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ITech IT-N2100 Series User Manual

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Solar Array Simulator
IT-N2100 Series User Manual
Model: IT-N2100
Version: V1.0

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May 8, 2025

can I connect together the inhibit signals of many IT-N2121

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Summary of Contents for ITech IT-N2100 Series

  • Page 1 Solar Array Simulator IT-N2100 Series User Manual Model: IT-N2100 Version: V1.0...
  • Page 2 Notices Warranty Safety Notices © Itech Electronic, Co., Ltd. 2023 The materials contained in this No part of this manual may be document are provided “as is”, and reproduced in any form or by any means is subject to change, without prior (including electronic storage and notice, in future editions.

  • Page 3: Warranty

    Warranty ITECH warrants that the product will be free from defects in material and workmanship under normal use for a period of one (1) year from the date of delivery (except those described in the Limitation of Warranty below).

  • Page 4: Safety Precautions

    Failure to comply with these precautions or specific warnings elsewhere in this manual will constitute a default under safety standards of design, manufacture and intended use of the instrument. ITECH assumes no liability for the customer’s failure to comply with these precautions.

  • Page 5: Regulatory Markings

    The expected service life of the product is 10 years. The product can be used safely during the 10-year Environment Friendly Use Period (EFUP). Upon expiration of the EFUP, the product must be immediately recycled. Copyright © Itech Electronic Co., Ltd.

  • Page 6: Waste Electrical And Electronic Equipment (Weee) Directive

    With reference to the equipment classifications described in the Annex I of the WEEE Directive, this instrument is classified as a “Monitoring and Control Instrument”. To return this unwanted instrument, contact your nearest ITECH office. Copyright © Itech Electronic Co., Ltd.

  • Page 7: Compliance Information

    Connection of the instrument to a test object may produce radiations beyond the specified limit. Use high-performance shielded interface cable to ensure conformity with the EMC standards listed above. Safety Standard IEC 61010-1:2010+A1:2016 Copyright © Itech Electronic Co., Ltd.

  • Page 8: Table Of Contents

    4.1 USB Interface ............................ 41 4.2 LAN Interface............................. 41 Chapter 5 Technical Specification....................44 5.1 Main Technical Parameters ....................... 44 5.2 Supplemental Characteristics......................55 Appendix ..............................56 Specifications of Red and Black Test Cables..................56 Copyright © Itech Electronic Co., Ltd.

  • Page 9: Chapter 1 Inspection And Installation

    Unpack the box and check the contents before operating the instrument. If wrong items have been delivered, if items are missing, or if there is a defect with the appearance of the items, please contact the ITECH authorized dealer or after-sales service department immediately.
  • Page 10 Inspection and Installation IT-N2121, IT-N2131, IT-N2123 and IT-N2133 models Detailed Dimension Drawing Copyright © Itech Electronic Co., Ltd.

  • Page 11: Adjustment Of Power Handle

    Adjust the handle to the position as shown in the figure below, and then pull it to the sides with both hands. Note When installing and removing the power handle, don’t use too much force to avoid pinching your hand. Copyright © Itech Electronic Co., Ltd.

  • Page 12: Mounting Brackets

    1.4 Mounting Brackets IT-N2100 series power supplies can be installed on standard 19-inch brackets. ITECH has prepared the IT-E158 bracket as a mounting kit for users. Users can select the corresponding bracket manual for installation according to the specific bracket model purchased.

  • Page 13: Connecting The Dut

    The front and rear panels of this series power supply can be connected to the DUT. The maximum output current of the front panel terminals is 10A. If the current to be tested exceeds 10A, please be sure to connect the rear panel output terminals. Copyright © Itech Electronic Co., Ltd.
  • Page 14 DUT. Pay attention to the positive and negative poles when wiring, otherwise it will damage the instrument. When the remote measurement function is turned on, don’t leave the sense terminal unconnected. Copyright © Itech Electronic Co., Ltd.

  • Page 15: Options Introduction

    The following optional accessories provided by the company are sold separately, and users need to purchase them separately according to their needs. IT-N2100 series power supplies can be installed on standard 19-inch brackets. ITECH has prepared the IT-E158 bracket as a mounting kit for users.

  • Page 16: Chapter 2 Quick Reference

    Chapter 2 This chapter briefly introduces the front panel, rear panel, keyboard key functions and screen display functions of the IT-N2100 series power supply, so as to ensure that you can quickly understand the appearance, structure and key functions of the power supply before operating the power supply, so as to help you make better use of this series of power supplies.

