User Interface
19
The
Metering
menu shows the types of metered data and con-
figuration settings for demand values. It also includes the
screen for resetting the meter data.
The
Communications
menu shows the various parameters for
communicating remotely with the device from a PC.
The
Log
menu shows a list of the logs that can be viewed or
reset. Each log has metered values or data about trips and
events that have occurred.
The
Operations
menu is used for troubleshooting and for
reviewing the history of the breaker. It shows a list of tests and
counters that can be viewed.
The
Security
menu allows the user to set the password and
enable the password protection.
The
View Data
menu places the SB Energy-Comm trip unit into
idle display mode.
For each menu, the user can view the present settings and can
change any of the parameter settings (if the user has proper
security clearance.)
3.4
Front Panel LEDs
At the top of the front panel are four light-emitting diode (LED)
indicators which provide information about the operation of the
trip unit and the status of the breaker. These indicators are the
System Check LEDs (for trip unit function information) and the
System Status LEDs (for breaker status information).
3.4.1
System Check LEDs
Two green LEDs indicate the proper operation of the SB
Energy-Comm trip unit. The System Check LEDs blink approxi-
mately once every 3 seconds when the microprocessors are
properly cycling through their protection and metering routines.
System
Check
Protective
Metering
