Mitsubishi ME96SSR-MB User Manual
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Mitsubishi ME96SSR-MB User Manual

Mitsubishi ME96SSR-MB User Manual

Electronic multi-measuring instrument
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MITSUBISHI Electronic Multi-Measuring Instrument
Types
ME96SSR-MB
User's Manual: Detailed Edition
●
Before operating the instrument, you should first read thoroughly
this operation manual for safe operation and optimized
performance of the product.
Deliver this user's manual to the end user.

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Summary of Contents for Mitsubishi ME96SSR-MB

  • Page 1 MITSUBISHI Electronic Multi-Measuring Instrument Types ME96SSR-MB User's Manual: Detailed Edition ● Before operating the instrument, you should first read thoroughly this operation manual for safe operation and optimized performance of the product. Deliver this user's manual to the end user.

  • Page 2: Check On Your Delivery

    Check on your delivery Check the following point as soon as you receive Mitsubishi Electronic Multi-Measuring Instrument. Parts name Quantity Specifications User’s Manual (Simplified) A3 size Attachment lug (with screw) About the optional plug-in module sold separately This product has the following optional plug-in module.

  • Page 3: Features

    Features This instrument measures the load status by inputting the secondary side of the VT and CT, and displays various measurement values.  This instrument enables measurement of integrated active energy divided into two time segments such as peak/off-peak and day/night. (Periodic Active Energy) ...

  • Page 4: Table Of Contents

    Table of Contents Check on your delivery ····················································································································1 About the optional plug-in module sold separately ·················································································1 Features·······································································································································2 Table of Contents ···························································································································3 Safety precaution ···························································································································5 Requirements for compliance with the EMC directive ·············································································8 Instructions for Handling 1． Display and Button Functions of Each Part ······················································································9 2．...
  • Page 5 Table of Content 5．2 Usage According to Purpose (Alarm, Periodic Active Energy, Operating Time, Password, etc.)  Display and operation of the upper/lower limit alarm ···································································55  Canceling the upper/lower limit alarm ······················································································56  Stopping backlight flickering caused by upper/lower limit alarm generation ······································56 ...

  • Page 6: Safety Precaution

    Safety Precaution (Always read these instructions before using this equipment) For personnel and product safety please read the contents of these operating instructions carefully before using. Make sure that the end users read this manual and then keep the manual in a safe place for future reference.
  • Page 7 Safety Precaution ■Others ® MODBUS T/R+,T/R-,Ter terminals communication CC-Link DA,DB,DG terminals communication maxDC35V DI1,DI2,DI3,DI4,DI COM, ,DI+,DI-, Digital input DI1+,DI1-,DI2+,DI2-,DI3+,DI3-,DI4+,DI4-,DI5+,DI5- terminals Digital output DO1+,DO1-,DO2+,DO2- terminals Analog output CH1+,CH1-,CH2+,CH2-,CH3+,CH3-,CH4+,CH4- terminals Pulse/ Alarm output C1A/A1,C1B/COM1,C2A/A2,C2B/COM2 terminals Do not drop this instrument from high place. If you drop it and the display is cracked, ...
  • Page 8 Safety Precaution ■ Storage conditions To store this instrument, turn off the power and remove wires, and put it in a plastic bag. For long-time storage, store at the following places. Failure to follow the instruction may cause a failure and reduced life of the instrument.

  • Page 9: Requirements For Compliance With The Emc Directive

    EMC Directive Instruction This section summarizes the precautions on conformance to the EMC Directive of the cabinet constructed using this instrument. However, the method of conformance to the EMC Directive and the judgment on whether or not the cabinet conforms to the EMC Directive has to be determined finally by the manufacturer. This instrument complies with part 15 of the FCC Rules.

