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Honeywell NXL Series Applications Manual

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NXL HVAC APPLICATION MANUAL
Programming manual for NXL HVAC drives
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Summary of Contents for Honeywell NXL Series

  • Page 1 NXL HVAC APPLICATION MANUAL Programming manual for NXL HVAC drives...

  • Page 2: Table Of Contents

    Honeywell Page 2 (68) Index HVAC Application (Software [ALFIQ105] Ver.2.06) INDEX NTRODUCTION ONTROL HVAC A – P PPLICATION ARAMETER LISTS Monitoring values (Control keypad: menu M1) HVAC parameters (Control keypad: Menu P2 P2.1) Basic parameters (Control keypad: Menu P2 P2.1.15) Input signals (Control keypad: Menu P2 P2.2)

  • Page 3: I Ntroduction

    The HVAC Application for NXL uses direct frequency reference from the analogue input 1 as a default. In this way and with the help of start up wizard the basic commissioning of Honeywell NXL HVAC drive has been made extremely simple. Basic case with analogue input control with 0-10V or 4-20 mA signal (like the case is with most HVAC applications) the programming of this product can be done in less than 30 seconds.

  • Page 4: Control I/O

    Honeywell Page 4 (68) Control I/O Control I/O Reference potentiometer Terminal Signal Description +10V Reference output Voltage for potentiometer, etc. AI1+ Analogue input, voltage range Voltage input frequency reference 0—10V DC. Can be programmed as DIN4 AI1- I/O Ground Ground for reference and controls...

  • Page 5: Hvac A Pplication – P Arameter Lists

    Honeywell HVAC Application – Parameter lists Page 5 (68) HVAC Application – Parameter lists On the next pages you will find the lists of parameters within the respective parameter groups. The parameter descriptions are given on pages 18 to 65.
  • Page 6 Honeywell Page 6 (68) HVAC Application – Parameter lists 3.2 HVAC parameters (Control keypad: Menu P2 P2.1) Code Parameter Unit Default** Cust Note P2.1.1 Min frequency 0,00 Par. 2.1.2 0,00 NOTE: If f > than the motor synchronous speed, P2.1.2 Max frequency Par.
  • Page 7 Honeywell HVAC Application – Parameter lists Page 7 (68) 3.3 Basic parameters (Control keypad: Menu P2 P2.1.15) In NXL HVAC the full NXL basic group can be found under the subgroup 2.1.15. Code Parameter Unit Default** Cust Note P2.1.15.1 Min frequency 0,00 Par.
  • Page 8 Honeywell Page 8 (68) HVAC Application – Parameter lists 0=Not used 1=Output freq. (0—f 2=Freq. reference (0— 3=Motor speed (0—Motor nominal speed) 4=Output current (0— nMotor Analogue output 5=Motor torque (0— P2.1.15.16 function nMotor 6=Motor power (0—P nMotor 7=Motor voltage (0—...
  • Page 9 Honeywell HVAC Application – Parameter lists Page 9 (68) 3.4 Input signals (Control keypad: Menu P2 P2.2) Code Parameter Unit Default Cust Note 0=Not used 1=Reverse 2=External fault, cc 3=External fault, oc 4=Fault reset 5=Run enable 6=Preset speed 1 Expander board 7=Preset speed 2 P2.2.1...
  • Page 10 Honeywell Page 10 (68) HVAC Application – Parameter lists Not used if AI2 Custom min <> 0% or AI2 custom max. <> 100% P2.2.12 AI2 signal range 1=0—20 mA 2=4—20 mA 3=0V – 10V 4=2V – 10V AI2 custom minimum P2.2.13...
  • Page 11 Honeywell HVAC Application – Parameter lists Page 11 (68) 3.5 Output signals (Control keypad: Menu P2 P2.3) Code Parameter Unit Default Cust Note 0=Not used 1=Ready 2=Run 3=Fault 4=Fault inverted 5=FC overheat warning 6=Ext. fault or warning 7=Ref. fault or warning...
  • Page 12 Honeywell Page 12 (68) HVAC Application – Parameter lists 3.6 Drive control parameters (Control keypad: Menu P2 P2.4) Code Parameter Unit Default Cust Note 0=Linear P2.4.1 Ramp 1 shape 10,0 >0=S-curve ramp time 0=Disabled 1=Used in Run state P2.4.2 Brake chopper...
  • Page 13 Honeywell HVAC Application – Parameter lists Page 13 (68) 3.8 Motor control parameters (Control keypad: Menu P2 P2.6) Code Parameter Unit Default Cust Note 0=Frequency control P2.6.1 Motor control mode 1=Speed control 0=Linear 1=Squared P2.6.2 U/f ratio selection 2=Programmable 3=Linear with flux optim.
  • Page 14 Honeywell Page 14 (68) HVAC Application – Parameter lists 3.9 Protections (Control keypad: Menu P2 P2.7) Code Parameter Unit Default Cust Note 0=No response 1=Warning Response to 4mA P2.7.1 2=Fault, stop acc. to reference fault 2.1.912 3=Fault, stop by coasting Response to P2.7.2...
  • Page 15 Honeywell HVAC Application – Parameter lists Page 15 (68) 3.10 Autorestart parameters (Control keypad: Menu P2 P2.8) Code Parameter Unit Default Cust Note P2.8.1 Wait time 0,10 10,00 0,50 P2.8.2 Trial time 0,00 60,00 30,00 0=Ramp P2.8.3 Start function 1=Flying start 2=According to par.
  • Page 16 Honeywell Page 16 (68) HVAC Application – Parameter lists 3.12 Pump & Fan Cascade control parameters (Control keypad: Menu P2 P2.10) NOTE! Group P2.10 is visible only if the value of par 2.9.1 is set to 2. Code Parameter Unit...

