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Installation & Operation Manual

L932/B

Installation & Operation Manual Ver.1.1

The following chart shows main technical parameters of Model L932/B

Intelligent Pump Controller

.2.

Trip response time of over load

Trip response time of open phase

AC220V-AC440V /60HZ Three Phase
refer to the nameplate

Rated input voltage

5sec-5min

＜

2sec

Trip response time of short circuit

Trip response time of under / over voltage

Trip response time of dry run

Recovery time of over load

Recovery time of under / over voltage

Recovery time of dry run

Trip voltage of over voltage

Trip voltage of under voltage

Liquid level transfer distance

＜

0.1sec

＜

5sec

6sec

30min

5min

30min

115% of the rated input voltage

80% of the rated input voltage

≤

1000m

Dry run
Over load
Transient surge
Under voltage
Over voltage
Pump shaft rust protection

Protection function

Working temperature

Working humidity

Degree of protection

Install position

Unit dimensions ( L x W x H)

Unit weight (net)

Main installation data

-25

℃

-- +55

℃

20% - 90%RH

IP54

Horizontal

31 x 22x 12cm

3.6kg

RS485 technical data

Baud rate

1200 bps

、

2400 bps

、

4800 bps

、

9600bps

Default: 9600bps

RS485 Bus Interface: asynchronism semiduplex

Physics Interface

Protocol type

MODBUS Protocol (RTU)

Pump stalled
Short circuit
Three phase unbalance
Phase reversal
Repeated start
Open phase

Manual / Auto

Pressure control characteristic

Main technical data

Control method

Rated output power

0.75-15KW (1HP-20HP)
refer to the nameplate

Main technical characteristic

Control characteristic

pressure control

Pressure transmitter with0

analog

signal

Содержание Hydrosmart L932/B

Страница 1: ...ar filaments etc into the controller Don t splash water or other liquid over the controller INTELLIGNET PUMP CONTROL PANEL IP54 Before carrying out any installation or maintenance operation controller must be disconnected from the power supply Don t open the cover during running the controller Don t put wire metal bar filaments etc into the controller Don t splash water or other liquid over the co...

Страница 2: ...nto the controller Don t splash water or other liquid over the controller WARNING The electrical and hydraulic connections must be carried out by competent skilled qualfied personnel Never connect AC power to output uvw terminals Ensure the motor controller and power specifications matching Don t install the controller in the following condition Read this manual carefully before any operation Plea...

Страница 3: ... 8 3 3 9 Electrical connection for pressure booster pumping system 4 12 SET DIFFERENT WORKING PRESSURE VALUE 12 4 1 Cut off pressure value setting 12 ST 4 2 1 Pump cut in pressure value setting 13 nd 4 3 2 Pump cut in pressure value setting 5 BASIC OPERATION 13 13 5 1 Switching to MANUAL mode 13 5 2 Switching to AUTO mode 13 5 2 1 AUTO mode working logic description 5 3 Pump protection 14 5 4 Pump...

Страница 4: ...essure booster pumping system by adopting pressure transmitter 0 5 4 5V pump user can easily set the different pressure value and observe the dynamic pressure value in the pipeline Typical usage scenarios include Houses Flats Holidays houses Farms Water supply from wells Industrial plants Construction site The manufacturer is not liable for malfunctioning if the product has not correctly been inst...

Страница 5: ... voltage 80 of the rated input voltage 1000m Dry run Over load Transient surge Under voltage Over voltage Pump shaft rust protection Protection function Working temperature Working humidity Degree of protection Install position Unit dimensions L x W x H Unit weight net Main installation data 25 55 20 90 RH IP54 Horizontal 31 x 22x 12cm 3 6kg RS485 technical data Baud rate 1200 bps 2400 bps 4800 bp...

Страница 6: ...playing area Installation Operation Manual Ver 1 1 3 1 3 Controller components A B 1 Control terminals for electrical connection to float switch probe 2 The terminals for pressure transmitter 3 RS 485 terminals for communication link remote monitor 4 USB port 5 Passive dry contacting point 6 MCB for electrical connection to the power supply 7 Terminals to electrical pump 8 Displaying board 9 Main ...

Страница 7: ...eans the network connection between pump control box and SC slave controller or computer is normal network connection error icon when this icon appears it means there is no network connections or network connection error between pump control box and SC slave controller or computer pump fault icon when this icon appears it means pump control box is displaying some fault information 4 pump parameter...

Страница 8: ... Ensure the motor controller and power specifications matching The electrical and hydraulic connections must be carried out by competent skilled qualified personnel Pump A M PE Pump B M Icon Meaning Description Stop Start 1 Start 2 Start 3 Psi Bar Low Hig pressure value for cut off setting st pressure value for 1 pump cut in setting nd pressure value for 2 pump cut in setting rd pressure value for...

Страница 9: ...ing state including voltage running ampere et LCD screen displaying Press the button The L932 B makes a Di sound and starts countdown LCDscreen displaying Pump A stops running and parameter calibration completed LCD screen displaying Erasing former parameter calibration When pump is reinstalled after maintenance or new pump is installed user must erase the former parameter calibration and a new ca...