  • Page 10: Display And Button Functions Of Each Part

    1. Display and Button Functions of Each Parts Part names ■Front view LCD with backlight Operation buttons (For details, refer to page 11.) ® MODBUS RTUcommunication terminal ® T/R+: MODBUS RTU communication transmission terminal ® T/R-: MODBUS RTU communication transmission terminal Ter: Termination terminal (120 Ω...
  • Page 11 1. Display and Button Functions of Each Parts Display Note: The above display is an example for explanation. Segment Name Description LEAD status They show direction of Power Factor or Reactive Power on bar graph. LAG status They show the type of counting of Reactive Energy on Reactive Energy Display. Scale of the bar graph They show the scales of the bar graph.
  • Page 12 1. Display and Button Functions of Each Parts Functions of operation buttons The operation buttons have various functions RESET MAX/MIN PHASE DISPLAY － ＋ According to how they are pressed down. Set button Reset button Phase button Maximum/Minimum button Display button ＋/－button ○...

  • Page 13: Function Modes

    2. Function Modes The following function modes are available for this Multi-Measuring instrument. Operation mode is displayed after auxiliary power turns on. It is then possible to switch to the desired mode. Reference Mode Description Pages This mode is for displaying each measured value using digital numerical values and Operation P.47 to P.58 bar graphs.

  • Page 14: 3．1 Setting Flow

    3.Setting 3.1 Setting flow To measure, it is necessary to use Setting mode to set the phase wire system, VT / direct voltage, and CT primary current. From Operation mode, move to Setting mode and then set necessary items. Factory default settings will be used for items that you do not set.
  • Page 15 3.Setting 3.1 Setting flow <Setting Procedure> ① ⑤After completion of setting, select ‘End’ in the setting Press simultaneously for 2 RESET seconds to get in the setting mode. menu and press ② ⑥When the End display appears, press Select a setting menu number by once again.

  • Page 16: 3．2 Setting Menu 1: Basic Settings

    3.Setting ■ Basic Operations for setting Function Operation Remarks Select a set value Press Fast-forward when pressed over 1 sec. ＋ － Setting item will be cared and shift to the next Setting items are saved Press item. Go back to the previous setting Press The set value for the setting item just before DISPLAY...
  • Page 17 3.Setting 3.2 Setting menu 1: Basic Settings (Setting the Phase Wire System, Display Pattern, VT/Direct Voltage, CT Primary Current, etc.) For other phase wire system except 3-phase 4-wire （2） Additional display ○ ○ ○ ○ △ △ △ △ ○ ○...
  • Page 18 3.Setting 3.2 Setting menu 1: Basic Settings (Setting the Phase Wire System, Display Pattern, VT/Direct Voltage, CT Primary Current, etc.) Continued form the previous page （2） When using VT ＜ ＞ Set the secondary and primary voltages of the VT. （a）...
  • Page 19 3.Setting 3.2 Setting menu 1: Basic Settings (Setting the Phase Wire System, Display Pattern, VT/Direct Voltage, CT Primary Current, etc.) Set the frequency. 50Hz 60Hz ⑤Frequency Note1.The scale value of the frequency of the bar graph display is changed, too. Note2.Scale of the analog output is changed, too.

  • Page 20: Rtu Communication And Cc-Link

    3. Setting ® 3.3 Setting Menu 2: Communication Settings (Setting the MODBUS RTU communication and CC-Link communication) In the operation mode, press simultaneously for 2 seconds or more, and the following operation becomes available. Set the setting menu number to “2”. (as shown in the right figure) Setting Menu DISPLAY...
  • Page 21 3. Setting ® 3.3 Setting Menu 2: Communication Settings (Setting the MODBUS RTU communication and CC-Link communication) Set the CC-Link station number. W hen the ME-0040C-SS96 optional plug-in module is not installed, or the CC-Link communication is not selected in ...

  • Page 22: Harmonic Display, Etc.)

    3. Setting 3.4 Setting Menu 3: Display Settings (Setting Maximum Scale, Active Energy Measurement, and Harmonic Display, etc.) This section shows how to set maximum scale in the bar graph, expanded counting, and harmonics display. In the operation mode, press simultaneously for 2 seconds or more, and the following operation RESET becomes available.
  • Page 23 3. Setting Setting Menu 3: Display Settings (Setting Maximum Scale, Active Energy Measurement, and Harmonic Display, etc.) Set the power factor scale. If you have not set power factor to “Display pattern”, this display will be skipped. ⑤Power factor scale -0.5 to 1 to 0.5 -0 to 1 to 0 Set the combinations of imported / exported and lag / lead for active energy and...

