background image

 

 

 

 

 

NFO

 

Drives

 

AB

 

2021

 

 

201013

2

 

Operating

 

and

 

Installation

 

Manual

 

 

46

 

9.3.3  Running with analog setpoint 

Example below applies to running motor with analogue setpoint 0 – 10 V resulting in 10 – 60 Hz frequency. 

  Connect analog control signal between terminal 20 (AIN1.P) and terminal 21 (AIN1.N). 

  Check that parameter

 Ain 1 Type

 in parameter group 

Control 

is set to 

0-10 V

 Set 

parameter

 Min Freq 

in parameter group 

Frequency

 to 10Hz. 

 Set 

parameter

 Max Freq 

in parameter group 

Frequency

 to 60Hz. 

  Start motor by connecting terminal 1 (DIN1, Run signal)) to terminal 9 (+24V). 

  Stop motor by disconnecting terminal 1 and terminal 9. 

9.3.4  Process regulation with fixed setpoint 

The procedure below is designed for process regulation with fixed setpoint and feedback signal 0 – 10V using a 0 – 
300 kPa pressure sensor. Control mode 

Frequency

 will be used. 

 Set 

parameter 

Control Mode

 in parameter group 

Control

 to 

PI-reg

  Connect actual value signal between terminal 22 (AIN2.P) and terminal 23 (AIN2.N). 

  Check that parameter

 Ain 2 Type

 in parameter group 

Control

 is set to 

0-10V

 Set 

parameter 

Unit

 in parameter group 

PI-reg

 to k

Pa

 Set 

parameter 

Op Mode

 in parameter group 

PI-reg

 to 

Fix1 F

  Adjust parameter F

ix Reg1 

in parameter group 

PI-reg

 to desired setpoint value. 

  Set desired max and min motor frequency using parameter 

Max Freq

 and 

Max Freq

 in parameter group 

PI-reg

  Set actual value sensor measures at 0V (0 kPa) using parameter 

Actual Min

 in parameter group 

PI-reg

.  

  Set actual value sensor measures at 10V (300 kPa) using parameter 

Actual Max

 in parameter group 

PI-reg

  Set the regulator amplification using parameter Reg Kp in parameter group PI-reg. 

  Set regulator integration time using parameter Reg Ti in parameter group PI-reg. 

  Start motor by connecting terminal 1 (DIN1, Run signal)) to terminal 9 (+24V). If you are not in Auto mode 

press [MAN/AUTO]. 

  Stop motor by disconnecting terminal 1 and terminal 9. 

9.3.5 Process 

regulation 

with analog setpoint 

The procedure below is designed for process regulation with analog setpoint 0 – 10V and feedback signal 0 – 10V 
using 0 – 300 kPa pressure sensors. 

 Set 

parameter 

Control Mode

 in parameter group 

Control

 to 

PI-reg

  Connect actual value signal between terminal 22 (AIN2.P) and terminal 23 (AIN2.N). 

  Connect setpoint value signal between terminal 20 (AIN1.P) and terminal 21 (AIN1.N). 

  Check that parameter

 Ain 2 Type

 in parameter group 

Control

 is set to 

0-10V

  Check that parameter

 Ain 1 Type 

in parameter group 

Control

 is set to 

0-10V

 Set 

parameter 

Op Mode

 in parameter group 

PI-reg

 to 

Terminal.

 

 Set 

parameter 

Unit

 in parameter group 

PI-reg

 to k

Pa

  Set desired max and min motor frequency using parameter 

Max Freq

 and 

Max Freq

 in parameter group 

PI-reg

  Set actual value from sensor at 0V (0 kPa) using parameter 

Actual Min

 in parameter group 

PI-reg

.  

  Set actual value from sensor at 10V (300 kPa) using parameter 

Actual Max

 in parameter group 

PI-reg

  Set setpoint value from sensor at 0V (0 kPa) using parameter 

Setpoint Min

 in parameter group 

PI-reg

.  

  Set setpoint value from sensor at 10V (300 kPa) using parameter 

Setpoint Max

 in parameter group 

PI-reg

3006469-2022-04

Содержание NFO 3A4D3490D

Страница 1: ...www nfodrives se info nfodrives se 46 454 370 29 Tubba Torg 5 SE 374 32 Karlshamn Sweden Operating and Installation Manual NFO Sinus Optimal 3006469 2022 04...

Страница 2: ...l notes 15 5 2 Keyboard and display 15 5 3 Indicators and Motor status 17 5 4 Operating modes 17 5 4 1 Manual Mode 18 5 4 2 Auto Mode 18 5 4 3 Bus Mode Serial channel Field bus 19 5 5 Parameter specif...

Страница 3: ...elay 2 Run indication 36 5 13 3 Analog outputs 36 5 14 Communication interfaces 36 5 15 Display setup 37 5 16 Status Temperature Counters and Version 37 5 17 Reset to factory settings 37 5 18 Alarm an...

