Vertiv NetSure M830B User Manual

Vertiv™ NetSure™ Control Unit (NCU) User Manual
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The available system alarms can also be mapped to alarm relays (located on controller interface boards) that can be wired to external
alarm circuits.
Table 1.1 Alarm Severity Levels
Alarm
Severity Levels
Red
LED
Yellow
LED
Audible
Alarm Buzzer
Critical Alarm (CR) ON -- ON
Major Alarm (MJ) ON -- ON
Minor Alarm (MN) OFF ON OFF
No Alarm (NA) OFF OFF OFF
• Alarm Status Setting: Indicates if the alarm is active or not active, and the severity level
if active. The available alarm status settings are as follows.
- Critical Alarm: The fault endangers the power systems continued function.
- Major Alarm: The fault reduces the power systems functionality.
- Minor Alarm: Special operating condition.
- No Alarm: The alarm is disabled and no alarm is given.
• The alarm indicator turns OFF if the fault(s) that triggered the alarm clears.
• The audible alarm can be silenced by pressing any key on the NCU local interface pad.
The audible alarm is also silenced if the fault(s) that triggered the alarm clears.
• An audible alarm cutoff feature can be programmed that silences the audible alarm after a
preset programmable time period. The audible alarm can also be disabled.
1.3.3 Operating Data Acquisition and Data Logs
The NCU acquires and analyses real time data from the system's components such as the rectifiers, converters, and supervisory
modules.
The NCU uses this data to process alarms and also records data in logs. The logs are viewed using the Web Interface and consists of
the following. Logs can be saved in the .html (Web page) or .txt (text) format.
Data History Log/Event Log/Alarm History Log: There is a maximum of 60,000 data points recorded between these logs.
• Alarm History Log: Records 4000 latest alarms. The Web Interface displays the latest 500 items.
• Battery Test Log: Up to ten (10) battery discharge tests can be recorded.
• Event Log: Records 4000 latest events. The Web Interface displays the latest 500 items.
• Data History Log: The Web Interface displays the latest 500 items, and you can upload a file with up to the latest 6,000
items in a single date range. Use multiple date ranges to upload more than 6,000 items.
• System Log: Records 3000 items in run log. The Web Interface displays the latest 500 items.
• Diesel Test Log: Records 500 latest diesel test results.
NOTE! For all logs except the Battery Test Log , once maximum number of log entries is reached, new entries overwrite the
oldest entries.

Vertiv NetSure M830B Specifications

General

Brand	Vertiv
Model	NetSure M830B
Category	Controller
Language	English