  • Page 24: Time)

    (as shown in the right figure) Setting menu The model can be confirm. (This is only display, and settings cannot be changed.) DISPLAY （1） Middle Line Model ME96SSR-MB （2） Lower Line ① Model + option code Option code Blank ME-4210-SS96...

  • Page 25: 3．6 Setting Menu 5: Pulse And Alarm Settings

    3. Setting 3.6 Setting Menu 5: Pulse and Alarm Settings (Setting Upper/Lower Limit Alarm, Motor Starting Current Mask Function, Pulse Output, etc.) This section shows how to set the upper/lower limit alarm, backlight flickering during alarm, motor starting current delay time, and pulse output.
  • Page 26 3. Setting 3.6 Setting Menu 5: Pulse and Alarm Settings (Setting Upper/Lower Limit Alarm, Motor Starting Current Mask Function, Pulse Output, etc.) Set the alarm value for upper/lower limit alarm element 1. The following table shows the setting range. Setting Measuring element Setting range step(Note)
  • Page 27 3.Setting 3.6 Setting Menu 5: Pulse and Alarm Settings (Setting Upper/Lower Limit Alarm, Motor Starting Current Mask Function, Pulse Output, etc.) It is possible to make the backlight to flicker when an alarm is generated. ｏＦＦ ｏｎ ⑦ Backlight flickers (Not flicker) (Flicker) during alarms...
  • Page 28 3.Setting 3.6 Setting Menu 5: Pulse and Alarm Settings (Setting Upper/Lower Limit Alarm, Motor Starting Current Mask Function, Pulse Output, etc.) Set the output function of Pulse/Alarm output 1. When the ME-4210-SS96 optional plug-in module is not installed, this display will be skipped. ⑨Pulse/Alarm Please refer to page 56 for the correspondence between Alarm output output 1...
  • Page 29 3.Setting 3.6 Setting Menu 5: Pulse and Alarm Settings (Setting Upper/Lower Limit Alarm, Motor Starting Current Mask Function, Pulse Output, etc.) Set the output function of Pulse/Alarm output 2. When the ME-4210-SS96 optional plug-in module is not installed, this display will be skipped. ⑫Pulse/Alarm Please refer to page 56 for the correspondence between Alarm output output 2...

  • Page 30: 3．7 Setting Menu 6: Setting The Analog Output

    3. Setting Setting Menu 6: Setting the Analog Output This section shows how to set analog output. When the ME-4210-SS96 optional plug-in module is not installed, this test menu will be skipped. In the operation mode, press simultaneously for 2 seconds or more, and the following operation becomes available. RESET Set the setting menu number to “6”.
  • Page 31 3. Setting 3.7 Setting Menu 6: Setting the Analog Output Analog output CH1 detailed setting (The following setting can be m ade separately from the measurement items included in the display pattern.) (1)Set the current / current dem and / voltage / active power / reactive power / power factor for analog output.(Setting menu 6.1.1) Output item...
  • Page 32 3. Setting 3.7 Setting Menu 6: Setting the Analog Output Set analog output for when full scale is over the limit.（The same in all the CH） Description Setting value For the span value, the maximum output is +5% and the minimum output is -5%. (No limit) For the span value, the maximum output is +1% and the minimum output is -1%.

  • Page 33: 3．8 Setting Menu 7: Setting Periodic Active Energy, Digital Input/Output

    3. Setting 3.8 Setting Menu 7: Setting Periodic Active Energy, Digital Input/Output Set the periodic active energy and digital input/output. In the operation mode, press simultaneously for 2 seconds or more, and the following operation becomes RESET available. For more details about each function, refer to the corresponding pages. Periodic Active Energy ⇒page 56, digital input/ output ⇒page 57 Set the setting menu number to “7”.

  • Page 34: 3．9 Setting Menu 8: Special Settings (Setting Operating Time, Phase Display, Iec Mode)

    3.Setting 3.9 Setting Menu 8:Special Settings (Setting Operation Time, Phase Display, IEC Mode) Set the operation time, phase display, IEC mode. In the operation mode, press simultaneously for 2 seconds or more, and the following operation becomes RESET available. For more details about each function, refer to the corresponding pages.
  • Page 35 3. Setting 3.9 Setting Menu 8: Special Settings (Setting Operation Time, Phase Display, IEC Mode) Set the phase display. ④Phase display setting DISPLAY Set the mode for reactive power/ power factor, etc arithmetic expression and code to normal or IEC. ⑤Set IEC mode （Normal mode）...

