TILLQUIST LQT40F User Manual Download | Manualshive

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6

-05

3-phase
1 element

3-wire
3-phase symmetrical load

-09

3-phase
2 elements

3-wire
3-phase asymmetrical load

-11

3-phase
3 elements

4-wire
3-phase asymmetrical load

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Summary of Contents for LQT40F

Page 1: ...Rev 0 2 2022 10 18 USER MANUAL LQT40F TILLQUIST GROUP AB Box 1120 SE 164 22 Kista Sweden Tel 46 8 594 632 00 info tillquist com www tillquist com ...

Page 2: ...for AC current and voltage True RMS are covered by one single unit It can measure single phase systems up to 4 wire unbalanced load systems Serial communication with Profibus or Profinet Our free transducer configuration software ConfigLQT is used to easily program the LQT40F via its USB port ...

Page 3: ...2 2 Electric connection 4 2 3 Connection diagrams System connection 4 3 Measuring 7 3 1 Measured quantities 7 3 2 Meassuring system 8 3 2 1 Phase Locked loop PLL 8 3 2 2 Soft mode 8 3 2 3 Block diagram 8 3 2 4 Frequency filter 8 4 Output Profibus Profinet 9 4 1 Process Data Set Mapping 9 4 2 Profibus 9 4 3 Profinet 10 5 Commissioning 11 5 1 Programming of the transducer 11 5 2 LED functionality 11...

Page 4: ...he transducer must be installed near The OFF position shall be clearly marked Attention Danger to life Ensure that all leads are free of potential when connection them Voltage measurements inputs must have circuit breakers or fuses rated 5 Amps or less The measuring circuits from the current transformers must be short circuited before disconnection No fuses are allowed on the current inputs 1 4 Op...

Page 5: ...ted before disconnected 1 7 Maintenance The transducer requires no maintenance Any repairs shall be performed by trained personnel or the equipment shall be returned to the supplier for repair 1 8 Symbols Double insulated device protection class 2 Warning for life threatening or hazardous for properties situations Caution possibility of electric shock Read the manual before use The device must be ...

Page 6: ...3 2 Connections 2 1 Connection diagram Voltage input UL1 2 UL2 5 UL3 8 N 11 Current input In Out IL1 1 3 IL2 4 6 IL3 7 9 Aux Power Supply 13 14 ...

Page 7: ...mmable from single phase to 4 wire balanced or unbalanced connection Configurable System Connection System connection Application I1 I2 I3 U1 U2 U3 N U12 U23 U31 00 4wire 3 phase symmetric load X X X 01 1 wire 1 phase X X X 02 3 wire 3 phase symmetric load X X 03 3 wire 3 phase symmetric load X X 04 3 wire 3 phase symmetric load X X 05 3 wire 3 phase symmetric load X X X X X X X 09 3 wire 3 phase ...

Page 8: ... 01 1 phase 1 element 2 wire Single phase AC 02 1 phase 1 element 3 wire 3 phase symmetric load phase shift U12 I1 03 1 phase 1 element 3 wire 3 phase symmetric load phase shift U23 I1 04 1 phase 1 element 3 wire 3 phase symmetric load phase shift U31 I1 ...

Page 9: ...6 05 3 phase 1 element 3 wire 3 phase symmetrical load 09 3 phase 2 elements 3 wire 3 phase asymmetrical load 11 3 phase 3 elements 4 wire 3 phase asymmetrical load ...

Page 10: ...ve power factor COS φ3 P3 S3 L3 QF Reactive power factor Q S System QF1 Reactive power factor SIN φ1 Q1 S1 L1 QF2 Reactive power factor SIN φ2 Q2 S2 L2 QF3 Reactive power factor SIN φ3 Q3 S3 L3 LF LF factor sign Q 1 PF System LF1 LF factor sign Q1 1 PF1 L1 LF2 LF factor sign Q2 1 PF2 L2 LF3 LF factor sign Q3 1 PF3 L3 PA Phase angel PA PA1 PA2 PA3 3 System PA1 Phase angel φ1 ARCCOS P1 S1 PI 180 sig...

Page 11: ...n 10 Hz or higher than 120 Hz Measured quantities in soft mode are voltage U current I and frequency F 3 2 3 Block diagram Schematic block diagram of measure process Soft mode 1800 samples second 3 2 4 Frequency filter The frequency measurement is low pass filtered with a binomial filter This setting determines the length of the filter in periods of the measured frequency A shorter length gives a ...

Page 12: ... Unsigned Word 3 4 X I_RMS 0 12 A 0 12000 Unsigned Double Word 5 8 I1 I2 I3 3 X U_RMS 0 300 V 0 300000 Unsigned Double Word 9 12 U1 U2 U3 3 X P_RMS 10800 W 10800000 Signed Double Word 13 16 P P1 P2 P3 X Q_RMS 10800 var 10800000 Signed Double Word 17 20 Q Q1 Q2 Q3 X F 0 300 Hz 0 300000 Unsigned Double Word 21 24 X I1 0 12 A 0 12000 Unsigned Double Word 25 28 X I2 0 12 A 0 12000 Unsigned Double Word...

Page 13: ... The Profinet address parameters are set via the free software HMS IPconfig that is available from Tillquist homepage The built in webserver gives access to Network configuration parameters Network status information ...

Page 14: ...on of adjustable parameters Save and load configuration file Functionality of ConfigLQT ConfigLQT allows the user to See online readings of measured values Adjust the functionality of the outputs Save parameter settings to a file Load parameter settings from a file Print settings report Upgrade firmware 5 2 LED functionality LQT40F have two LEDs at front Power and Status State Power Status Start u...

Page 15: ...us or Profinet Profibus DP V0 and DP V1 according to IEC61158 type 3 Profinet PROFINET RT Class 1 and 3 PROFINET IRT Ethernet switch Communication General Data Accuracy 0 2 Ref temp 23 C Galvanic isolation Supply in and output are galvanically isolated Connection terminals Torque Input and Auxiliary power supply 6 mm2 0 8 Nm Output 2 5 mm2 0 5 Nm Humidity 95 non condensing USB USB Micro B port for...

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