Requirement
Description
Sensor/Sensors are not
installed
In such case the display shall not display the measured sensor value and
the protection shall not be activated on the sensor readings.
Sensor/Sensors Installed but
not to protect the engine
If system requires to have the engine protected only through the digital
Input but the sensor measured values have to be displayed.
Sensor/Sensors installed and
used for Protection
Normal Operation
Fault in Sensors
The following faults in sensors are detected and announced:
• Sensor Common Open.
• Sensor Open
If Sensor Common Open is detected, non sensors shall be effective
If a Sensor Open on an individual sensor is detected, it renders that sensor
ineffective
Fault Records
Last 64 Faults with time stamping. This is a circular buffer with last 64 faults. Newer
fault shall replace the oldest fault(64th). These can be viewed on the LCD display or
downloaded either by USB or RS485.
The faults logged are as per the list in 3.2.4(Supervision)
Event Records
Last 64 Events with time stamping. This is a circular buffer with last 64 Events. Newer
Event shall replace the oldest event(64th). These can be viewed on the LCD display
or downloaded either by USB or RS485.
The events are:
1.
Parameters Modified
2.
RTC time changes
3.
Password Changed
8.0. Records
9.0. Installation
For dimension details, see the section entitled Dimension latter in this document.
9.1 Terminal Description
