Unitronics UMI-B1 UL Series Operation Manual
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Unitronics UMI-B1 UL Series Operation Manual

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Summary of Contents for Unitronics UMI-B1 UL Series

  • Page 1 UMI-B1 UL Series Inver ter www.unitronicsPLC.com...

  • Page 2: Table Of Contents

    UMI-B1 UL Series Inverter Contents Contents Contents .......................... i 1 Safety precautions ...................... 1 1.1 Safety definition ....................1 1.2 Warning symbols ....................1 1.3 Safety guide ......................2 2 Product overview ......................5 2.1 Quick start-up ....................... 5 2.2 Product specification .................... 7 2.3 Name plate ......................

  • Page 3: Safety Precautions

    UMI-B1 UL Series Inverter Safety precautions 1 Safety precautions Read this manual carefully and follow all safety precautions before moving, installing, operating and servicing the inverter. If ignored, physical injury or death may occur, or damage may occur to the devices.

  • Page 4: Safety Guide

    UMI-B1 UL Series Inverter Safety precautions 1.3 Safety guide • Only qualified electricians are allowed to operate on the inverter. • Do not carry out any wiring and inspection or changing components when the power supply is applied. Ensure all input power supplies are...
  • Page 5 UMI-B1 UL Series Inverter Safety precautions • Do not carry the inverter by its cover. The cover may fall off. • Install away from children and other public places. • The inverter cannot meet the requirements of low voltage protection in IEC61800-5-1 if the altitude of the installation site is above 6562ft (2000m).
  • Page 6 UMI-B1 UL Series Inverter Safety precautions Note: • Select proper torque to tighten screws. • Keep the inverter, parts and components away from combustible materials during maintenance and component replacement. • Do not carry out any isolation and pressure test on the inverter and do not measure the control circuit of the inverter by megameter.

  • Page 7: Product Overview

    If no, contact local dealers or UNITRONICS offices. 5. Check whether the accessories (including user's manual and control keypad) inside the packing box are complete. If no, contact local dealers or UNITRONICS offices. 2.1.2 Application confirmation Check the machine before beginning to use the inverter: 1.
  • Page 8 UMI-B1 UL Series Inverter Product overview inside the cabinet. 3. Check that the altitude of the actual usage site is below 3281ft (1000m). If exceeds, derate1% for every additional 328ft (100m). 4. Check that the humidity of the actual usage site is below 90% and condensation is not allowed.

  • Page 9: Product Specification

    UMI-B1 UL Series Inverter Product overview 2.2 Product specification Function Specification AC 1PH 200V–240V, rated voltage: 220V Input voltage (V) AC 3PH 200V–240V, rated voltage: 220V AC 3PH 380V–480V, rated voltage: 460V Allowable voltage Power -15%–+10% input fluctuation Input current (A)
  • Page 10 UMI-B1 UL Series Inverter Product overview Function Specification Digital setting, analog setting, pulse frequency setting, multi-step speed running setting, simple Frequency setting PLC setting, PID setting, MODBUS method communication setting Shift between the set combination and set Running channel. control...
  • Page 11 UMI-B1 UL Series Inverter Product overview Function Specification Note: 1. The inverter with plastic casing should be installed in metal distribution cabinet, which Protective degree conforms to IP20 and of which the top conforms to IP3X. 2. Install device in pollution degree 2...

  • Page 12: Name Plate

    UMI-B1 UL Series Inverter Product overview 2.3 Name plate Figure 2-1 Name plate 2.4 Type designation key The type designation contains information on the inverter. The user can find the type designation on the type designation label attached to the inverter or the simple name plate.

  • Page 13: Structure Diagram

    UMI-B1 UL Series Inverter Product overview 2.5 Structure diagram Figure 2-3 is the layout figure of the inverter (take the inverter of 1HP (0.75kW) as the example). Figure 2-3 Product structure Serial Name Description External keypad port Connect the external keypad...

  • Page 14: Installation Guide

    UMI-B1 UL Series Inverter Installation guide 3 Installation guide The chapter describes the mechanical installation and electric installation. • Only qualified electricians are allowed to carry out what described in this chapter. Operate as the instructions in Safety Precautions. Ignoring these may cause physical injury or death or damage to the devices.
  • Page 15 The inverter should be installed on an upright position to ensure direction sufficient cooling effect. Note: • UMI-B1 UL series inverters should be installed in a clean and ventilated environment according to enclosure classification. • Cooling air must be clean, free from corrosive materials and electrically conductive dust.