  • Page 36: Mode In Setting Menu 9

    3.Setting 3.10 Setting Value Confirmation Menus 1-9: Confirming the Settings in the Setting Menus 1-8 and Test Mode in Setting Menu 9  Setting Value Confirmation When is pressed for at least 2 seconds in the operation mode, the following operation becomes available. The screen transitions and operations are the same as for Setting Menus 1 to 8.

  • Page 37: 3．11Initializing Related Items By Changing Settings

    3. Setting 3.11 Initializing Related Items by Changing Settings When a setting value is changed, the related setting items and measurement data (maximum/minimum values) will return to the default settings. Refer to the following list. Menu 1 Menu 5 Menu 6 Menu 8 Setting item to be changed CT current...

  • Page 38: 3．13Setting The Special Display Patten P00

    3. Setting 3.13 Setting the Special Display Pattern P00 Even if there is no display pattern that you like in the display patterns P01 to P13, individual setting is available by the display pattern P00. This setting is made in the setting menu 1. Explanation begins with the set “P00” in ②display pattern of the setting menu 1 (page 15).
  • Page 39 3. Setting 3.13 Setting the Special Display Pattern P00 Continued form the previous page （5） Set the display of the display 4-2. Select “yES” by － and press ＋ When you do not want to display the display 2, select “no” and press SE T （6）...

  • Page 40: 3．14Examples Of Simple Settings

    3.Setting 3.14 Examples of Simple Settings The following shows a simple setting example. ■Setting Example Model: ME96SSR-MB（Not option unit） Phase wire system : 3-phase 4-wire Measuring element : A, V, W, PF Input Voltage :220/380V CT primary current : 200A...
  • Page 41 3.Setting 3.14 Examples of Simple Settings ® MODBUS The factory default setting is "1," so just press SET. address ® MODBUS The factory default setting is "19.2kbps," so just press SET. baud rates ® MODBUS The factory default setting is "EVEn(even)," so just press SET . parity ®...

  • Page 42: Using Test Mode

    4. Using Test Mode Test mode includes functions that can be used for start-up of equipment. The following table shows what can be done in the test mode. Test menu Description For models with a communication function, it is possible to monitor fixed numerical 1．Communication test data without measurement (voltage/current) input.

  • Page 43: 4．1 Test Menu 1: Communication Test

    4. Using Test Mode 4.1 Test Menu 1: Communication Test In the setting value confirmation mode, when the menu number is set to "9", you will enter the test mode. Set the test menu number to "1". (as shown in the right figure) Test menu Execute communication test operation.

  • Page 44: 4．2 Test Menu 2: Alarm Output/Digital Output Operation Test

    4. Using Test Mode 4.2 Test Menu 2: Alarm Output/Digital Output Operation Test The following operations are available in the test mode. ・When the ME-4210-SS96 or ME-0052-SS96 optional plug-in module is not installed, this test menu will be skipped. ・When ⑨Pulse/Alarm output 1(Setting Menu 5) and ⑫Pulse/Alarm output 2(Setting Menu 5) is not set to "AL", this test menu will be skipped.(ME-4210-SS96) Set the test menu number to "2".

  • Page 45: 4．3 Test Menu 3: Zero Span Adjustment For Analog Output

    4. Using Test Mode 4.3 Test Menu 2: Zero Span Adjustment for Analog Output The following operations are available in the test mode. 。 When the ME-4210-SS96 optional plug-in module is not installed, this test menu will be skipped. Set the test menu number to "3". Test menu DISPLAY Execute zero adjustment for analog output CH1.

  • Page 46: 4．4 Test Menu 4: Analog Output Operation Test

    4.Using Test Mode 4.4 Test Menu 4: Analog Output Operation Test The following operations are available in the test mode. When the ME-4210-SS96 optional plug-in module is not installed, this test menu will be skipped. Set the test menu number to "4". Test menu DISPLAY Execute the operation test for analog output CH1.