  • Page 17: Keypad Control (Control Keypad: Menu K3)

    Honeywell HVAC Application – Parameter lists Page 17 (68) 3.13 Keypad control (Control keypad: Menu K3) The parameters for the selection of control place and direction on the keypad are listed below. See the Keypad control menu in the NXL HVAC & Compact User Manual.

  • Page 18: D Escription Of Parameters

    Honeywell Page 18 (68) Description of parameters Description of parameters 4.1 HVAC Parameters 2.1.1, 2.1.2 Minimum/maximum frequency Defines the frequency limits of the frequency converter. The maximum value for parameters 2.1.1 and 2.1.2 is 320 Hz. The software will automatically check the values of parameters 2.1.13, 2.1.15.19, 2.1.15.20, 2.3.13, 2.5.1, 2.5.2 and 2.6.5.
  • Page 19 Honeywell Description of parameters Page 19 (68) 2.1.9 Stop function Coasting: The motor coasts to a halt without control from the frequency converter after the Stop command. Ramp: After the Stop command, the speed of the motor is decelerated according to the set deceleration parameters.

  • Page 20: Basic Parameters

    Honeywell Page 20 (68) Description of parameters 4.2 Basic Parameters This parameter group is only shown if parameter conceal P2.1.14 is deactivated. This group provides the Basic parameters in the sub group 2.1.15 exactly in the same order as Basic Group 2.1 in NXL Compact or the standard NXL range.
  • Page 21 Honeywell Description of parameters Page 21 (68) 2.1.15.8 Nominal speed of the motor Find this value n on the rating plate of the motor. Equal to parameter 2.1.7 in HVAC parameter group. Changing this parameter automatically changes this as well 2.1.15.9...
  • Page 22 Honeywell Page 22 (68) Description of parameters 2.1.15.12 Stop function Coasting: The motor coasts to a halt without control from the frequency converter after the Stop command. Ramp: After the Stop command, the speed of the motor is decelerated according to the set deceleration parameters.
  • Page 23 Honeywell Description of parameters Page 23 (68) 2.1.15.17 DIN2 function This parameter has 9 selections. If digital input DIN2 need not be used, set the parameter value to 0. 1 Start reverse 2 Reverse 3 Stop pulse 4 External fault...
  • Page 24 Honeywell Page 24 (68) Description of parameters 2.1.15.19 Preset speed 1 Parameter values are automatically limited between the minimum and maximum frequencies. (par. 2.1.1 and 2.1.2) Equal to parameter 2.1.13 in HVAC parameter group. Changing this parameter automatically changes this as well 2.1.15.20 Preset speed 2...

  • Page 25: Input Signals

    Honeywell Description of parameters Page 25 (68) 4.3 Input Signals 2.2.1 Expander board DIE1 function This parameter has 12 selections. If the expander board digital input DIN1 need not be used, set the parameter value to 0. Selections are as in parameter 2.1.15.18, except: 13 = Interlock 1.
  • Page 26 Honeywell Page 26 (68) Description of parameters READY READY STOP I/O term STOP I/O term Change value Location indicator Input number nxlk29.fh8 Figure 1- 2. AI1 signal selection The value of this parameter is formed of the board indicator and the respective input terminal number.
  • Page 27 Honeywell Description of parameters Page 27 (68) 2.2.9 AI1 signal inversion By setting the parameter value to 1 the AI1 signal inversion takes place. 2.2.10 AI1 signal filter time This parameter, given a value greater Unfiltered s i g n a l...
  • Page 28 Honeywell Page 28 (68) Description of parameters 2.2.16 Analogue input AI2 signal filter time See corresponding parameter 2.2.10. 2.2.17 Motor potentiometer memory reset (Frequency reference) 0 = No reset 1 = Memory reset in stop and power down 2 = Memory reset in power down 2.2.18...