  • Page 16: Standard Wiring

    UMI-B1 UL Series Inverter Installation guide Figure 3-1 Wall mounting Figure 3-2 Rail mounting Note: The minimum space of A and B is 100mm. H is 36.6mm and W is 35.0mm. 3.2 Standard wiring 3.2.1 Connection diagram of main circuit...
  • Page 17 UMI-B1 UL Series Inverter Installation guide 3.2.2 Terminals figure of main circuit Figure 3-4 1PH terminals of main circuit Terminal Terminal name Function Power input of the main 1-phase AC input terminals which are generally circuit connected with the power supply.
  • Page 18 UMI-B1 UL Series Inverter Installation guide 3.2.3 Wiring of terminals in main circuit Connect the ground line of input power cable to the ground terminal of inverter (PE) directly, and connect 3PH input cable to R, S and T and fasten up.
  • Page 19 UMI-B1 UL Series Inverter Installation guide Terminal Function Type Technical specifications name description RS485 communication interface. In order to ensure stable communication channel: 485+ • Use shielded twisted pair cable. • Connect the HOST RS485 Communication signal ground to one of the communication VFD CMD/GND terminals.
  • Page 20 UMI-B1 UL Series Inverter Installation guide Terminal Function Type Technical specifications name description input: 20kΩ; current input: 500Ω. 3.Voltage or current input can be set by dip switch. 4. Resolution: the minimum AI2/AI3 is 10mV/20mV when 10V corresponds to 60Hz.

  • Page 21: Layout Protection

    UMI-B1 UL Series Inverter Installation guide 3.2.6 Input/Output signal connection figure Use U-shaped contact tag to set NPN mode or PNP mode and the internal or external power supply. The default setting is NPN internal mode. U-shaped contact U-shaped contact...
  • Page 22 UMI-B1 UL Series Inverter Installation guide Inverter Input cable Fuse Figure 3-11 Fuse configuration Note: Select the fuse as the manual indicated. The fuse will protect the input power cable from damage in short-circuit situations. It will protect the surrounding devices when the internal of the inverter is short circuited.

  • Page 23: Keypad Operation Procedure

    Keypad operation procedure 4 Keypad operation procedure 4.1 Keypad introduction The keypad is used to control UMI-B1 UL series inverters, read the state data and adjust parameters. Figure 4-1 Keypad Note: The external keypads are optional (including the external keypads with and without the function of parameter copying).
  • Page 24 UMI-B1 UL Series Inverter Keypad operation procedure Serial Name Description means the inverter is in the terminals operation state; LED on means the inverter is in the remote communication control state. LED for faults LED on when the inverter is in the fault TRIP state;...

  • Page 25: Keypad Displaying

    Note: If the external keypad AI1 is frequency reference source, adjust the local potentiometer AI1 to 0V/0mA before starting the inverter. 4.2 Keypad displaying The keypad displaying state of UMI-B1 UL series inverters is divided into stopping state parameter, running state parameter, function code parameter editing state and fault...
  • Page 26 UMI-B1 UL Series Inverter Keypad operation procedure alarm state and so on. 4.2.1 Displayed state of stopping parameter When the inverter is in the stopping state, the keypad will display stopping parameters which is shown in Figure 4-2. In the stopping state, various kinds of parameters can be displayed. Select the parameters to be displayed or not by P07.07.

  • Page 27: Keypad Operation

    UMI-B1 UL Series Inverter Keypad operation procedure Stop parameters Running parameters Fault display Figure 4-2 Displayed state 4.3 Keypad operation Operate the inverter via operation panel. See the detailed structure description of function codes in the brief diagram of function codes.
  • Page 28 Figure 4-4 Sketch map of password setting 4.3.3 How to watch the inverter state through function codes UMI-B1 UL series inverters provide group P17 as the state inspection group. Users can enter into P17 directly to watch the state. Figure 4-5 Sketch map of state watching...

