3-3
3.2.2
Names and functions of control panel elements
(1) Display
It displays a variety of information about the
water supply unit. (
ĺ
see 7.4)
(2) Operation
selector
switch
The switch is to change the operation mode of
the water supply unit. (
ĺ
see 7.1)
(3) Current mode indicator light
The light is to display the operation mode
currently selected.
(4) Tank
selector
switch
Press this switch to select the receiver tank(s)
to be used. (
ĺ
see 7.2)
(5) Current tank indicator light
The indicator light will be on for the receiver
tank currently selected.
(6) Solenoid valve operation selector switch
Press this switch to change the solenoid valve
operation mode. (
ĺ
see7.3)
(7) Current solenoid valve operation indicator Light
The indicator light will be on for the solenoid valve operation currently selected.
(8) No.1 operation indicator light
The indicator light will be on while the No.1 pump is running, and blinks while the low-flowrate-stop status is
checked in the automatic mode of the No.1 pump.
(9) No.2 operation indicator light
The indicator light will be on while the No.2 pump is running, and blinks while the low-flowrate-stop status is
checked in the automatic mode of the No.2 pump.
(10) No.1 block indicator light and No.2 block indicator light
The indicator light will be on when the Operation Permitted parameter is set to “Operation blocked” for each
pump. (
ĺ
see 7.5)
(11) Power indicator light
The indicator light will be on while the power is turned ON.
It blinks in the inspection mode (
ĺ
see 8.2).
(12) Failure indicator light
The indicator light blinks when an alarm occurs.
(13) No. 1 Manual/Confirm switch
Press the switch to run the No.1 pump in the manual mode.
The switch is also used as the “Confirm” switch in the setting and other modes.
(14) No.2 Manual/Back switch
Press the switch to run the No.2 pump in the manual mode.
The switch is also used as the “Back” switch in the setting and other modes.
(15) Reset switch
This switch is used to reset an alarm.
Generated alarms can be reset by pressing the switch once the cause of the alarm is eliminated.
(16) Buzzer stop switch
The switch is used to manually stop the buzzer when an alarm occurs.
The switch is also used in combination with the cursor switch 1 to switch the basic information items on the
display.
(17) Setting switch
The switch is used to switch to or to exit from the setting mode (
ĺ
see 7.5).
(18) Cursor switch 1
The operating frequency can be changed by pressing the switch in the manual mode of the No.1 pump.
The switch is used to switch the indication items, make the settings, and switch the indication items of the
No.1 pump.
(19) Cursor switch 2
The operating frequency can be changed by pressing this switch in the manual mode of the No.2 pump.
The switch is used to switch the indication items of the No.2 pump.
Reset
Buzzer
stop
Setting
Solenoid
valve
operation
selector
Operation
selector
1
2
1
2
#1 operation
#1 Block
#2 operation
#2 Block
Power
Failure
Manual Stop
Auto
Man.
Open
Man.
Close Auto
Confirm
#1 Manual
Back
#2 Manual
1
2
3
7
6
18
19
17
16
15
12
11
14
13
8
10
10
9
tank
selector
㻠
No.1
No.2
com
mon
㻡
Fig. 3-2-2 Operation panel on the control panel
