background image

 

NOTE: Do not run or lay the sensor leads,  oat switch 

wire or signal cables must be inside the metal pipe. So 

use PVC or PE tubing.

 

10

 

11

 

 
 

 

 

 

ERASING: 

 

INSTALING LIQUID LEVEL PROBES SWITCH: 

 

 

LIQUID PROBE INSTALLATION

 

 

This needs to be done whenever pump is repaired or a new pump is installed, 

previous parameters needs to be erased before the unit is re-calibrated.

 

Follow the below Instructions to erase the parameter calibration:

 

 

Press the 

 MODE  

key to switch to manual mode. Make sure the pump is

 

 

 

 

 
 

 

Installation 
Stand

 

 

Wrap the signal cable & down-lead of sensor 

Focation cone

 

 

Down-lead of sensor

 

  Upper probe 

 

 

Lower probe 

 

 

Com probe 

 

 

In the event of risk of electric 

storms (lightning) or when liquid 

medium in well or tank or sump 

is very dirty it is recommended

 

 oat switch is used

 

not running.

 

 

Press the 

 STOP  

key approximately for 3 secs and release when the unit 

makes a “Beep” sound.

 

(c)

 

Liquid level probe installation 

 

FLOAT SWITCH INSTALLATION

 

 

If the  oat switch is equipped 

with three wires use the BLACK

 

Unit is now back to factory settings, “ NO CALIBER ”sign will start  ashing on the 

LCD screen. For re-calibration, follow the instructions as given in "CALIBRATION" 

section.

 

Upper level (ON)

 

 

 

 

Lower level (OFF)

 

and BROWN wires. In event of

 

di erent colors use a multimeter 

to identify correct connections 

as follows:

 

Low level no reading OFF

 

Upper level-positive reading ON

 

 

(d)

 

Float switch installation 

 
 
 

 

 

CONNECTIONS

 

CONTROLS DEVICES AND APPLICATIONS

 

2

 

Summary of Contents for DPC 1-1

Page 1: ...struction DPC 1 1 For Single Phase Pumps up to 15A For more information contact us The name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide ...

Page 2: ...ling probes or float switch 12 Pressure boosting application by installing pressure switch 14 Drainage application by installing float switch 15 BASIC OPERATION 16 Manual mode 16 Auto mode 16 Faults protection 17 CAPACITOR 1 8 Capacitor ratings as per motor kW 18 Mounting instructions 18 TROUBLE SHOOTING 1 9 PRODUCT SELECTION 20 SAFETY CAUTION If these safety instructions are not observed it may r...

Page 3: ... applications like water supply drainage or pressure boosting Auto Manual switch Liquid level probes in case of fully automatic models for clear water INTRODUCTION Main technical characteristics Control characteristic Level control with probes for clear water or with floats Pressure control with pressure switch Working modes Manual Auto Main technical data Rated output current amperes 1 5 to 15 A ...

Page 4: ... the right tools according to your own experience LCD SCREEN Minute Second Hour Voltage Ampere CONTROLLER COMPONENTS DIP SWITCH SETTINGS Users can set the function switch to suit different applications Before setting the function switch the unit should be disconnected from the power supply After completing the settings of dip switches power may be applied to the unit Following signs will be displa...

Page 5: ...ual mode Make sure the pump is not running and LCD screen looks as shown on the left FLASH 2 243V 1 7A RUN No Caliber No Water Manual FLASH Press the START key to run the pump confirm the pump is running OK and drawing rated current Also confirm the mains supply is healthy and incoming voltage is normal LCD screen will display voltage and current being drawn by pump 3 08S RUN Again press START key...

Page 6: ... probe In the event of risk of electric storms lightning or when liquid medium in well or tank or sump is very dirty it is recommended oat switch is used not running Press the STOP key approximately for 3 secs and release when the unit makes a Beep sound c Liquid level probe installation FLOAT SWITCH INSTALLATION If the oat switch is equipped withthree wires use the BLACK Unit is now back to facto...

Page 7: ...inals 1 2 3 to achieve sensor free dry run protection Meaning of the messages graphics displayed on the LCD screen TANK FULL Liquid level in the overhead tank has reached upper probe float switch up position pump stops DRY RUN Liquid level in the borewell is below the pump intake pumps stops running NO WATER Liquid level in the underground tank water well is below lower most probe float switch dow...

Page 8: ...arm In case the level in the sump rises even if the pump is draining water and the Float switch B reaches at up position the controller will sound the over f l ow alarm to warn the pump operator Meaning of the messages graphics displayed on the LCD screen FULL Pressure has reached set point and pump has stopped DRY RUN Liquid level in the borewell is below the pump intake pumps stop running NO WAT...

Page 9: ...overs automatically until all the abnormal conditions have been cleared However the recovery time of the control unit is different for different faults Details of recovery times for each fault have already been explained in this manual Recovery time for dry run and overload can be altered and set as per needs However recovery times and values for under and over voltage are factory NOTE In the mode...

Page 10: ... Open the top cover gently using normal star screwdriver While opening the cover make sure you don t damage the existing clip type probes which is connected to the back of the cover House the capacitor inside the holder by lifting the left side of the clamp and press it after inserting the capacitor as shown in the Figure 1 and 2 Connect the capacitor cables to the specified terminal by gently bri...

Page 11: ...rrent is higher than the calibrated current pump is in over load protection state Control unit will attempt to restart the pump every 30 minutes until running current is restored to normal Pump impeller is jammed pump motor dragging pump bearing broken Check pump impeller or bearing Flashing of NO CALIBER Parameter calibration not completed Carry out parameter calibration Flashing of DRY RUN Liqui...

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