  • Page 29: Function Parameters

    Function parameters 5 Function parameters The function parameters of UMI-B1 UL series inverters have been divided into 30 groups (P00–P29) according to the function, of which P18–P28 are reserved. Each function group contains certain function codes applying 3-level menus. For example, "P08.08"...
  • Page 30 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value speed and torque. It does not need to install pulse encoder. 2: SVPWM control 2 is suitable in applications which do not need high control accuracy, such as the load of fan and pump.
  • Page 31 2: Analog AI2 setting (corresponding terminal AI2) 3: Analog AI3 setting (corresponding terminal AI3) Set the frequency by analog input terminals. UMI-B1 UL series inverters provide 3 channels analog input terminals as the standard configuration, of which AI1 is adjusting through analog potentiometer, while frequency ○...
  • Page 32 P00.03) 4: High-speed pulse HDI setting The frequency is set by high-speed pulse terminals. UMI-B1 UL series inverters provide 1 high speed pulse input as the standard configuration. The pulse frequency range is 0.00–50.00kHz. 100.0% of the high speed pulse input setting corresponds to the maximum frequency in forward direction (function code P00.03) and...
  • Page 33 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value necessary to set P09. The running frequency of the inverter is the value after PID effect. See P09 for the detailed information of the preset source, preset value and feedback source of PID.
  • Page 34 (P00.03). DEC time means the time needed if the inverter speeds down from the Max. Output frequency to 0Hz (P00.03). UMI-B1 UL series inverters have four groups DEC time Depend ○ P00.12 of ACC/DEC time which can be selected by on model P05.
  • Page 35 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Carrier Electromagnetic Noise and leakage Heating frequency noise current eliminating High 1kHz 10kHz High 15kHz High The relationship table of the motor type and...
  • Page 36 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value autotuning Comprehensive motor parameter autotune It is recommended to use rotation autotuning when high control accuracy is needed. 2: Static autotuning 1 (autotune totally); It is suitable in the cases when the motor can not de-couple from the load.
  • Page 37 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value of direct starting. See P01.02 for detailed information. start-up Setting range: 0.00–50.00Hz Set a proper starting frequency to increase the torque of the inverter during starting.
  • Page 38 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Output frequency fmax 1: S curve ACC time of the 0.0–50.0s P01.06 starting ◎ 0.1s Output frequency step of S curve DEC time t1=P01.06 t2=P01.07...
  • Page 39 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value DC braking time: the retention time of DC braking. If the time is 0, the DC braking is invalid. The inverter will stop at the set deceleration time.
  • Page 40 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value feedback and is detected during the time set by P01.17, speed the inverter will stop; otherwise, the inverter stops in the time set by P01.24.
  • Page 41 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value frequency again and it lasts for the time set by P01.20, is above 0) the inverter will come back to the running state automatically.
  • Page 42 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value time after the running command is given, and the inverter is in a stand-by state and wait for the delay time set by P01.23 Setting range: 0.0–60.0s...
  • Page 43 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Rotor resistor of Depend ○ P02.07 0.001–65.535Ω asynchron on model ous motor Leakage inductance Depend ○ P02.08 0.1–6553.5mH on model asynchron ous motor Mutual...
  • Page 44 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 4 for the iron core of 0: No protection 1: Common motor (with low speed compensation). Because the heat-releasing effect of the common motors will be weakened, the corresponding electric heat protection will be adjusted properly.
  • Page 45 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value coefficient Only impact the displaying value other than of motor 1 the control performance of the inverter. power Setting range: 0.00–3.00 P03 Group Vector control Speed The parameters P03.00–P03.05 only apply to...
  • Page 46 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value electromoti Setting range: 50%–200% on slip Compensa tion coefficient ○ P03.08 100% of vector control brake slip Current Note: loop These two parameters adjust the PI percentag ○...
  • Page 47 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Setting source of 0: keypad setting upper-limit frequency forward (P03.16 sets P03.14, P03.17 sets P03.15) rotation ○ P03.14 1: Analog AI1 setting upper-limit frequency...
  • Page 48 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value (P03.20 sets P03.18 and P03.21 sets P03.19) 1: Analog AI1 setting upper-limit torque 2: Analog AI2 setting upper-limit torque Upper-limit 3: Analog AI3 setting upper-limit torque...
  • Page 49 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Pre-activate the motor when the inverter starts up. Build up a magnetic field inside the Pre-excitin ○ P03.25 inverter to improve the torque performance 0.300s...
  • Page 50 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Output voltage Torque-stepdown characteristics V/F curve (1.3 order) Linear type Torque-stepdown characteristics V/F curve (1.7 order) Torque-stepdown characteristics V/F curve (2.0 order) Square type...