  • Page 17: Front-Panel Overview

    Rubber shock absorber (front) The USB port allows for various functions such as screen capture, data recording, and importing/exporting of photovoltaic curves or List files. 4.3” HD LCD Numeric keys (compound function) and ESC escape key Copyright © Itech Electronic Co., Ltd.

  • Page 18: Keyboard Introduction

    Screen print key, insert the U disk in FAT 32 format before Shift+ use. The output on/off key is used to control the output state of On/Off the power supply. 2.4 Status Bar Indicator Description Status bar indicator and descriptions are as follows: Copyright © Itech Electronic Co., Ltd.

  • Page 19: Rear Panel Introduction

    Sense protection protection Executing error Output off state Power supply Output disabled in Inhibit works in CV state. mode 2.5 Rear Panel Introduction The rear panel of IT-N2100 is introduced as follows. 2 3 4 Copyright © Itech Electronic Co., Ltd.

  • Page 20: Introduction Of Side Air Holes

    To avoid burning out, pay attention to marks of positive and negative polarities before wiring. Selftest Steps The normal self-test process of the power supply is as follows: 1. Connect the power cord correctly, press the power button to turn on the Copyright © Itech Electronic Co., Ltd.
  • Page 21 1. Check whether the power cord is correctly connected and confirm whether the power supply is powered. Correct wiring of power cord => 2 Incorrect wiring of power cord => Re-connect the power cord and check whether the exception is removed. Copyright © Itech Electronic Co., Ltd.
  • Page 22 No => Please check the Power key to start power and check whether the exception is removed. 3. If the power supply still cannot be turned on normally, please contact ITECH after-sales technical support. Copyright © Itech Electronic Co., Ltd.

  • Page 23: Function And Features

    CC mode output, and it will be indicated by the CC status. the power supply switches between CC and CV states according to the actual current in the loop. Copyright © Itech Electronic Co., Ltd.

  • Page 24: Meter Interface

    Mode Introduction The power supply supports the following working modes (press the [Mode] key):  Fixed: fixed mode  Curve: curve mode  Table: table mode  User: user-defined mode Copyright © Itech Electronic Co., Ltd.
  • Page 25  After the power is turned on, press the [Voltage] key, use the left/right direction keys to adjust the cursor to the specified position, and rotate the knob to adjust the voltage setting value. Copyright © Itech Electronic Co., Ltd.
  • Page 26 After the above parameter settings are modified, you must press the Download key to take effect. Curve PV analog output in regulation mode. Support setting regulations, materials, Vmp and Pmp. Copyright © Itech Electronic Co., Ltd.
  • Page 27 Isc and the curve will be extended horizontally to the current axis. If no I=0 value is provided, the slope that was determined by the last two current values will be extended to the voltage axis. Copyright © Itech Electronic Co., Ltd.
  • Page 28 SAS operation is achieved by sampling the output voltage, applying a low-pass filter, and continually adjusting the constant current loop by using the filtered voltage as an index into the exponential model. Copyright © Itech Electronic Co., Ltd.

  • Page 29: View Interface

    .csv and .Tdms, providing flexibility for further analysis and post-processing. After pressing the View button, the interface is displayed as follows:  Clear: Clear the currently recorded data  HoldOn / HoldOff: Pause or continue curve drawing Copyright © Itech Electronic Co., Ltd.

  • Page 30: System Interface

    1. Press the corresponding button at the bottom of the screen to switch to the corresponding page, such as General. 2. In the General interface, turn the knob or press the left/right direction keys to adjust the cursor on the specified parameter. Copyright © Itech Electronic Co., Ltd.
  • Page 31 Set the parameters when the power is turned on to the parameters when the Last+Off power was turned off last time, and the output state is OFF. Sense switch off Remote Sense Sense switch on Copyright © Itech Electronic Co., Ltd.

  • Page 32: Config Interface

    Instrument software version Info Instrument MAC address Hardware Version Instrument hardware version 3.7 Config Interface [Shift] + [1] (Config) interface contains the parameter settings of the following power functions, which are described as follows: Copyright © Itech Electronic Co., Ltd.

