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T&D MCR-4V User Manual
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T&D MCR-4V User Manual

Multichannel voltage recorder
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User's Manual
Thank you for purchasing our product.
This manual provides explanations of the installation
and operation of the MCR-4V.
Please make sure the following items are included in
the package.
© Copyright T&D Corporation. All rights reserved.
2023.01 16504820035 12th Edition
MCR-4V
USB Mini-B Cable
US-15C
Card Slot Cover
AA Alkaline Battery
LR6 x 2
Manual Set
(Warranty included)

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Summary of Contents for T&D MCR-4V

  • Page 1 ® User’s Manual Thank you for purchasing our product. This manual provides explanations of the installation and operation of the MCR-4V. Please make sure the following items are included in the package. MCR-4V AA Alkaline Battery LR6 x 2 USB Mini-B Cable...
  • Page 2 Important Notices and Disclaimers Compliance Information In order to properly use this product, please carefully read this FCC Statement manual before using. This device complies with Part 15 of the Federal Communications Commission (FCC) rules. Operation is subject to the following two - All rights of this manual belong to T&D Corporation.

  • Page 3: Safety Precautions And Instructions

    Safety Precautions and Instructions DANGER To Prevent Serious Accidents Do not disassemble, repair or modify the unit and accessories. Safety Precautions and Instructions Do not use the unit in any environment that is exposed to chemicals and harmful The following items should be strictly obeyed for the safe usage of gases.
  • Page 4 If the unit is not to be used for a long period of time, remove batteries. If left in the unit, the batteries may leak and lead to malfunctioning. Install new batteries when starting or re-starting to use a unit. If there is a possibility that high voltage pulses which exceed the measurement range may be applied, make ground connections, either directly or with the surge arrester.

  • Page 5: Table Of Contents

    Download Recorded Data using MCR for Windows -------------------48 About the Measurements Display -------------------------------------------18 Recorded Data File -----------------------------------------------------------------49 About the Trend Graph Display -----------------------------------------------19 Download Recorded Data from all Connected MCR-4V Units ------50 Operating the Trend Graph-----------------------------------------------------20 Analyzing Recorded Data -------------------------------------------- 51 Increasing Recording Channels ---------------------------------- 21...

  • Page 6: Overview

    Overview Appearance Diagram and Part Names The MCR-4V is a multi-channel voltage data logger. It measures and [TOP] records voltage, and the data can be easily displayed in graph form, enabling the immediate on-the-spot checking of continually- changing data. Measure and Record...

  • Page 7: Touch Panel

    Touch Panel Touch Panel Operation Methods There are two ways to operate the touch panel as follows: Press to change the selected menu or settings item (by - Touchpad operation going up or down), and to increase or decrease the values shown in the LCD.

  • Page 8: Lcd Display And Icons

    LCD Display and Icons The following contains some brief explanations about icons. Each menu will be explained later in the “Menu List” pages. A highlighted display shows the item currently selected, and a blinking highlight shows that an item is being changed. LCD backlight will be The battery mark shows the battery level as follows.

  • Page 9: About How Data Is Recorded

    Supported Memory Cards - SD Memory Cards - SDHC Memory Cards IMPORTANT - SDXC memory cards cannot be used. - It is possible to run a quick test to see if your memory card works in MCR-4V. See p.42 for details.

  • Page 10: Using Mcr-4V

    - When you wish to replace batteries while recording is in progress, make sure to connect the USB cable to your PC for USB bus power. - If the MCR-4V runs out of power while processing data on a SD memory card, the data on the card may be corrupted.

  • Page 11: Measuring Voltage

    Also, the scale conversion equation can be changed via MCR for Windows. About the Trend Graph Display Connect the item to be measured to the MCR-4V using a compatible A trend graph is displayed for each channel of data. wire.

  • Page 12: Increasing Recording Channels

    16 channels. When performing a group recording for multiple units, recorded When the bodies of multiple units are connected, the MCR-4V at the data will be stored in each unit's memory. To analyze recorded data far left side will be automatically designated as the Master and all on a PC, either download data using MCR for Windows, or export other connected MCR-4V units will be designated as Slaves.

  • Page 13: Group Operations Via Master

    Group Operations via Master Starting Recording by Group Group operations such as the starting and stopping recording for Make recording settings for each device separately; no matter if it the connected units can only be performed via the Master. Upon the is a Master or a Slave.

  • Page 14: About Menus

    About Menus [Record Settings] Menu Unit [ V ] Warn Montr : OFF OFF / Lower / Upper / Up&Low [Back] Uppr Limit : - - -* User Specified Voltage Value Stop Recording [Back] Lwr Limit : - - -* User Specified Voltage Value Judge Time : - - -*...