  • Page 51 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value When P04.00 =1, the user can set V//F curve ○ P04.05 frequency through P04.03–P04.08. 0.00Hz point 2 V/F is generally set according to the load of the motor.
  • Page 52 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value control threshold 0: No operation Energy-sa 1: Automatic energy-saving operation ving ◎ P04.26 Motor on the light load conditions, operation automatically adjusts the output voltage to...
  • Page 53 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Vmax t1=P04.29 t2=P04.30 Vset Vmin Time Adjust the output voltage of the inverter in SVPWM mode when weakening. Weakeni Note: Invalid in the constant torque mode.
  • Page 54 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 13: Shift between A setting and B setting terminals 14: Shift between combination setting and A ◎ P05.05 function setting selection 15: Shift between combination setting and B...
  • Page 55 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value of the input Set the bit to 0, the input terminal is anode. terminals Set the bit to 1, the input terminal is cathode.
  • Page 56 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Running FWD REV command Stopping Forward running Stopping Reverse running 2: 3-wire control 1; Sin is the enabling terminal on this mode, and the running command is caused by FWD and the direction is controlled by REV.
  • Page 57 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Directio OFF→O Forward Reverse OFF→O Forward Reverse ON→ Decelerat e to stop Note: For the 2-wire running mode, when FWD/REV terminal is valid, the inverter stop...
  • Page 58 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value switching on delay time terminal ○ 0.000s P05.17 switching off delay time terminal ○ 0.000s P05.18 switching on delay time terminal ○ 0.000s P05.19...
  • Page 59 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Lower limit AI1 is set by the analog potentiometer, AI2 is ○ 0.00V P05.32 of AI1 set by control terminal AI2 and AI3 is set by Correspon control terminal AI3.
  • Page 60 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value setting of Setting range of P05.34: P05.32–10.00V the lower Setting range of P05.35: -100.0%–100.0% limit of AI3 Setting range of P05.36: 0.000s–10.000s Setting range of P05.37: 0.00V–P05.39 Middle ○...
  • Page 61 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value frequency ○ 0.100s P05.54 0.000s–10.000s input filter time P06 Group Output terminals 0: Invalid Y1 output P06.01 1: In operation selection 2: Forward rotation operation...
  • Page 62 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value BIT3 BIT2 BIT1 BIT0 Reserved Setting range: 0–F Y1 open ○ P06.06 The setting range: 0.000–50.000s 0.000s delay time Y1C off ○ P06.07 The setting range: 0.000–50.000s 0.000s...
  • Page 63 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 14: MODBUS communication set value 1 15: MODBUS communication set value 2 16–21: Reserved 22: Torque current (corresponds to 3 times rated current of the motor) 23: Ramp reference frequency (with sign) 24–30: Reserved...
  • Page 64 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Correspon ding AO2 ○ 10.00V P06.25 output to the upper limit ○ 0.000s P06.26 output filter time P07 Group Human-Machine Interface 0–65535 The password protection will be valid when setting any non-zero number.
  • Page 65 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value of P02 and P12 group) Note: After finish 1–4, the parameter will restore to 0 and the uploading and downloading does not include P29.
  • Page 66 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value running BIT2: bus voltage (Hz on) state BIT3: output voltage (V on) BIT4: output current (A on) BIT5: running rotation speed (rpm on) BIT6: output power (% on)
  • Page 67 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value BIT11: PLC and the current step of multi-step speed BIT12: pulse counters BIT13–BIT15: reserved Frequency 0.01–10.00 ○ 1.00 P07.08 display Displayed frequency=running frequency x coefficient P07.08...
  • Page 68 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value power consumpti ● P07.17 Reserved Reserved The rated ● P07.18 power of 0.4–2.2kW (0.5~3HP ) the inverter The rated ● P07.19 voltage of 50–1200V...
  • Page 69 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 5: OC2 6: OC3 7: OV1 8: OV2 9: OV3 10: UV Previous ● P07.28 11: Motor overload (OL1) fault type 12: The inverter overload (OL2)
  • Page 70 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Output voltage at P07.35 the current fault Output current at 0.0A P07.36 the current fault Current 0.0V P07.37 voltage at the current fault The Max.
  • Page 71 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value voltage at previous fault The output current at ● 0.0A P07.44 previous fault voltage at ● 0.0V P07.45 previous fault The Max. temperatur 0.0°F ●...
  • Page 72 Refer to P00.11 and P00.12 for detailed on model definition. ACC time Depend ○ P08.02 UMI-B1 UL series define four groups of on model ACC/DEC time which can be selected by P5 DEC time Depend ○ group. The first group of ACC/DEC time is the P08.03...
  • Page 73 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value running reference frequency during jogging. frequency Setting range: 0.00Hz–P00.03 (the Max. frequency) Jogging The jogging ACC time means the time Depend ○ P08.07 running...
  • Page 74 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Output frequency time Upper limit Jitter frequency Traverse amplitude Center frequency Decelerate Lower limit Accelerate Fall time Raise time of traverse of traverse Traverse range: The traverse running is limited by upper and low frequency.
  • Page 75 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value that of P08.25. The function is illustrated as below: S terminal The set count RO1, RO2 value is reached. The specified count value is reached.
