Vonsch Unifrem Series Quick guide

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Configuration and diagnostics
for UNIFREM and QUATROFREM (output side)
frequency converters

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1 Contents
2Structure and types of parameters in the document....................................................................7
2.1 Defining the meaning and type of parameters in part DIAGNOSTICS ................................7
2.2 Defining the meaning and type of parameters in part SETTINGS .......................................8
2.3 Type of parameters defining in the part SAVE / RESTORE ..............................................13
3Range of parameters by product type........................................................................................14
3.1 Undervoltage, overvoltage ..................................................................................................14
3.2 Temperatures ......................................................................................................................14
4DIAGNOSTICS...........................................................................................................................15
4.1 Command ............................................................................................................................15
4.2 Control .................................................................................................................................15
4.2.1 Power and energy........................................................................................................16
4.2.2 Additional quantities.....................................................................................................16
4.2.3 Positioning....................................................................................................................17
4.3 Inputs and outputs...............................................................................................................17
4.3.1 BIN................................................................................................................................17
4.3.2 AIN................................................................................................................................17
4.3.3 RELAYS .......................................................................................................................18
4.3.4 AOUT ...........................................................................................................................18
4.3.5 IRC1,IRC2,ARC ...........................................................................................................19
4.4 Functions .............................................................................................................................20
4.4.1 PLC function.................................................................................................................20
4.4.2 Limit switches...............................................................................................................21
4.4.3 Process controller ........................................................................................................21
4.4.4 Optimization .................................................................................................................22
4.4.5 Lifting functions ............................................................................................................22
4.4.6 Pantograph...................................................................................................................22
4.4.7 Ext. thermal protection.................................................................................................23
4.4.8 Differential ....................................................................................................................23
4.5 Converter state....................................................................................................................23
4.6 Thermal protections.............................................................................................................24
4.7 Communication....................................................................................................................25
4.7.1 MODBUS......................................................................................................................25
4.7.2 PROFIBUS...................................................................................................................25
4.7.3 RS LINKS.....................................................................................................................26
4.8 SW and HW version............................................................................................................26
4.9 Date and Time.....................................................................................................................27
5WARNINGS ................................................................................................................................28
6ERRORS.....................................................................................................................................32
7SETTINGS..................................................................................................................................35
7.1 Using the quick setup wizard with VONSCH UNIFREM ....................................................35
7.1.1 Working with the wizard ...............................................................................................35
7.1.2 Steps of the quick setup wizard...................................................................................36
7.1.3 Setting the motor data, application and command macro...........................................37
7.1.4 Application macros.......................................................................................................38
7.1.5 Command macros........................................................................................................39
7.1.6 Directions and the encoder..........................................................................................40
7.1.7 Control methods, parameter identification, dynamics of the drive..............................41
7.2 MOTOR ...............................................................................................................................42
7.2.1 MOTOR MACROS.......................................................................................................43
7.2.2 IDENTIFICATION.........................................................................................................43
7.2.3 NAMEPLATE MOTOR PARAMETERS.......................................................................44
7.2.4 SPECIAL PARAMETERS OF THE MOTOR...............................................................45
7.3 CONVERTER PARAMETERS............................................................................................47
7.3.1 APPLICATION MACROS ............................................................................................47