  • Page 15: [Data List] Menu

    [Data List] Menu Displayed Items when Recording Stopped: Displayed Items during Endless Recording: [Back] * List number, date, and time shown below are [Back] examples. Expt Curr Data Now Display Graph [Back] Formatted & Blank Card? No4 Jul 30 ’13 16:19:45 Auto Data Export*1 [Back] No3 Jul 29 ’13 15:42:51...

  • Page 16: [Memory Card] Menu

    [Memory Card] Menu Explanation of Items in Each Menu [Record Settings] Menu Items [Back] Quick Format [Back] [Stop Recording] Click [OK] to stop recording. [Start Recording] Click [OK] to start recording. Memory Card Test [Back] [Method : IMMED(indv) / PGM(indv) / IMMED(grp) / PGM(grp)] IMMED(indv) : Starts recording immediately.
  • Page 17 [Rec.Method: Instant / Average / Ave.Fine] [Rec. Channel : ] Select the recording method to be used. For information about the Select the channel(s) for recording. It is possible to select to record sampling interval when recording average values, see the attached using one channel or a combination of channels from Ch1 - Ch4.
  • Page 18 Preheat Time When the set upper or lower limit is exceeded for the set length of time necessary to be judged as a warning, the MCR-4V will display a When using the preheat function, this stands for the length of time warning sign next to the measurement value on the LCD.
  • Page 19 About the Recording Stop Trigger Function - Only settings that have been saved from [Save Settings No.1 to 4] are available for This is a function to determine when to stop recording. The MCR-4V restoring. will stop recording after the set trigger condition has been reached - While a recording is in progress, recording settings can only be saved, but not and the set delay time has elapsed.

  • Page 20: [Data List] Menu Items (When Recording Stopped)

    IMPORTANT - SDXC memory cards cannot be used. - It is possible to run a quick test to see if your memory card works in MCR-4V. See p.42 for details. 1. While scrolling, the time of recorded data appears on the top of the...
  • Page 21 2. The time of recorded data will switch to the measurement, a few Use <ENTER> and <BACK> to move to the target item, then change seconds after you stop scrolling. the value with 3. The measurement shown in 2 is the value of the point located at the Scroll Screen center of the graph.

  • Page 22: [Data List] Menu Items (During Endless Recording)

    [Data List] Menu Items (during endless recording) Canceling [Auto Data Export] If you wish to cancel the auto data export process, select [Back] and tap <ENTER>. [Expt Curr Data Now] Use this to immediately export the data currently being recorded to The displayed message will be cleared when the process is termi- the SD memory card.

  • Page 23: [Memory Card] Menu Items

    - It is not possible to set the clock while recording is in progress. - Please make sure that the date and time settings in the MCR-4V are correct, if they are not, the recording start time and recording time of downloaded data will be incorrect.

  • Page 24: Using A Pc With Mcr-4V

    Windows Start Screen or Start Menu. Do not turn off the power of the MCR-4V during initialization. • If you have no internet access or prefer to install using a software DVD, “T&D Termination of the initialization process may cause damage or Software SO-TD1”...

  • Page 25: Connecting The Device To A Pc

    Place a check next to the desired channel(s) and enter each channel cable. name. - When connecting a MCR-4V to a PC, connect only one unit at a time. If you connect multiple units at the same time, they may not be recognized properly. Click [Send Settings].

  • Page 26: Downloading Recorded Data To A Pc

    Downloading Recorded Data to a PC Data stored in the internal memory of MCR-4V can be downloaded Recorded Data File to a computer in either of the following two ways: One recorded data file (.r4V) is created for each recording session.

  • Page 27: Download Recorded Data From All Connected Mcr-4V Units

    Analyzing Recorded Data Download Recorded Data from all Connected MCR-4V Open Recorded Data Units In the storage folder for the downloaded recorded data on your PC (p.48), double click on the desired recorded data file. “T&D Graph” Connect the Master unit to your computer via USB.

  • Page 28: Other

    • Check if your SD memory card is supported by the MCR-4V. (See p.36) The first reading of recorded data is invalid data, • Perform a “Memory Card Test”. (See p.42) why? •...
  • Page 29 The software MCR for Windows does not start, why not? Please check the following: • The software may not have been installed correctly. Try reinstalling MCR for Windows. • Check to see if the software was installed with Administrator rights. If after checking and trying the above there is no improve- ment please contact the distributor where the product was purchased.

  • Page 30: Specifications

    Up to 4 units (16 channels) can be recorded simultaneously. and information on OS compatibility is available on the Software page of our (Coupling of MCR-4V and MCR-4TC is possible. (*3)) website at tandd.com/software/. The specifications listed above are subject to change without notice.
  • Page 31 For support, please contact the distributor from which you purchased the product. A list of distributors can be found at: tandd.com/purchasing/ Product Information Product information can be found at: tandd.com/product/ Multichannel Voltage Recorder MCR-4V User's Manual 817-1 Shimadachi, Matsumoto, Nagano 390-0852, Japan Website: tandd.com FAX: +81-263-40-3152 E-mail: support@tandd.com...

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