Страница 4: ...l section are connected to the mains supply when the inverter is powered WARNING Touching any components with the mains supply connected can be fatal Always disconnect the mains supply before opening...

Страница 5: ...requency and 100 of rated output current 5 CDM Complete Drive Module efficiency class according to Commission Regulation EU 2019 1781 and IEC 61800 9 2 2017 6 Due to sinusoidal voltage output from the...

Страница 6: ...input PTC or Klixon Electronic motor overload protection Switch off if motor load is over rated power for a long time Ambient conditions Ambient operating temp 10 45 C Storage temp 20 60 C Humidity 0...

Страница 7: ...or cover is not allowed After installation make sure all grommets at the cable entries are mounted and the cover is closed and secured with its screws to avoid contact with dangerous voltages 3 1 Moun...

Страница 8: ...nted between the inverter terminals U V and W and the motor but it must only be operated when the motor is not running First time powered up the installer must select application enter motor name plat...

Страница 9: ...3 2 5 mm AWG 26 AWG 14 To connect the cable carefully push the actuator downward If a tool is used make sure it does not damage any components on the circuit board The signal cables should be fixed to...

Страница 10: ...N Analogue input 2 neg Process regulator actual value input negative 0V I O Ground 24 AOUT1 I Analogue output 1 I Current output 1 25 AOUT1 U Analogue output 1 U Voltage output 1 impedance 50 26 AOUT...

Страница 11: ...ollowing sections Fig 2 Jumper placement and default settings 4 1 3 Analogue current input To use analogue current input 1 move J701 to I position If more than one unit is controlled by a single curre...

Страница 12: ...olled via an RS485 type serial channel Connection is made through terminals 32 RS485 A and 34 RS485 B If the signals are to be bridged to further units terminals 33 and 35 can be used as in Fig 5 Term...

Страница 13: ...r B Brake resistor Connection for external brake resistor between B and Internal DC link voltage negative and positive terminals Positive terminal also used for external brake resistor option PE Prote...

Страница 14: ...A motor with a nominal voltage of 400V Y 230V D must be configured for Y connection and a motor with nominal voltage of 690V Y 400V D must be configured for D connection Setup of motor parameters and...

Страница 15: ...r into parameter or parameter group Save parameter Enter toggle between normal screen and setup menu tree Leave parameter parameter group or leave parameter unsaved Toggle Operating mode between Manua...

Страница 16: ...rating and Installation Manual 16 The following flowchart Fig 9 shows how different screens are reached examples of appearance and explanation of text Fig 9 Programming flowchart and screen examples w...

Страница 17: ...he inverter with an external start signal from terminal 1 DIN1 The Manual mode is normally used for test and programming as well as running the inverter with the use of the keyboard The inverter will...

Страница 18: ...e and run signal terminal 1 DIN1 is not active the Motor status shows Standby The source for the setpoint is selected by the parameter Op Mode Setp Source for the control mode concerned see 5 9 1 5 10...

Страница 19: ...ue Input terminal 0 20 mA Current 0 20mA 20 and 21 J701 at I position 4 20 mA Current 4 20mA 20 and 21 J701 at I position 20 mA Current 20mA 20 and 21 J701 at I position 0 10 V Voltage 0 10V 20 J701 a...

Страница 20: ...lay FixFrq5 FixSpd5 FixReg5 Aout 1 Max RS485 autostop Brake chop Heat sink 3 Menu readonly Start count PTC Temp Tuning DC brake FixFrq6 FixSpd6 FixReg6 Aout 2 Mode RS485 failsafe Stator freq Heat sink...

Страница 21: ...elay from motor has stopped until new Run signal is accepted 0 0 s 0 0 10 0 s Stby Run DC Brake Time in seconds for motor DC braking before start 0 s 0 10 s Stby Run Kp speed Amplifier component speed...

Страница 22: ...0 0 Stby Run Reg On Limit Turn on motor when actual value above on limit 0 0 2000 0 2000 0 Stby Run Output Relay 1 Mode Disable Function disabled Running Motor running Run Fwd Motor running forward Ru...

Страница 23: ...l input current mA Read Keyboard Bitmask input of keyboard Read Terminals Bitmask input of terminals DIN1 8 Read Temperature Motor temp Estimated motor temperature in percent of max Read Power module...

Страница 24: ...ers the installer will be prompted to select application type for the inverter The purpose of selecting application is to preset acceleration and deceleration ramps to a value suitable for the applica...

Страница 25: ...lowable limit for the inverter If the auto tuning process results in an error the cause of error must be identified and corrected before the motor can be started Faults may be due to Motor not connect...

