Yokogawa Standalone MW100 - Manual (Page 229)

5-16 IM MW100-01E
Internal Backup Memory
Function overview: Using the main unit’s internal backup memory (SRAM) even upon
a power failure, data before the failure is saved to CF card without
loss.
Backup memory capacity: For measured and computed data 1.25 Mbyte
For thinned data 256 Kbyte
For manual sample data 8 Kbyte
For report data 48 Kbyte
Display
Status LED Illuminated: Indicates measuring, recording, alarm occurrence,
computing, and receiving data by serial communications
Blinking: Processing recording stop, processing MATH stop
Two-digit 7-segment LED:
MW100 Data Acquisition Unit status display
Unit number, error occurrence time, power ON self-check in
progress, key lock ON, processing.
Ethernet port LED: Ethernet communication status (LINK, ACT)
Measured data monitor display (display on a web browser):
Trend display * , digital display * , bar graph * , meters * , overview
display, alarm summary, manual sample, and report
* Displayed in groups. 18 groups at maximum, 20 channels/group
5.2 Main Module (MW100-E) Specifications