  • Page 76 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Output frequency level detection FDT electrical level FDT retention value Time FDT2 Y, RO1, RO2 Time retention ○ 5.0% P08.35 Setting range of P08.32: 0.00Hz–P00.03 detection (the Max.
  • Page 77 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Setting range: 200.0–2000.0V In order to prevent customers set the value is too large, it is recommended setting range: Voltage 220V 460V Range 375–400V 715–780V...
  • Page 78 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 1: Valid for all frequency setting manner 2: Invalid for multi-step speed when multi-step speed has the priority LED hundreds: action selection during stopping...
  • Page 79 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value frequency changing ratio 0x000–0x111 LED ones: Action selection when power off. 0: Save when power off 1: Clear when power off Action LED tens: Action selection when MODBUS...
  • Page 80 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value The inverter monitors the state of the motor continuously even during the magnetic flux period. So the magnetic flux can be used in the motor stop, as well as to change the rotation speed of the motor.
  • Page 81 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value The system is calculated according to the relative value (0–100.0%). Note: Multi-step speed given, it is realized by setting P10 group parameters. When P09.00=0, set the parameter whose...
  • Page 82 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value the deviation of PID feedback and reference. When the deviation of PID feedback and reference is 100%, the integral adjustor works continuously after the time (ignoring the proportional effect and differential effect) to achieve the Max.
  • Page 83 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Feedback value Bias limit Reference value Output frequency Setting range: 0.0–100.0% Output These parameters are used to set the upper ○ P09.09 upper limit 100.0%...
  • Page 84 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value trend between the reference and the feedback changes, it needs more time to offset the impact of continuous working and the integration will change with the trend.
  • Page 85 2 –f and it can be Multi-step UMI-B1 UL series inverters can set 16 stages ○ P10.08 0.0% speed 3 speed, selected by the combination of multi-step terminals 1–4, corresponding to ○...
  • Page 86 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value stage 3 Output frequency Multi-step ○ 0.0% P10.10 speed 4 running ○ 0.0s P10.11 time of Terminal 1 stage 4 Terminal 2 Multi-step ○...
  • Page 87 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Multi-step Setting range of P10.(2n,1<n<17): ○ 0.0% P10.22 speed 10 -100.0–100.0% Setting range of P10.(2n+1, 1<n<17): 0.0–6553.5s (min) running ○ 0.0s P10.23 time of...
  • Page 88 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value stage Below is the detailed instruction: ACC/DEC Functi ACC/ ACC/ ACC/ ACC/ time Binary bit Step selection code BIT1 BIT0 BIT3 BIT2 BIT5 BIT4 BIT7 BIT6 P10.34...
  • Page 89 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value restart running (cause by the stop command, fault or mode power loss), run from the first stage after restart. 1: Continue to run from the stop frequency;...
  • Page 90 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value point at sudden power loss Note: 1. Adjust the parameter properly to avoid the stopping caused by inverter protection during the switching of the grid.
  • Page 91 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Output current Limit point Time Output frequency Set frequency Constant Time speed Setting range of P11.05: 0: current limit invalid 1: current limit valid...
  • Page 92 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 1: The inverter continues to work after underload pre-alarm and the inverter stops to run after overload fault 2: The inverter continues to work after...
  • Page 93 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Speed Actual detection value Set detection value Time Fault output In running t1<t2, so the inverter continues to work t2=P11.15 Setting range of P11.15: 0.0–10.0s...
  • Page 94 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value address 0; the broadcast address is the communication address. All slaves on the MODBUS fieldbus can receive the frame, but the salve doesn't answer.
  • Page 95 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value 11: Odd check (O,7,2) for ASCII 12: No check (N,8,1) for ASCII 13: Even check (E,8,1) for ASCII 14: Odd check (O,8,1) for ASCII...
  • Page 96 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value responds to the reading command of the upper monitor. The communication efficiency can be increased in this mode. LED tens: (reserved) 0: Communication encrypting is invalid 1: Communication encrypting is valid ●...
  • Page 97 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value torque inverter. Range: -250.0–250.0% Evaluate the motor rotor frequency on open The motor ● loop vector P17.10 frequency evaluation Range: 0.00– P00.03 Display current DC bus voltage of the inverter DC bus ●...
  • Page 98 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value Display analog AI2 input signal AI2 input ● P17.20 voltage Range: 0.00–10.00V Display analog AI2 input signal AI3 input ● P17.21 voltage Range: -10.00–10.00V...
  • Page 99 UMI-B1 UL Series Inverter Function parameters Function Default Name Detailed instruction of parameters Modify code value ● P17.31 Reserved Display the magnetic flux linkage of the Magnetic ● motor. P17.32 flux linkage Range: 0.0%–200.0% Display the exciting current reference in the Exciting ●...

