Yokogawa µR20000 - Manual (Page 40)

IM 04P02B01-01E
For the procedure to set the functions, see section 1.10, “Function Setup Guide.”
1-24
1.5 Dsplay
Dsplayed Informaton
Man Dsplay
The recorder is capable of displaying measured values, alarm information, and so on the
VFD (Vacuum Fluorescent Display). Using normal fonts, 30 characters × 2 lines can be
displayed. Using large fonts, 20 characters can be displayed.
RECORD KEYLOCK MATH CHARTEND ALARM 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
Main display
Status display
Various display types are available. Also, different displays can be assigned to the
top and bottom sections of the main display. These display types can be registered to
screens 1 to 15 and switched during operation using the keys.
Status Dsplay
A status display is available at the bottom of the main display. The indicators below turn
ON/OFF.
• RECORD
This indicator turns ON when recording is started and turns OFF when stopped.
• ALARM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
The numbers correspond to measurement channel numbers. The indicator turns ON
when an alarm occurs and turns OFF when the alarm is released.
If the alarm indication is set to hold operation, the indicator blinks when an alarm
occurs. When alarm ACK operation is performed, the indicator turns ON or OFF.
• MATH
This indicator turns ON when computation on the computation function (/M1 option) is
started and turns OFF when stopped.
• KEYLOCK
This indicator turns ON when key lock is enabled and turns OFF when disabled.
• CHART END
This indicator turns ON when the remaining amount of chart paper falls to approximately
2 cm on models with the FAIL/chart end function and output (/F1 option).
Dsplay Types
The following display types are available.
• Displays that show measured values
Measured values can be displayed numerically or using bar graphs. The channels that
are displayed can be switched automatically at constant intervals.
The bar graph displays 0 to 100% using 181 points.
0% 100% 181 dots
• Displays that show alarms
• Displays that show the date/time and chart speed
• Displays that show the remote control input and alarm output relay statuses (/R1 and
/Ax options)
• Displays that show the status
• System display
• Batch name (/BT1 option)
Different display types can be assigned to the top and bottom sections of the main
display.