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7.3.2 ENERGY CONS...........................................................................................................48
7.4 COMMANDS .......................................................................................................................48
7.4.1 COMMAND MACROS .................................................................................................48
7.4.2 START STOP RESET .................................................................................................49
7.4.3 FREQUENCY SETPOINT ...........................................................................................51
7.4.4 TORQUE SETPOINT...................................................................................................52
7.4.5 POSITION SETPOINT.................................................................................................53
7.4.6 DISCRETE SETPOINTS .............................................................................................54
7.4.7 UP/DOWN COMMANDS .............................................................................................56
7.4.8 AUTO OFF ...................................................................................................................56
7.5 CONTROL AND REGULATION .........................................................................................57
7.5.1 CONTROL METHOD...................................................................................................57
7.5.2 V/f CONTROL ..............................................................................................................58
7.5.3 VECTOR CONTROL ...................................................................................................62
7.5.4 FREQUENCY RAMPS.................................................................................................69
7.5.5 MAXIMUM CURRENT AND VOLTAGE......................................................................71
7.5.6 FLYING START ...........................................................................................................71
7.5.7 VOLTAGE CONTROLLER (VC)..................................................................................72
7.5.8 BRAKE MODULE.........................................................................................................73
7.5.9 FLUX BRAKING...........................................................................................................74
7.5.10 POWER RESTRICTION..............................................................................................74
7.6 INPUTS AND OUTPUTS ....................................................................................................75
7.6.1 BINARY INPUTS..........................................................................................................75
7.6.2 ANALOG INPUTS........................................................................................................76
7.6.3 RELAY OUTPUTS .......................................................................................................80
7.6.4 ANALOG OUTPUTS....................................................................................................82
7.6.5 IRC1 .............................................................................................................................84
7.6.6 IRC2/ARC.....................................................................................................................85
7.7 FUNCTIONS........................................................................................................................85
7.7.1 PLC FUNCTIONS ........................................................................................................85
7.7.2 LIMIT SWITCHES........................................................................................................95
7.7.3 PROCESS CONTROLLER..........................................................................................97
7.7.4 OPTIMIZATION..........................................................................................................100
7.7.5 MECHANICAL BRAKE ..............................................................................................102
7.7.6 LIFTING FUNCTIONS ...............................................................................................102
7.7.7 EXTERNAL THERMAL PROTECTION (ETP) ..........................................................105
7.7.8 IRC1,2 DIFFERENCE................................................................................................106
7.7.9 DIFFERENTIAL..........................................................................................................107
7.8 FAULTS AND WARNINGS...............................................................................................107
7.8.1 OPTIONAL FAULTS..................................................................................................107
7.8.2 ENC. FAULTS............................................................................................................109
7.8.3 FAULT ACKNOWLEDGEMENT................................................................................109
7.8.4 QUANTITIES TO LOG...............................................................................................110
7.8.5 WARNINGS ...............................................................................................................111
7.9 DISPLAY............................................................................................................................112
7.9.1 DISP. QUANT. SETTINGS........................................................................................112
7.9.2 MONITOR SETTING .................................................................................................112
7.10 COMMUNICATION ...........................................................................................................112
7.10.1 MODBUS....................................................................................................................113
7.10.2 PROFIBUS.................................................................................................................115
7.11 PAR. SETS........................................................................................................................117
7.11.1 SET SWITCH.............................................................................................................117
7.11.2 USER SETS...............................................................................................................118
8Converter function configuration manual .................................................................................128
8.1 Production (factory) settings .............................................................................................128
8.2 Motor parameters –MOTOR MACROS –identification...................................................128
8.3 Motor control modes..........................................................................................................129