  • Page 29: Output Signals

    Honeywell Description of parameters Page 29 (68) 4.4 Output Signals 2.3.1 Relay output 1 function 2.3.2 Expander board relay output 1 function 2.3.3 Expander board relay output 2 function 2.3.4 Expander board digital output 1 function Setting value Signal content...
  • Page 30 Honeywell Page 30 (68) Description of parameters 2.3.6 Analogue output filter time Defines the filtering time of the analogue output signal. Unfiltered signal If you set value 0 for this parameter, no filtering takes place. Filtered signal t [s] Par. 2.3.6 NX12K16 Figure 1- 5.
  • Page 31 Honeywell Description of parameters Page 31 (68) 2.3.9 Analogue output scale Scaling factor for the analogue output. Analogue output current Par. 2.3.9= Signal Max. value of the signal 200% Par. 2.3.9= 100% Output frequency 100% x f 20 mA Motor speed 100% x Motor nom.
  • Page 32 Honeywell Page 32 (68) Description of parameters 2.3.14 Analogue input supervision With this parameter you can select the analogue input to be supervised. 0 = Not used 1 = AI1 2 = AI2 2.3.15 Analogue input supervision OFF limit When the signal of analogue input selected with par. 2.3.14 falls under the limit set with this parameter, the relay output goes off.

  • Page 33: Drive Control

    Honeywell Description of parameters Page 33 (68) 4.5 Drive Control 2.4.1 Acceleration/Deceleration ramp 1 shape The start and end of the acceleration and deceleration ramp can be smoothed with this parameter. Setting value 0 gives a linear ramp shape which causes acceleration and deceleration to act immediately to the changes in the reference signal.
  • Page 34 Honeywell Page 34 (68) Description of parameters 2.4.4 DC-braking time at stop Determines if braking is ON or OFF and the braking time of the DC-brake when the motor is stopping. The function of the DC-brake depends on the stop function, parameter 2.1.9.
  • Page 35 Honeywell Description of parameters Page 35 (68) Par. 2.1.9 = 1 (Stop function = Ramp): After the Stop command, the speed of the f out motor is reduced according to the set Motor speed deceleration parameters, as fast as Output frequency possible, to the speed defined with parameter 2.4.5, where the DC-braking...
  • Page 36 Honeywell Page 36 (68) Description of parameters 2.4.8 Flux braking current Defines the flux braking current value. It can be set between 0.3 x I (approximately) and the Current limit.

  • Page 37: Prohibit Frequencies

    Honeywell Description of parameters Page 37 (68) 4.6 Prohibit Frequencies 2.5.1 Prohibit frequency area 1; Low limit 2.5.2 Prohibit frequency area 1; High limit In some systems it may be necessary to Output frequency [Hz] avoid certain frequencies because of mechanical resonance problems.

  • Page 38: Motor Control

    Honeywell Page 38 (68) Description of parameters 4.7 Motor Control 2.6.1 Motor control mode Frequency control: The I/O terminal and keypad references are frequency references and the frequency converter controls the output frequency (output frequency resolution = 0.01 Hz) Speed control: The I/O terminal and keypad references are speed references and the frequency converter controls the motor speed (accuracy ±...
  • Page 39 Honeywell Description of parameters Page 39 (68) Programmable U/f curve: The U/f curve can be programmed with three different points. Programmable U/f curve can be used if the other settings do not satisfy the needs of the application. Figure 1- 17. Programmable U/f curve...
  • Page 40 Honeywell Page 40 (68) Description of parameters 2.6.6 U/f curve, middle point voltage If the programmable U/f curve has been selected with the parameter 2.6.2 this parameter defines the middle point voltage of the curve. See Figure 1- 17. 2.6.7 Output voltage at zero frequency This parameter defines the zero frequency voltage of the curve.

