hwBattStringOperStatus
1.3.6.1.4.1.2011.6.164.1.4.4.2.1.99
State of the site battery string module. It is an enumeration type:
If the enumeration value is 1, it indicates that the site battery string is in the normal state;
If the enumeration value is 2, it indicates that the battery string is over upper alarm threshold of temperature;
If the enumeration value is 3, it indicates that the battery string is under lower alarm threshold of temperature;
If the enumeration value is 4, it indicates that battery string loop has disconnected;
If the enumeration value is 5, it indicates that the current of batery is over upper charging threshold;
If the enumeration value is 254, it indicates battery string alarm resume;
If the enumeration value is 255, it indicates battery string operation status unknown.