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8.3.1 V/f control ...................................................................................................................130
8.3.2 V/f curve .....................................................................................................................131
8.3.3 IR compensation ........................................................................................................133
8.3.4 Starting Torque Controller (STC)...............................................................................134
8.3.5 Slip compensation......................................................................................................135
8.4 Maximal current controller (MCC).....................................................................................136
8.5 Resonance damping .........................................................................................................139
8.6 Voltage controller (VC) - Dynamic deceleration (DD) a Kinetic backup (KB). .................141
8.7 Flux braking .......................................................................................................................143
8.8 Flying start .........................................................................................................................144
8.9 Power restriction................................................................................................................145
8.10 Optimization.......................................................................................................................146
8.11 External thermal protection (ETP).....................................................................................149
8.12 Overload switch „OPS“......................................................................................................151
8.13 Dynamic lift (DL) function ..................................................................................................154
8.14 IRC detuning function........................................................................................................156
8.15 Using the parameter set switching for a special behavior of converter functions............158
9UNIFREM Frequency converter settings examples.................................................................162
9.1 Process controller - PC setting to control the level height in the tank..............................162
9.1.1 Situation .....................................................................................................................162
9.1.2 Converter connection.................................................................................................162
9.1.3 Analog inputs setting..................................................................................................162
9.1.4 Process controller setting...........................................................................................162
9.1.5 Converter output setting.............................................................................................163
9.1.6 Monitoring...................................................................................................................163
9.2 Example of logical blocks setting ......................................................................................164
10 Control panel –Unipanel user manual .................................................................................169
10.1 Buttons...............................................................................................................................169
10.2 Panel start .........................................................................................................................170
10.3 Display...............................................................................................................................170
10.4 Converter status ................................................................................................................170
10.5 Main menu F1....................................................................................................................170
10.6 Monitor, monitor detail.......................................................................................................173
10.7 Parameters setting ............................................................................................................174
10.8 Graph.................................................................................................................................177
10.9 Parameter search..............................................................................................................179
10.10 Device selection for control panel .................................................................................180

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WARNING
This manual dedicates to the parameters and options of VONSCH UNIFREM frequency converter
settings and diagnostics.

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2 Structure and types of parameters in the document
2.1 Defining the meaning and type of parameters in part DIAGNOSTICS
Diagnostic parameter that displays the value of signal in physical units or in relative units or
discrete number of sequences, steps, received data etc.
EXAMPLE:
Value –the value
MENU \ DIAGNOSTICS \ Converter state \
Value –discrete number
MENU \ DIAGNOSTICS \ Functions \ Lifting functions\
Example for value diagnostics –the value display
Example of diagnostic value representing the number
of illegal control drive sequences
Individual word bits status diagnostics. Each bit represents the status of one flag of a specific
function or converter mode.
MENU PARAMETERS
ID –unique identification number
SETTINGS
DIAGNOSTICS
SAVE/RESTORE
-Value–the value,
number
-Word (array of bits)
-Constant
-Date time
-The value
-Calculated parameters
-Selection (1 option selection)
-Multiple selection (multiple options
selection - mask)
-Command (execution of a single action)
-Signal (source of signal and functions
inputs)
-Dynamic value (linked parameter)
-Password
-Path (position in the
structure of
parameters)
-parameters types as
in the part
SETTINGS
Parameter type: VALUE
Name [ID]
Unit
Description
AIN1 Rel.
[41]
%
Value of the signal connected to the analog input terminals + X1:11 and -
X1:12.Parameters of the analog input can be configured in the parameter group
P[147] AIN1.
MENU \ DIAGNOSTICS \ Inputs / outputs \ AIN \
Value unit
Values ID and name
The basic diagnostics information about the importance of value
Position of the parameter in a tree hierarchical parameters structure
Parameter type: WORD

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EXAMPLE:
MENU \ DIAGNOSTICS \ Command \
MENU \ DIAGNOSTICS \ Inputs / outputs \ Relay
Converter control signals diagnostics
Output relays status diagnostics
Diagnostic information, which takes a fixed value.
EXAMPLE:
Constant
Diagnostic value of the date or time format.
MENU \ DIAGNOSTICS \
MENU \ DIAGNOSTICS \
2.2 Defining the meaning and type of parameters in part SETTINGS
Possibility of parameter value setting in absolute or relative units.
Name [ID]
Unit
Description
OPS status [856]
Indicates the status of the OPS switch block.
Reset
RESET signal of the OPS is active.
Detection
Autodetection of the overload limits is running.
Overload
Overload occurred. Operation in the positive direction (up) is blocked.
Tipping
Too many forbidden tipping control commands.
Settling
Drive operates in static mode.
Dynamics
Drive operates in dynamic mode.
MENU \ DIAGNOSTICS \ Functions \ Lifting functions\
The basic diagnostic information about the importance of word
Additional diagnostic information about word bits view, status of
word bits view, respectively meaning of word bits
Individual word bits
description
Parameter type: CONSTANT
Name [ID]
Unit
Description
SW Version [379]
Converter SW version
MENU \ DIAGNOSTICS \ SW and HW version \
Constant description
Parameter type: DATE TIME
Parameter type: THE VALUE