  • Page 33: Program Interface

    On: Turn on the output timer, and you need to set the seconds of the timer, the setting range is 1~9999, and the step is 1s. 3.8 Program Interface The Program interface provides waveform editing, running, import/export and other functions in 4 modes. Copyright © Itech Electronic Co., Ltd.
  • Page 34 Save As: Save the currently edited Program file as the specified address. Clear: Clear the currently edited waveform data. Delete: Delete the currently selected row of data. Insert: Insert a Step before the selected Step. Return: Return to the main interface of Program. Copyright © Itech Electronic Co., Ltd.
  • Page 35 This parameter takes effect only when Jump is set to Time mode. Jump Specify the jump mode of the Step.  Setting it to Manual means manually triggering the execution of the next Step. Take the Trigger Copyright © Itech Electronic Co., Ltd.
  • Page 36 At this point, the instrument outputs according to the setting of the first Step of the Program. Note: If the DUT has been connected at this time, pay attention to whether the set voltage and current values match the actual test Copyright © Itech Electronic Co., Ltd.
  • Page 37 Press the left and right arrow keys or turn the knob to select the VOC edit cell and press [Enter]. Set parameters such as VOC and VMP, and press [Enter]. Open circuit voltage of a single step Copyright © Itech Electronic Co., Ltd.
  • Page 38 After editing the waveform parameters, press the [Esc] key to move the cursor (blue box) to the position shown in the figure below. Turn the knob or press the left/right arrow keys to select Repeat, and press [Enter] to set the number of cycles. Copyright © Itech Electronic Co., Ltd.
  • Page 39 10. According to the set Trigger Source, trigger the Program to run. Curve Program Press the [Edit] button to enter the following interface: Copyright © Itech Electronic Co., Ltd.
  • Page 40 Step is executed, the [Next] button must be pressed to execute the next Step.  Setting it to Time means that the Time (pulse width) of each Step is executed and the next Step will be executed automatically. Copyright © Itech Electronic Co., Ltd.
  • Page 41 Note: If the DUT has been connected at this time, pay attention to whether the set voltage and current values match the actual test requirements. 10. According to the set Trigger Source, trigger the Program to run. Copyright © Itech Electronic Co., Ltd.
  • Page 42 Press the left and right arrow keys or turn the knob to select the cell of File and press [Enter]. Set parameters such as File and VOC, and press [Enter]. File Recall the saved Table file VOC of a single Step ISC of a single Step Copyright © Itech Electronic Co., Ltd.
  • Page 43 U disk. Press [Return] to return to the main Program interface, and press [Open] to enter the Program file storage area. Turn the knob, select the previously edited Program file, and press [Enter] Copyright © Itech Electronic Co., Ltd.

  • Page 44: Factory Interface

    10. According to the set Trigger Source, trigger the Program to run. 3.9 Factory Interface Factory is the factory menu, which is used for troubleshooting and problem analysis. Please operate under the guidance of ITECH technical support. 3.10 Protect Interface IT-N2100 series power supplies support comprehensive protection functions,...
  • Page 45 UCP protection point setting Value Protection delay time. Delay Setting range: 0.000~10s, step 0.0001s, default 10s. Over power protection function Disable the OPP function (Def) Power Enable the OPP function OPP protection point Value setting Copyright © Itech Electronic Co., Ltd.

  • Page 46: Trigger Function

    If the option is Bus, it is command trigger mode (*TRG command trigger);  If the option is External, it is the external signal trigger mode, that is, if the Trig terminal on the rear panel receives a low-level signal once, it will Copyright © Itech Electronic Co., Ltd.

  • Page 47: Inner Load Switch Settings

    200mA when the power supply is still connected to the battery after the output is OFF. Please disconnect the DUT and the power supply in time to avoid continuously discharging the battery. Copyright © Itech Electronic Co., Ltd.

  • Page 48: Keyboard Lock Function

    General > Trigger Port is in In state, it can receive a low-level pulse signal as a trigger source; when in Out state, when a trigger event occurs, the instrument can output a low-level pulse trigger signal. Copyright © Itech Electronic Co., Ltd.

  • Page 49: Chapter 4 Remote Control

     VCP: Virtual serial port. The Win7 version of the operating system needs to install the supporting driver. Please download the driver from the ITECH official website or contact the ITECH technical support personnel to obtain it. The operating system of Win10 and above does not need to install the driver.
  • Page 50 Manual: Manual mode, you can manually set the address of the instrument. If Manual is selected, you need to set the IP, Gateway, Mask parameter values. The IP address needs to be configured to be on the same network segment as the computer. Copyright © Itech Electronic Co., Ltd.
  • Page 51 Remote Control Gateway and Mask must be the same as the computer configuration. 5. After the configuration is complete, press the [Esc] key to return. Copyright © Itech Electronic Co., Ltd.