  • Page 100: Fault Tracking

    UMI-B1 UL Series Inverter Fault tracking 6 Fault Tracking 6.1 Maintenance intervals If installed in an appropriate environment, the inverter requires very little maintenance. The table lists the routine maintenance intervals recommended by UNITRONICS. Checking Checking part Checking item Criterion...
  • Page 101 UMI-B1 UL Series Inverter Fault tracking Checking Checking part Checking item Criterion method not mean that there is something wrong with the features. Ensure that there is no distortion or Visual color-changing of the examination conductors caused by The lead of the overheating.
  • Page 102 UMI-B1 UL Series Inverter Fault tracking Checking Checking part Checking item Criterion method remove one the standard ending to value. coagulate or measure with multimeters Hearing, Ensure there is no Transformers and smelling and abnormal vibration, reactors visual noise and smelling,...
  • Page 103 Fan failure can be predicted by the increasing noise from the fan bearings. If the inverter is operated in a critical part of a process, fan replacement is recommended once these symptoms appear. Replacement fans are available from UNITRONICS. •...
  • Page 104 Ignoring the instructions may cause physical injury or death, or damage to the equipment. Change electrolytic capacitors if the working hours of electrolytic capacitors in the inverter are above 35000. Contact the local UNITRONICS offices or dial our national service hotline (400-700-9997) for detailed operation. 6.1.3 Power cable •...

  • Page 105: Fault Solution

    Using the information given in this chapter, most alarm and fault cause can be identified and corrected. If no, contact the UNITRONICS office. 6.2.2 How to reset The inverter can be reset by pressing the keypad key STOP/RST, through digital input, or by switching the power light.
  • Page 106 UMI-B1 UL Series Inverter Fault tracking Fault Fault type Possible cause Solutions code 7. The overvoltage stall interference. protection is not open. 7. Check the setting of relative function codes. Over-voltage 1. Check the input power when acceleration 2. Check if the DEC time 1.
  • Page 107 UMI-B1 UL Series Inverter Fault tracking Fault Fault type Possible cause Solutions code of input R,S,T 2. Check installation distribution 1. Check the output U,V,W phase loss input distribution Output phase loss (or serious asymmetrical 2. Check the motor and...
  • Page 108 UMI-B1 UL Series Inverter Fault tracking Fault Fault type Possible cause Solutions code 2. The rated parameter of parameter according to the motor does not set the motor name plate correctly. 3. Empty the motor load. 3. The offset between the 4.
  • Page 109 UMI-B1 UL Series Inverter Fault tracking Fault Fault type Possible cause Solutions code The keypad is not in good Check the keypad cable connection or offline; and and ensure it is The keypad cable is too normal; Keypad long and there is strong...
  • Page 110 UMI-B1 UL Series Inverter Fault tracking 6.2.4 Other states Fault code Fault type Possible cause Solutions System power System power off or low DC PoFF Check the grid voltage...

