Chapter 6 - Parameter Description [APP]

APP-22: PID Bypass Selection

 

 

 

APP-23: Sleep Delay Time

 

 

 

 

 

 

 

 

 

 

 

 

APP-24: Sleep Frequency

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

APP►Regul Bypass

 

22

 

0

 

 

APP-25: Wake-Up Level

 

 

 

 

22 --- No ---

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

APP►Sleep Delay

 

 

23

 

60.0

 

Factory Default:

No

 

 

 

0

 

 

 

 

 

 

 

 

 

23

60.0 sec

 

 

 

 

This is used to bypass the PID operation selected in FU2-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Factory Default:

60.0 sec

 

 

60.0

 

47. Select this code to ‘Yes’ when using MMC function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

without PID control. The frequency is determined by real

 

 

 

 

 

 

 

 

 

 

value of control amount instead PID controller output. The

 

APP►Sleep Freq

 

 

 

23

 

19.00

 

real value is also used as the Start/Stop reference of Aux.

 

24

19.00 Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

motors.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Factory Default:

19.00 Hz

 

 

19.00

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The following figure shows the running pattern with this

APP►WakeUp level

 

 

function applied for controlling the flow rate of a tank. To

25

35

control the flow rate according to the water level of a tank,

25

35 %

 

 

divide the water level of the tank into the region to the

Factory Default:

35 %

 

35

number of Aux. motors plus one, and map each region

 

 

 

 

from staring frequency to maximum frequency. The

Sleep function is initiated when flow demand is low.

inverter increases output frequency to lower the water

Inverter stops motor when the motor runs below Sleep

level in the tank when the water level in the tank rises.

Frequency (APP-24) during Sleep Delay Time (APP-23).

When reaching maximum frequency, inverter connects aux.

While in the sleep state, inverter keeps monitoring and

motors connected directly to commercial line. After

initiates Wake-Up function when the real value of the

connecting aux. motor, inverter starts again from the

controlling amount has decreased below the Wake-Up

starting frequency. By selecting APP-22 to ‘Yes’, PID

level (APP-25).

 

 

 

operation is disabled and Control Mode (FU2-47) is

 

 

 

 

changed to ‘V/F’. PID Bypass is available only when Freq.

Note: Sleep function is not operated if the Sleep Delay

Mode (DRV-04) is set to ‘V1’, ‘1’ or ‘V2’. The level in a tank

Time (APP-23) is set to ‘0’.

 

 

can be checked in APP-30 [Actual Value] and APP-31

 

 

 

 

[Actual Percent].

 

 

Actual Value

 

 

 

Output

 

 

 

 

 

 

Frequency

 

 

Wakeup level

 

 

 

Max. Freq.

 

 

 

 

 

 

 

(APP25)

 

 

Time

 

 

 

 

 

 

 

 

Output Frequency

 

Sleep delay

 

 

 

 

 

 

 

Starting

 

 

 

t<APP23

(APP23)

 

Freq.

 

Water Level in

Sleep freq

 

 

 

 

 

 

 

 

H-min

H-max

a Tank

 

 

 

RUN

 

 

(APP24)

 

 

 

 

Main Motor

 

 

 

Time

STOP

 

 

 

 

RUN

 

Aux. Motor

Main

 

 

 

STOP

 

Motor

 

 

 

 

 

 

Stop

Start

 

 

 

 

 

[Aux. Motor Start/Stop without PID Control]

[Sleep Operation]

6-66

Page 158
Image 158
HP 30 30 manual APP-25 Wake-Up Level, 19.00