  • Page 52: Chapter 5 Technical Specification

    Setup accuracy Power Resistance ≤0.03%+15mV Voltage ≤0.05%+8mA Readback accuracy Current Power ≤300mVp-p/≤40mVrms Ripple (20hz-20Mhz) Voltage Voltage RMS 40mVrms Ripple (20hz-300Khz) ≤8mArms Current RMS 30mAp-p ≤0.003%+1mV Voltage Setup Temp.coefficient ≤0.015%+0.27mA (%of Output+Offset)/℃ Current ≤0.002%+0.8mV Readback Voltage Copyright © Itech Electronic Co., Ltd.
  • Page 53 Maximum input current Maximum input 1100VA apparent power Storage temperature -10℃ - 70℃ Protective function OVP/OCP Communication Interface LAN/USB Isolation (output to ground) 1500Vdc Isolation (input to ground) 1500Vac Working temperature 0 - 40℃ Copyright © Itech Electronic Co., Ltd.
  • Page 54 1mS~3600S here is the range of setting items LIST Maximum number of steps Maximum number of files Number of GROUP No group function ≤10ms/Step Time accuracy Sampling Rate 1kHz±1% METER Storage depth 500pts Copyright © Itech Electronic Co., Ltd.
  • Page 55 1%-100% or 100%-1% The current rise and fall time refers to the ≤20ms Rise time(Full-load) Voltage change of the set value, set value 1%-100% or 100%-1% Copyright © Itech Electronic Co., Ltd.
  • Page 56 Number of machines in series No limit does not exceed 1500VDC Protection class IP20 Safety Regulation IEC 61010 Cooling Style Fans Dimension (Removal handle, etc., 450 mm (D) x 214 mm (W) x 88.2 mm(H) assembly dimensions) Copyright © Itech Electronic Co., Ltd.
  • Page 57 0 - 25A Rated values 1500W-220ac; Power 0 - 1500W 850W-110ac 0 - 9.999Ω Resistance ≤0.01%+2mV Voltage Line regulation Sense mode ≤0.01%+1.5mA ±(%of Output+Offset) Current ≤0.01%+2mV Voltage Sense mode Load regulation ≤0.01%+1mA ±(%of Output+Offset) Current Copyright © Itech Electronic Co., Ltd.
  • Page 58 Fall time(No-load) Voltage ≤50us 10%-90% Current drop time ≤20ms Fall time(Full-load) Voltage ≤50us 10%-90% Transient response 50%-100% load Voltage 400us time recovery to 100mV Voltage 220V/110V AC input Frequency 50/60Hz ≤0.01%+1mV Setup stability -30min Voltage Copyright © Itech Electronic Co., Ltd.
  • Page 59 Weight (net weight) Parameter Remark Voltage input range of IO ports 0~5V IO input pin source and sink IMAX 47mA Voltage output range of IO ports 0~5V IO output pin source and sink IMAX 0.45mA Copyright © Itech Electronic Co., Ltd.
  • Page 60 ≤0.01%+1mA ±(%of Output+Offset) Current ≤0.01%+3mV Voltage Load regulation Sense mode ≤0.01%+1mA ±(%of Output+Offset) Current Voltage 10mV Current Setup resolution Power Resistance Voltage Readback resolution Current Power ≤0.03%+30mV Voltage ≤0.05%+5mA Current Setup accuracy Power Resistance Copyright © Itech Electronic Co., Ltd.
  • Page 61 ≤0.02%+1.5mA Current (%of Output +Offset) ≤0.015%+1.2mV Voltage Readback stability -8h ≤0.02%+2mA (%of Output +Offset) Current Efficiency 72% (Typical) ≤2V Remote Sense Compensation ≤15ms Command Response ≥0.98 Power Factor Maximum input current Maximum input 2100VA Copyright © Itech Electronic Co., Ltd.
  • Page 62 Signal rise and fall time range specification, here is the LIST 1mS~3600S range of setting items Maximum number of steps Maximum number of files Number of GROUP No group function ≤10ms/Step Time accuracy Copyright © Itech Electronic Co., Ltd.

  • Page 63: Supplemental Characteristics

    Technical Specification Sampling Rate 1kHz±1% METER Storage depth 500pts * This information is subject to change without notice. 5.2 Supplemental Characteristics Recommended calibration frequency: once a year Cooling style: fans Copyright © Itech Electronic Co., Ltd.

  • Page 64: Appendix

    Appendix Specifications of Red and Black Test Cables ITECH provides you with optional red and black test cables, which are sold individually and you can select for test. For specifications of ITECH test cables and maximum current values, refer to the table below.
  • Page 65 Contact Us Thanks for purchasing ITECH products. In case of any doubts, please contact us as follows: Visit ITECH website: www.itechate.com. Select the most convenient contact method, for further information.

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