Страница 10: ...r Com probe Lower probe Upper probe Wrap the signal cable and down lead of sensor Float switch installation If the float switch is equipped with three wires use the BLACK and BROWN wires In event of different colors use a multimeter to identify correct connections as follows Lower level no reading OFF Upper level positive reading ON Upper level ON Lower level OFF DO NOT ENCASE SENSOR LEADS FLOAT S...

Страница 11: ...echnical data Measure Range Power Supply Output Signal Accuracy Overload Pressure Broken Pressure Insulation Response Time Wires Elec connector Pressure Port Shell Protection Dimension Pin definition 21 6 17 R2 12 12 32 2 0 1 52 5 1 a b c 22 VOUT VCC GND Yellow color wire Red color wire Black color wire a b c Pin definition Value 0 2 5Mpa 5 0 5VDC 0 5 4 5V 2 FS 10 100 2 RP rated pressure 3 RP rate...

Страница 12: ... Intelligent Pump Controller R S T PE U1 U2 V1 V2 W1 W2 A B A B C M M R S T PE U1 U2 V1 V2 W1 W2 water well check valve valve 3 3 Electrical connection for pressure booster pumping system A B C A B Installation Operation Manual Ver 1 1 9 ...

Страница 13: ...p Controller R S T PE U1 U2 V1 V2 W1 W2 R S T PE U1 V1 W1 Upper probe Lower probe Com probe A B C Upper probe Lower probe Com probe water well water well check valve valve check valve valve U2 V2 W2 A B A B C A B Installation Operation Manual Ver 1 1 10 ...

Страница 14: ... L932 B Intelligent Pump Controller Start Stop R S T PE U1 U2 V1 V2 W1 W2 R S T PE U1 V1 W1 A B C water well water well check valve valve check valve valve U2 V2 W2 A B A B C A B Start Stop Installation Operation Manual Ver 1 1 11 ...

Страница 15: ...t in pressure 6bar nd 2 pump cut in pressure value 3bar 4 1 Cut off pressure value setting press the key to switch to manual state make sure the pump not running and LCD screen displaying hold pressing key and click to add or decrease the cut off pressure value loosen key controller makes a DI sound cut off pressure value setting complete ST 4 2 1 Pump cut in pressure value setting press the key t...

Страница 16: ...ion state after 10seconds countdown Note no matter the L932 B is under auto or manual state if the input power being cut off and recovery power again the L932 B will resume its operation state same as the operation state before power being cut off 5 2 1 AUTO mode working logic description Note suppose pump user sets the cut off pressure value 10bar st 1 pump cut in pressure 6bar nd 2 pump cut in p...

Страница 17: ...bnormal situation s have been cleared If pump stalled open phase etc serious failures happened pump user must check the pump and motor immediately and repair the pump 5 4 Pump last five failure record displaying The L932 B can memorize the last five failures of pump so it is very convenient for the pump users to analyse the pump running conditions 1 Normal pressure demanding If pressure value in t...

Страница 18: ...ure Icon THE LATEST FAILURE OF PUMP A IS PUMP STALLED A STOP A STOP Note displaying the pump B last five failure record is same as pump A just by pressing button instead of A STOP B STOP A 380 V 00 MANUAL 00 Bar Low A 5 5 Pump accumulative running time displaying The L932 B can memorize how many hours of pump running so it is very convenient for the pump users to analyse the pump running condition...

Страница 19: ... but pump users require to monitor and control the pump on the ground or in the control room Pumping Room SC2 RS485 1200 meter Max Control Room shield twisted pair cable SPT L932 B A B A B Installation Operation Manual Ver 1 1 16 A B INTELLIGNET PUMP CONTROL PANEL IP54 Before carrying out any installation or maintenance operation controller must be disconnected from the power supply Don t open the...

Страница 20: ...ication link between L932 B Slave Controller SC Installation Operation Manual L932 B Communication address Setting range of controller address 1 126 127 broadcast address Host computer broadcasting Slave machine responsion forbidden Baud rate 1200 bps 2400 bps 4800 bps 9600bps Default 9600bps 1start bit 8data bit 1stop bit no verify 1start bit 8data bit 2stop bit no verify Default 1start bit 8data...

Страница 21: ...y repair or replace pump immediately pump motor running ampere increasing was greater than the normal running ampere calibrated ampere by more than 200 flashing of PUMP STALLED report high line voltage to the power supply company L932 B will attempt to restart the pump every 5minutes until line voltage is restored to normal the real running voltage is higher than the calibrated voltage pump is in ...

Страница 22: ...normal sequence of the three phase input voltage R S T error change the sequence of the three phase R S T PHASE REVERSAL flashing of flashing of flashing of L932 B will attempt to restart the pump every 30minutes until liquid level above the pump intake liquid level in the well sump is below the pump intake pump stops running flashing of DRY RUN Installation Operation Manual Ver 1 1 19 L932 B will...

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