storage
The product does not provide SD card, please buy it by yourself, before installing SD card, please format the SD card,
the format document system must be FAT32 format, support 32G SD card in maximum. Format operation as shown in
Figure 3.14, click “Start”, then click “Ok” after the format is completed.
Figure 3.14 Format into FAT32
Some operating state of the air conditioner will be automatically stored in SD card, the storage format is TXT
document format, such as “.TXT” as shown in Table 3.8.
Table 3.8 Air conditioner operating state
Prompt
●
sys
：
2 refers to No. 2 refrigerant system, addr: 1 refers to No. 1 address, outAddr:1 refers to outdoor
unit No. 1 address, error code
：
0x21 refers to alarm code 21.
Note
●
When inserting and removing SD card, ensure to cut off the power of the product, otherwise, the record
maybe abnormal.
3.3 External Input and Output Linkage Function
Please refer to <2.3.2 About Wiring Connection> Table 2.2 External Input and Output Table for external input and output
linkage function.
Please refer to <2.3.2 About Wiring Connection> Table 2.6 Input and Output Using case for external input and output
linkage wiring.
3 Configuration of Modbus Adapter