  • Page 111: Communication Protocol

    UMI-B1 UL Series Inverter Communication protocol 7 Communication protocol 7.1 Brief instruction to Modbus protocol Modbus protocol is a software protocol and common language which is applied in the electrical controller. With this protocol, the controller can communicate with other devices via network (the channel of signal transmission or the physical layer, such as RS485).
  • Page 112 UMI-B1 UL Series Inverter Communication protocol differential transmission which is called balance transmission, too. It uses twisted pairs, one of which is defined as A (+) and the other is defined as B (-). Generally, if the positive electrical level between sending drive A and B is among +2–+6V, it is logic "1", if the electrical level is among -2V–-6V;...
  • Page 113 UMI-B1 UL Series Inverter Communication protocol Twisted pairs with shied screen RS485 Rout Earth 485- 485+ Earth Convert from RS232 to RS485 Computer Inverter Figure 7-1 RS485 physical connection in single application 7.2.1.2 Multi-applications In real multi-applications, the chrysanthemum connection is used.
  • Page 114 UMI-B1 UL Series Inverter Communication protocol 7.2.2 RTU mode 7.2.2.1 RTU communication frame format If the controller is set to communicate by RTU mode in Modbus network every 8bit byte in the message includes two 4Bit hex characters. Compared with ACSII mode, this mode can send more data at the same baud rate.
  • Page 115 UMI-B1 UL Series Inverter Communication protocol 03H: read slave parameters 06H: write slave parameters DATA (N-1) The data of 2 x N bytes are the main content of the … communication as well as the core of data exchanging DATA (0)
  • Page 116 UMI-B1 UL Series Inverter Communication protocol the receiving data is different from the setting value, there is an error in the communication. CRC check The checkout uses RTU frame format. The frame includes the frame error detection field which is based on the CRC calculation method. The CRC field is two bytes, including 16 figure binary values.

  • Page 117: Rtu Command Code And Communication Data Illustration

    UMI-B1 UL Series Inverter Communication protocol 7.3 RTU command code and communication data illustration 7.3.1 Command code: 03H 03H (correspond to binary 0000 0011), read N words (Word) (the Max. continuous reading is 16 words) Command code 03H means that if the master read data from the inverter, the reading number depends on the "data number"...
  • Page 118 UMI-B1 UL Series Inverter Communication protocol behind. RTU slave response message (from the inverter to the master) START T1-T2-T3-T4 ADDR Byte number Data high bit of address 0004H Data low bit of address 0004H Data high bit of address 0005H...
  • Page 119 UMI-B1 UL Series Inverter Communication protocol START T1-T2-T3-T4 ADDR High bit of writing data address Low bit of writing data address High bit of data content Low bit of data content CRC CHK low bit CRC CHK high bit T1-T2-T3-T4...
  • Page 120 UMI-B1 UL Series Inverter Communication protocol START T1-T2-T3-T4 ADDR High bit of sub-function code Low bit of sub-function code High bit of data content Low bit of data content CRC CHK low bit CRC CHK high bit T1-T2-T3-T4 The RTU response command is:...
  • Page 121 UMI-B1 UL Series Inverter Communication protocol High bit of data number Low bit of data number Byte number High bit of data 0004H Low bit of data 0004H High bit of data 0005H Low bit of data 0005H Low bit of CRC High bit of CRC T1-T2-T3-T4 (transmission time of 3.5 bytes)
  • Page 122 UMI-B1 UL Series Inverter Communication protocol Function Setting Default Modify Serial Name Description code range value 0: Stop after running once Simple 1: Run at the final value after running once 354. P10.00 0–2 2: Cycle running Simple 0: Power loss without memory P10.01...
  • Page 123 UMI-B1 UL Series Inverter Communication protocol Function Address Data meaning instruction instruction definition characteristics Torque setting value (-3000–3000, 2004H 1000 corresponds to the 100.0% of the rated current of the motor) The upper limit frequency setting 2005H during forward rotation (0–Fmax(unit: 0.01Hz))
  • Page 124 UMI-B1 UL Series Inverter Communication protocol Function Address Data meaning instruction instruction definition characteristics motor) AO output setting 1 200DH (-1000–1000, 1000 corresponds to 100.0%) AO output setting 2 200EH (-1000–1000, 1000 corresponds to 100.0%) 0001H: forward running 0002H: reverse running...
  • Page 125 UMI-B1 UL Series Inverter Communication protocol Function Address Data meaning instruction instruction definition characteristics PID feedback 3009H Input IO state 300AH Output IO state 300BH AI 1 300CH AI 2 300DH Reserved 300EH Reserved 300FH Reserved 3010H Reserved 3011H Reserved...
  • Page 126 UMI-B1 UL Series Inverter Communication protocol 7.3.6 Fieldbus ratio values The communication data is expressed by hex in actual application and there is no radix point in hex. For example, 50.12Hz cannot be expressed by hex so 50.12 can be magnified by 100 times into 5012, so hex 1394H can be used to express 50.12.
  • Page 127 UMI-B1 UL Series Inverter Communication protocol 7.3.7 Fault message response There may be fault in the communication control. For example, some parameter can only be read. If a writing message is sent, the inverter will return a fault response message.
  • Page 128 UMI-B1 UL Series Inverter Communication protocol response or some error occurs (named as objection response). For normal responses, the slave shows corresponding function codes, digital address or sub-function codes as the response. For objection responses, the slave returns a code which equals the normal code, but the first byte is logic 1.
  • Page 129 UMI-B1 UL Series Inverter Communication protocol Parameters Inverter Read Data number CRC check address address command If the response message is as below: Inverter Data Read CRC check Data content address command number The data content is 0003H. From the table 1, the inverter stops.
  • Page 130 UMI-B1 UL Series Inverter Communication protocol The command sent by the master: Inverter Parameters Forward Write CRC check address address running command If the operation is successful, the response may be as below (the same with the command sent by the master):...
  • Page 131 (P00.03). model DEC time means the time needed if the inverter speeds down from the Max. Output frequency to 0Hz (P00.03). UMI-B1 UL series inverters define four groups Depen DEC time ○ P00.12 of ACC/DEC time which can be selected by d on P05.
  • Page 132 UMI-B1 UL Series Inverter Communication protocol Continuous Parameters Inverter Byte Data CRC check writing address address number number command If the response message is as below: Inverter Continuous Parameters Data CRC check writing address address number command Note: The space between above commands is for instruction and there is no space between the commands during actual applications.