  • Page 47: 4．5 Test Menu 5: Pulse Output Operation Test

    4. Using Test Mode 4.5 Test Menu 5: Pulse Output Operation Test The following operations are available in the test mode. ・ When the ME-4210-SS96 optional plug-in module is not installed, this test menu will be skipped. When ⑨Pulse/Alarm output 1(Setting Menu 5) and ⑫Pulse/Alarm output 2(Setting Menu 5) is not set to "PULSE", ・...

  • Page 48: Operation

    5. Operation Basic Operation The following explains basic usages during operation. Display items and the order differ depending on the phase wire  Switch display method setting display pattern settings and additional screen. For more information about detailed display patterns, By pressing , the measurement DISPLAY...

  • Page 49: Bar Graph Display

    5. Operation 5.1 Basic Operation  Bar graph display Bar graph displays the measurement element indicated with “ ” or “ ”. (Example) Lower element (V) (Example) PF displayed on displayed on bar graph bar graph  Switching measurement factors displayed on bar graphs Press the button to switch.

  • Page 50: Cyclic Display

    5. Operation Basic Operation  Cyclic Display In cyclic display, display and phases automatically change at every 5 seconds. When is pressed for about 2 seconds, the cyclic display appears. DISPLAY When is pressed for about 2 seconds, the cyclic phase appears. PHASE By pressing any other buttons except , cyclic display mode ends.
  • Page 51 5. Operation Basic Operation  Harmonics display (Continued from previous page) ■Switching degree / phase (Phase wire System: 3-phase 4-wire) Press the button to switch the degree. ＋ － Press to switch phases. PHASE Harmonic current Harmonic current Harmonic voltage (phase N) PHASE PHASE...

  • Page 52: Maximum Value And Minimum Value Display

    5. Operation 5.1 Basic Operation  Maximum value and minimum value display For the maximum / minimum value display screen, the maximum value, current value, and minimum value for each measurement item are displayed on one screen. However, for harmonics only the following maximum values are displayed. Harmonic current: Total, 1st to 13th (only odd number) effective values for where the phase was largest for each phase.

  • Page 53: Active Energy / Reactive Energy Display

    5.Operation 5.1 Basic Operation  Active Energy / Reactive Energy Display Display format ■ The following table shows the display format of active energy / reactive energy based on the total load. α： 1 1-phase 2-wire α x (VT primary voltage) x (CT primary current) 2 1-phase 3-wire Total load power[kW] = 1000...

  • Page 54: Reactive Energy Counting Method (2 Quadrant Counting / 4 Quadrant Counting)

    5.Operation 5.1 Basic Operation  Reactive energy counting method (2 quadrant counting / 4 quadrant counting) There are the following two types of quadrants for counting reactive energy. <4 quadrant counting> <2 quadrant counting> －var －var Exported lag Imported lead Exported lag Imported lead －W...

  • Page 55: Demand Time And Demand Value Of Current Demand

    5.Operation 5.1 Basic Operation  Demand time and demand value of current demand The demand time (t ) is the time until the measurement display value (I ) displays 95% of the input (I) when a certain constant input (I) is given. To display 100% of the input (I), about three times more than the time (t ) is needed.

  • Page 56: Display And Operation Of The Upper/Lower Limit Alarm

    5.Operation 5.2 Usage According to Purpose (Alarm, Periodic Active Energy, Operating Time, Password, etc. ) The following explains usage according to the purpose during operation.  Display and operation of the upper/lower limit alarm When the value exceeds the upper or lower limit setting value set in advance, the display flickers and alarm can be output. (For more information about how to set the upper/lower limit alarm, refer to page 24 and after.)

  • Page 57: Canceling The Upper/Lower Limit Alarm

    5.Operation 5.2 Usage According to Purpose (Alarm, Periodic Active Energy, Operating Time, Password, etc. )  Canceling the upper/lower limit alarm The alarm cancellation method differs depending on the setting for alarm reset. The upper and lower limit alarms can be cancelled also via communication.

  • Page 58: Display Of Operation Time

    5.Operation 5.2 Usage According to Purpose(Alarm, Periodic Active Energy, Operating Time, Password, etc.)  Display of operation time The measurement time is integrated according to the value set to the target for counting operation time (AUX, A, and V) and displayed as the load operation time. To display the operation time, the operation time display setting should be configured in advance.

