3.4 How to Use the Digital Monitor
3.4.1 How to display operation status, shutdown history, and status of various settings
All display contents of the digital monitor are linked with the LCD monitor. All of the following display contents can be
can be confirmed by the LCD monitor.
Use the following operations to display the contents of other operation/setting status on the LCD monitor and simply
confirm operation status and setting status by the digital monitor.
(1) How to Display the Operation Status
When the power is turned on, discharge pressure is displayed
on the screen of the digital monitor. Use the following proce-
dure to switch the digital monitor to other display.
①
Press the
SWITCH DISPLAY
button. Operation time is
then displayed on the screen.
②
Press the
SWITCH DISPLAY
button. Interstage pressure
is then displayed on the screen together with “b.”
③ Press the SWITCH DISPLAY button. Compressor discharge
temperature is then displayed on the screen together with
“C.”
④
Press the
SWITCH DISPLAY
button. Load rate is then dis-
played on the screen together with “L.”
⑤
Press the
SWITCH DISPLAY
button. Load count is then
displayed on the screen in units of 10,000 times together
with “U.”
Each time the SWITCH DISPLAY button is subsequently
pressed, it continues on to (2) Display of shutdown history
and (3) Monitor display of various settings. To return one
item at a time, press
2
. To return to discharge pres-
sure, press RESET.
● If the alarm or shutdown light is flashing, the shutdown code
is displayed along with “E0” (
page 33, 34).
“E0” indicates the contents of the latest shutdown.
● If the alarm or shutdown light is flashing, it indicates that
the alarm or shutdown has not been reset. Check E0.XX and
reset.
リセット
Toshutdownhistorydisplay
b: Interstagepressure(psi)
P:Dischargepressure(psi)
Operationtime(×10)
Flasheswhenoperationtimeisadded.
L: Loadrate(%)
U: Loadcount(×10,000times)
H: Notused(displayonly)
表示切替
1
2
PressSWITCHDISPLAY.
d:Notused(displayonly)
C:Compressordischarge
temperature(℉)
(122℉)
Proceedsby1each
timepressed.
Returnsby1each
timepressed.
Returnstodischarge
pressure.
1. When other than P0.00 is displayed, automatically
returns to P0.00 discharge pressure display in 3 min-
utes.
2. Load rate is a reference value determined by com-
putation.
23
3. OPERATING THE DSP [How to Use the Digital Monitor]
IMPORTANT