  • Page 133: Appendix A Technical Data

    UMI-B1 UL Series Inverter Appendix A Technical data Appendix A Technical data A.1 Ratings A.1.1 Capacity Inverter sizing is based on the rated motor current and power. To achieve the rated motor power given in the table, the rated current of the inverter must be higher than or equal to the rated motor current.

  • Page 134: Marking

    UMI-B1 UL Series Inverter Appendix A Technical data Derating coefficient (%) Altitude (ft) 3281 6562 9843 13124 A.2 Marking A.2.1 CE marking The CE mark is attached to the inverter to verify that the inverter follows the provisions of the European Low Voltage (2006/95/EC) and EMC Directives (2004/108/EC).
  • Page 135 UMI-B1 UL Series Inverter Appendix A Technical data Inverter of category C3: inverter of rated voltage less than 1000 V and used in the second environment other than the first one Inverter of category C4: inverter of rated voltage more than 1000 V or the nominal current is above or equal to 400A and used in the complicated system in second environment.

  • Page 136: Appendix B Dimension Drawings

    UMI-B1 UL Series Inverter Appendix B Dimension drawings Appendix B Dimension drawings Dimension drawings of the UMI-B1 UL are shown below. The dimensions are given in millimeters and inches. B.1 External keypad (optional) structure Overall drawing Hole drawing The external keypad can be mounted on the installation bracket and the bracket is optional.

  • Page 137: Inverter Chart

    UMI-B1 UL Series Inverter Appendix B Dimension drawings B.2 Inverter chart Wall mounting (unit: mm) Installation Model hole (d) UMI-0004BU-B1 80.0 60.0 160.0 150.0 123.5 120.3 UMI-0007BU-B1 80.0 60.0 160.0 150.0 123.5 120.3 UMI-0015BU-B1 80.0 60.0 185.0 175.0 140.5 137.3 UMI-0022BU-B1 80.0...
  • Page 138 UMI-B1 UL Series Inverter Appendix B Dimension drawings Installation Model hole (d) UMI-0004BU-B1 80.0 160.0 35.4 36.6 123.5 120.3 UMI-0007BU-B1 80.0 160.0 35.4 36.6 123.5 120.3 UMI-0015BU-B1 80.0 185.0 35.4 36.6 140.5 137.3 UMI-0022BU-B1 80.0 185.0 35.4 36.6 140.5 137.3 UMI-0007EU-B1 80.0...

  • Page 139: Appendix C Further Information

    UMI-B1 UL Series Inverter Appendix C Further information Appendix C Further information C.1 Product and service inquiries Address any inquiries about the product to your local UNITRONICS offices, quoting the type designation and serial number of the unit in question.
  • Page 140 The tradenames, trademarks, logos and service marks presented in this document, including their design, are the property of Unitronics (1989) (R"G) Ltd. or other third parties and you are not permitted to use them without the prior written consent of Unitronics or such third party as may own them.

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