Страница 26: ...has a nominal frequency of 50Hz and is to accelerate from 0 to 80 Hz in 2 sec and brake from 80 to 5 Hz in 9 sec tAccel 50 2 80 1 25 s tDecel 50 9 75 6 00 s The inverter cannot accelerate faster than...

Страница 27: ...the time from when inverter is powered until it accepts a start command PowerOn Delay can be useful to handle short time power failures interrupts and restarting when operating with large inertial to...

Страница 28: ...d motor model Estimated speed ac tual value Integrator c omponent Fig 11 Speed regulator If you have any doubts or problems please contact NFO Drives AB 5 8 8 Frequency sleep setting This function is...

Страница 29: ...max current limit Use the parameters Boost time to set the time after start in seconds and Boost Level 0 100 of exceeding current capacity to set the increased current limit during boost time period...

Страница 30: ...7 Analog 1 F Analogue input 1 clockwise Analog 1 R Analogue input 1 counter clockwise Analog 2 F Analogue input 2 clockwise Analog 2 R Analogue input 2 counter clockwise Fix 1 F Frequency from paramet...

Страница 31: ...rom parameter Fix Spd 4 clockwise Fix 5 F Speed from parameter Fix Spd 5 clockwise Fix 6 F Speed from parameter Fix Spd 6 clockwise Fix 7 F Speed from parameter Fix Spd 7 clockwise Fix 1 R Speed from...

Страница 32: ...al Min och Actual Max which translates the minimum and maximum signal level from the actual value input corresponding to the selected unit The regulator generates an output signal in the form of a set...

Страница 33: ...1 clockwise Analog 1 R Analogue input 1 counter clockwise Analog 2 F Analogue input 2 clockwise Analog 2 R Analogue input 2 counter clockwise Fix 1 F Setpoint from parameter Fix Reg 1 clockwise Fix 2...

Страница 34: ...an be set to 1 a positive or increasing value of the output signal if the regulator setpoint is greater than the current actual value or 1 a negative or decreasing value of the output signal if the re...

Страница 35: ...load The final value of 100 0 corresponds to nominal load and the electronic motor overload protection trips when this value is passed The ambient motor temperature is set with parameter Amb Temp in t...

Страница 36: ...U and terminal 27 AOUT2 U and current output at terminal 24 AOUT1 I and terminal 26 AOUT2 I respectively Both are related to any of the 0V terminals To scale the output use parameter Aout 1 2 Max cur...

Страница 37: ...e selectable actual values are shown lower left middle and right position By default the actual values of IRMS PRMS and PF power factor are shown respectively Users may change these values by altering...

Страница 38: ...g Some faults have to persist for a given time Delay before they generate a fault Motor Fault e g AC fail ErrCnt 2 RstDly RstDly RstDly RstDly T rT ime T rT ime RstDly isreset Fig 14 Typical fault sit...

Страница 39: ...setpoint or Ain Type not set correctly DC Low Trip Fail Fail 2 DC link voltage too low or supply is disconnected Power supply voltage too low Check inverter mains connection DC High Fail Fail 2 DC li...

Страница 40: ...00h to parameter SMODE Modbus register 0298h NFO Classic E00AD 6 Communication using Modbus Modbus RTU or Modbus ASCII can be used for communication with the inverter Available communication ports are...

Страница 41: ...tick per every 36 s Read only Running Time 40 02ACh 02ADh UINT32 h 102 one tick per every 36 s Read only Serial Control Parameters MODE 34 0294h UINT16 1 Manual 2 Auto 3 Bus SMODE Command 35 0298h UIN...

Страница 42: ...nt too low 43 Calibr Done Calibrate procedure finished 12 Cur High Output current too high 44 BasicTun Ok Basic tuning finished 13 Run Fail Locked rotor unable to control motor 45 Full Tun Ok Full tun...

Страница 43: ...re ack 15 Stopping Inverter is decelerating towards a stop An example of communication could be that bus master sets the Bus control command bit and then waits for inverter to respond with Control fro...

Страница 44: ...rter to respond with Enabled Now the bus master may start the motor using the Switch on command bit and inverter will respond with bit Operating When master clears the Switch on bit inverter will dece...

Страница 45: ...t direction Press MAN AUTO to go to Manual mode Set the frequency desired in display window Use and to change setpoint Positive frequency setpoint means clockwise rotation negative means counter clock...

Страница 46: ...PI reg Set actual value sensor measures at 10V 300 kPa using parameter Actual Max in parameter group PI reg Set the regulator amplification using parameter Reg Kp in parameter group PI reg Set regula...

Страница 47: ...0 AIN1 P positive and terminal 21 AIN1 N negative that gives the desired night time low frequency setting Connect a time relay or other contact between DIN4 PI reg and a 24V source When DIN4 terminal...

Страница 48: ...NFO Drives AB 2021 201013 2 Operating and Installation Manual 48 3006469 2022 04...

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