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EXAMPLE:
MENU \ SETTINGS \ MOTOR \
Motor current value setting
Nominal motor voltage value setting
Parameter, that is derived by calculation based on the values of other parameters.
EXAMPLE:
MENU \ SETTINGS \ MOTOR \ SPECIAL PARAMETERS \
Example of the calculated parameter
Name [ID]
Description
Def.
Nom. Current
[151]
Nominal motor current, read from the nameplate or catalog data.
2.80 A
0.01 A ÷ 1000.00 A
This parameter determines the value of permanent motor current for motor
overload protection P[27] Motor overloading.
MENU \ SETTINGS \ MOTOR \
Basic information about the importance of the parameter
Range of the value, that
parameter can take Min ÷ Max
Additional information
about the importance of the
parameter
The default value of the parameter –
The value that is set at factory settings
restoration
Parameter type: CALCULATED PARAMETER
Name [ID]
Description
Def.
Nr of motor poles [1049]
Number of motor poles calculated from the nominal rpms and the motor
frequency.
2 ÷ 1000
MENU \ SETTINGS \ MOTOR \ SPECIAL PARAMETERS \
Additional information about derivation of parameter calculation

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Type of parameter with option to select only one setting option (alternative).
EXAMPLE:
MENU \ SETTINGS \ COMMANDS \ FREQUENCY SETPOINT \
... \ SETTINGS \ FUNCTIONS \ LOGICAL BLOCKS\ LB1 (Fast) \
One setting option selection of selection type parameter examples
Parameter type with a option to select multiple possible value elections, modes, respectively active
bit of parameter.
Parameter type: SELECTION
Name [ID]
Description
Def.
Start source
[194]
Setting the converter start source. The START command generates the desired voltage and frequency
on the U,V,W outputs (or U,V for a single phase load).
BIN1
Control panel
Pressing the green START button on the control panel causes the converter to start. The start is canceled by
pressing the red STOP button.
Permanent
start
The converter starts immediately after the switch on.
BIN1
The converter start after the activation of the 1st binary input.
BIN5
The converter starts after the activation of the 5th binary input.
BIN6
The converter starts after the activation of the 6th binary input.
MODBUS
The converter start is controlled over the serial communication. See the MODBUS serial communication
protocol.
PROFIBUS
The converter start is controlled over the serial communication. See the PROFIBUS serial communication
protocol.
Special
The converter start is controlled by a special preset signal and switching thresholds, see P[987] SPECIAL
START.
MENU \ SETTINGS \ COMMANDS \ START STOP RESET \
Basic information about type of parameter - selection
The name of specific (alternative)
selection of parameter value
Additional information about the meaning
of a specific parameter selection
Parameter type: MULTIPLE SELECTION (MASK)
Name [ID]
Description
Def.
V/f Type [347]
V/f Curve type. Selecting the features of the V/f control method operation.
□ IR compensation
Turns on the stator resistance loss compensation P[973] Compensation of IR
(CIR). Requires correct value of the motor parameters and the stator resistance
P[345] Stator resistance.
□ ST controller
Turns on the starting torque controller P[29] ST Controller (STC) to boost starting
torque.
* When the square is black ■ - the default setting is set
MENU \ SETTINGS \ CONTROL AND REGULATION \ V/f CONTROL \ V/f CURVE \
Basic information about the
parameter type - multiple selection
Names of parameter
value elections (modes)
Additional information about the meaning of
individual parameter elections (modes)