nextys DCW20 - Event and Alarm Logging

DCW20 User Manual rev. 5
Page 29/34
4.4 Logs
Every event is logged in the device FLASH memory. From the log menu the user can view their
history. Use the UP/DOWN KEYS to navigate between logs, 2 logs are visible simultaneously on the
LCD.
1. Time: time at which the log occurred.
2. Date: date at which the log occurred.
3. Name: unique log name
4. Primary value: optional, see below for details.
5. Secondary value: optional, see below for
details.
Logs are of 3 different kinds: info, alarms and events. All info and alarms have an associated
Modbus field representing the current status (0 if inactive or 1 if active). For info and alarms a log is
generated at each status transaction. In case of active alarm, the front LED and the buzzer turn ON.
4.4.1 Info
4.4.1.1 Battery charging
LCD name
Modbus address
Bat charging
0x4000
Value1
Value2
Inactive (0), Active (1)
Not used
Active when the battery is charging.
4.4.1.2 Battery floating
LCD name
Modbus address
Bat floating
0x4001
Value1
Value2
Inactive (0), Active (1)
Not used
Active when the battery is fully charged.
4.4.1.3 Battery discharging
LCD name
Modbus address
Bat. discharging
0x4002
Value1
Value2
Inactive (0), Active (1)
Not used
Active when the battery is discharging.
4.4.1.4 USB powered
LCD name
Modbus address
USB powered
0x4020
Value1
Value2
Inactive (0), Active (1)
Not used
DCW20 is powered by USB only.
Table 6: Log screen
DCW20_040-02-700-005-EH-1117