  • Page 41: Protections

    Honeywell Description of parameters Page 41 (68) 4.8 Protections 2.7.1 Response to 4mA reference fault 0 = No response 1 = Warning 2 = Fault, stop mode after fault according to parameter 2.1.9 3 = Fault, stop mode after fault always by coasting A warning or a fault action and message is generated if the 4…20 mA reference signal...
  • Page 42 Honeywell Page 42 (68) Description of parameters 2.7.5 Earth fault protection 0 = No response 1 = Warning 2 = Fault, stop mode after fault according to parameter 2.1.9 3 = Fault, stop mode after fault always by coasting Earth fault protection ensures that the sum of the motor phase currents is zero. The overcurrent protection is always working and protects the frequency converter from earth faults with high currents.
  • Page 43 Honeywell Description of parameters Page 43 (68) 2.7.8 Motor thermal protection: Cooling factor at zero speed The cooling power can be set between 0—150.0% x cooling power at nominal frequency. See Figure 1- 18. 100% par. 2.7.8=40% N X 1 2 k 6 2 Figure 1- 18.
  • Page 44 Honeywell Page 44 (68) Description of parameters Mot o r t e m p e r a t u r e Trip area 1 0 5 % M oto r Fault/warning c urre n t par. 2.7.6 I /I Time constant T -t/T Θ...
  • Page 45 Honeywell Description of parameters Page 45 (68) 2.7.12 Stall current limit The current can be set to 0.0…I *2. For a stall stage to occur, the current must have nMotor exceeded this limit. See Figure 1- 20. The software does not allow entering a greater value than I *2.
  • Page 46 Honeywell Page 46 (68) Description of parameters Parameters 2.7.15—2.7.18, Underload protection: General The purpose of the motor underload protection is to ensure that there is load on the motor when the drive is running. If the motor loses its load there might be a problem in the process, e.g. a broken belt or a dry pump.
  • Page 47 Honeywell Description of parameters Page 47 (68) 2.7.17 Underload protection, zero frequency load The torque limit can be set between 5.0—150.0 % x T nMotor This parameter gives value for the minimum torque allowed with zero frequency. See Figure 1- If you change the value of parameter 2.1.6 (Motor nominal current) this parameter is...
  • Page 48 Honeywell Page 48 (68) Description of parameters 2.7.22 Actual value supervision function 0 = Not used 1 = Warning, if actual value falls below the limit set with par. 2.7.23 2 = Warning, if actual value exceeds the limit set with par. 2.7.23 3 = Fault, if actual value falls below the limit set with par.

  • Page 49: Auto Reset Parameters

    Honeywell Description of parameters Page 49 (68) 4.9 Auto Reset Parameters The automatic restart function is active if the value of par. 2.1.10 = 1. There are always three restart trials 2.8.1 Automatic restart: Wait time Defines the time before the frequency converter tries to automatically restart the motor after the fault has disappeared.

  • Page 50: Pid Reference Parameters

    Honeywell Page 50 (68) Description of parameters 4.10 PID Reference Parameters 2.9.1 PID activation With this parameter you can activate or deactivate the PID controller or activate the pump and fan control parameters. 0 = PID controller deactivated 1 = PID controller activated 2 = Pump and fan control activated.
  • Page 51 Honeywell Description of parameters Page 51 (68) Example 1: In order to reduce the error value to zero, with the given values, the frequency converter output behaves as follows: Given values: Par. 2.9.4, P = 0% PID max limit = 100.0% Par.
  • Page 52 Honeywell Page 52 (68) Description of parameters As the power is switched on, the system detects the difference between the setpoint and the actual process value and starts to either raise or decrease (in case the error value is negative) the PID output according to the I-time.
  • Page 53 Honeywell Description of parameters Page 53 (68) PID output Error value D-part=10%=5,00 Hz D-part= -10%= -5,00 Hz P-part=100% *PID error = 5,00Hz/s 1,00 s NX12k72 Figure 1- 27. PID output with the values of Example 3. 2.9.7 Actual value 1 minimum scale Sets the minimum scaling point for Actual value 1.
  • Page 54 Honeywell Page 54 (68) Description of parameters 2.9.9 PID error value inversion This parameter allows you to invert the error value of the PID controller (and thus the operation of the PID controller). 0 No inversion 1 Inverted 2.9.10 Sleep frequency...
  • Page 55 Honeywell Description of parameters Page 55 (68) Pa r. Description Function Lim it va lue The limit defined Actual value signal Wake-up happens with parameter when actual value 2.9.12 is in goes below the 100% percent limit of the maximum actual value Par.

