E-25-7-E
6. FRONT PANEL DISPLAY
6.1 Front Panel Display Functions
The front panel has three control keys – STOP/ROT., RESET
◀
, START/
▲
at the bottom and three LED
status indicators – STOP, SET, OPE (red, orange, green) at top left. The upper LCD 1 is an 8-digit display
with 7mm high characters and the central LCD 2 is an 8-digit display with 2.7mm high characters.
Operation Indicators
(RUN, MV, SV)
Operation status indicator LEDs
STOP (RED), SET (ORG), OPE (GRN)
Operation indicators
(ALM, TC, END)
Tag No. plate
Control keys
STOP (ROT.) RESET (
) START (
)
Fig. 6.1 Front Panel Displays and Controls
Measurement unit label
LCD2 display
Batch setting (8-digit)
LCD1 display
s4ARGETBATCHSETPOINTDIGIT
Displays target batch setpoint only,
while batch process is in progress.
s'RANDTOTALDIGIT
s25.INDICATORSSTANDTHSEGMENTS
light up.)
Labels
Functions
LED indicator
STOP
Stays on while the batch process is stopped.
SET
Comes on while the batch setpoint is changed.
※
OPE.
Stays on while the batch process is in progress.
LED display
RUN
Blinks on and off while power is on (in normal operation).
SV, MV
Comes on in response to valve control signal output SV or MV. (Stays on until reset.)
ALM
Comes on while an alarm output (missing pulse, overmeasurement) is produced.
(Stays on until reset.)
※
2
TC
Blinks in synchronism with each totalizer count and its output to the remote counter.
END
Comes on at the end of batch. (Stays on until reset.)
NOTES:
※
. For information about the batch setup mode, see Section 9. on page 20.
※
2. ALM does not light upon detection of a parameter error.
CAUTION: RUN , SV , MV , ALM , TC , and END are indicated using the LCD 1 horizontal
segments in its 1st and 8th digit. The display shows the batch setting on the 6-digit
display field, excluding these 1st and 8th digits at both ends.
In the grand total mode, the display becomes a full 8-digit counter.