  • Page 56: Pump And Fan Cascade Control

    Honeywell Page 56 (68) Description of parameters 4.11 Pump and Fan Cascade Control The P ump and F an C ascade control can be used to control one variable speed drive and up to 3 auxiliary drives. The PID controller of the frequency converter controls the speed of the variable speed drive and gives control signals to start and stop the auxiliary drives to control the total flow.
  • Page 57 Honeywell Description of parameters Page 57 (68) • If the interlock is re-activated in Run status, the automatics will stop all motors immediately and re-start with a new set-up. Example: [P1 [P2 LOCKED] [STOP] See Chapter 4.11.2, Examples. Parameter 2.10.5, Autochange interval After the expiry of the time defined with this parameter, the autochange function takes place if the capacity used lies below the level defined with parameters 2.10.7 ( Autochange frequency limit )
  • Page 58 Honeywell Page 58 (68) Description of parameters 4.11.2 Examples PFC with interlocks and autochange between 3 pumps (the standard I/O expansion board must be replaced by NXOPTB5 option board) Situation: 1 controlled drive and 2 auxiliary drives. Parameter settings: 2.10.1= 2 Interlock feedback signals used, autochange between all drives used.
  • Page 59 Honeywell Description of parameters Page 59 (68) 230 VAC DIN2 24 VDC DIN1 DIN3 NXOPTB5 Mains Mains Mains K1.1 K2.1 K3.1 K1.1 K2.1 K3.1 NX12k106.dsf M1/NXL M1/mains M2/NXL M2/mains M3/NXL M3/mains Figure 1- 31. 3-pump autochange system, principal control diagram L1 L2 L3 K2.1...
  • Page 60 Honeywell Page 60 (68) Description of parameters PFC with interlocks and autochange between 2 pumps Situation: 1 controlled drive and 1 auxiliary drive. Parameter settings: 2.10.1= 1 Interlock feedback signals used, autochange between pumps used. Parameter settings: 2.10.4=4 The interlock feedback signals come from the digital input DIN2 (par. 2.1.15.17) and digital input DIN3, (par.
  • Page 61 Honeywell Description of parameters Page 61 (68) 230 VAC 24 VDC ROE1 DIN2 DIN3 Autom. O Mains Autom. O Mains K1.1 K2.1 K1.1 K2.1 NX12k105.dsf M1/NXL M1/mains M2/ NXL M2/mains Figure 1- 33. 2-pump autochange system, principal control diagram L1 L2 L3 K2.1...
  • Page 62 Honeywell Page 62 (68) Description of parameters 4.11.3 Description of Pump and Fan Cascade control parameters 2.10.1 Number of auxiliary drives With this parameter the number of auxiliary drives in use will be defined. The functions controlling the auxiliary drives (parameters 2.10.4 to 2.10.7) can be programmed to relay outputs.
  • Page 63 Honeywell Description of parameters Page 63 (68) 2= Autochange with frequency converter and auxiliary pumps The drive controlled by the frequency converter is included in the automatics and a contactor is needed for each drive to connect it to either the mains or the frequency converter...
  • Page 64 Honeywell Page 64 (68) Description of parameters 2.10.6 Maximum number of auxiliary drives 2.10.7 Autochange frequency limit These parameters define the level below which the capacity used must remain so that the autochange can take place. This level is defined as follows: •...

  • Page 65: Keypad Control Parameters

    Honeywell Description of parameters Page 65 (68) 4.12 Keypad Control Parameters Control place The active control place can be changed with this parameter. For more information, see NXL HVAC & Compact User Manual, Chapter 7.4.3. Keypad reference The frequency reference can be adjusted from the keypad with this parameter. For more information, see NXL HVAC &...

  • Page 66: C Ontrol Signal Logic In Hvac A Pplication

    Honeywell Page 66 (68) Control signal logic in HVAC Application Control signal logic in HVAC Application DIN3 & Exp.DIE1 2.1.2 Max. frequency Pres et speed 1 DIN3 DIN3 2.1.20 Preset speed 1 > 1 Preset speed 2 Exp.DIE1 Exp.DIE1 2.1.21 Preset speed 2 Enable PID keypad ref.

  • Page 67: Nxl Hvac Pid C Ontrol – B Asic Setup

    Honeywell NXL HVAC PID control – Basic setup Page 67 (68) NXL HVAC PID Control – Basic setup This chapter provides basic setup instructions for the user of NXL HVAC inverters, when using PID Control in HVAC applications. What you need to know...
  • Page 68 Find out more For more information on Honeywell’s frequency converters and other Honeywell products, visit us online at http://ecc.emea.honeywell.com Automation and Control Solutions Honeywell GmbH Böblinger Str. 17 71101 Schönaich, Germany Telephone (49) 7031 637 01 EN1B-0389GE51 R1107 Telefax (49) 7073 637 493 November 2007 www.ecc.emea.honeywell.com...

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