  • Page 59: Preventing Maximum Value Update By Motor Starting Current

    5.Operation 5.2 Usage According to Purpose(Alarm, Periodic Active Energy, Operating Time, Password, etc.)  Preventing maximum value update by motor starting current When the motor current is monitored, use the motor starting current delay function to prevent maximum value update and alarm generation for the current, active power, reactive power, apparent Power ,and power factor due to the motor starting current.

  • Page 60: Other

    6.Other Display Pattern Contents When the display pattern in the Setting menu 1 and the additional screen in the Setting menus 3, 7, and 8 are set, pressing changes the screens shown in the table below from the left to the right. DISPLAY [For 3-phase4-wire] Screen set by display pattern...
  • Page 61 6. Other 6.1 Display Pattern Contents [For others except 3-phase 4-wire] Setting Screen set by display pattern Additional display (Set in the setting menus 3, 7, 8) Display No.6 No.7 No.8 No.9 No.10 No.11 No.12 No.13 No.14 No.15 No.16 No.17 No.18 No.19 pattern...

  • Page 62: 6．2 Maximum Scale Value

    6. Other 6.2 Maximum Scale Value Settable primary voltage, primary current, and standard maximum scale value are shown in the tables below. Maximum scale value of each item Specific power value for scale calculation ● ● Measurement element Maximum scale value Phase line Specific power Rated voltage...

  • Page 63: 6．3 Possible Setting Range For Maximum Scale

    6. Other 6.3 Possible Setting Range for Maximum Scale The maximum scale of current can be selected from about 40% to 120% of rating, and maximum scale of voltage can be selected from about 20% to 250% of rating, and maximum scale of active power and reactive power can be selected from about 20% to 120% of rating.
  • Page 64 6. Other 6.3 Possible Setting Range for Maximum Scale ■Voltage maximum scale value Possible setting range:-18 STEP to +10STEP of the standard maximum scale value. Example: When the standard maximum scale value is 100V, the value is from 20V to 320V. Voltage maximum scale value (1/3) Voltage maximum scale value (2/3) Voltage maximum scale value (3/3)
  • Page 65 6. Other 6.3 Possible Setting Range for Maximum Scale ■Maximum scale value for active power / reactive power Possible setting range:-18 STEP to +3STEP of the rating Example: When the rating is 1000W, the value is from 200W to 1600W. Maximum scale value Maximum scale value Maximum scale value...

  • Page 66: 6．4 Measurement Items And Correspondence Between Display And Output

    6. Other 6.4 Measurement Items and Correspondence between Display and Output The table below shows the measurement items and correspondence between display and output. ○：Data can be displayed or output Blank：Data cannot be displayed or output Item measurement display Analog Pulse 3-phase 3-wire(2CT) 3-phase...

  • Page 67: 6．5 Measurement Characteristic

    6.Other 6.5 Measurement Characteristic ■Metering actions in other than operation mode Status Measurement Display Analog output Pulse output Alarm contact point Several seconds just Output over about No measurement No display Opened No output after turning on the 100% may be auxiliary power supply made until internal (Backlight is lit, and...

  • Page 68: 6．6 Troubleshooting

    6.Other 6.6 Troubleshooting In the case of abnormal noise, odor, smoke, or heat generation from this instrument, turn it off at once. Check the followings before you ask for repair. Condition Possible cause Solution Auxiliary power supply is not impressed on The display is not lit.

  • Page 69: Dimensions

    Installation 1. Dimensions - 68 -...
  • Page 70 Installation 1. Dimensions - 69 -...

  • Page 71: Mounting

    Installation 2. Mounting 1 Dimensions of mounting holes The drilling dimensions of the panel are as shown in the right figure. The product can be installed to a panel having a thickness of 1.6 to 4.0 mm. 2 Mounting position The contrast of the LCD changes depending on the angle at which it is viewed.

  • Page 72: Wiring

    Installation 3. Wiring 1 Applicable electric wire The following table shows applicable electric wire sizes . (Wire coating stripping length：10 to 11mm) Section Screw type Specification of wire used Auxiliary power, voltage Single wire, Stranded wire: AWG24 to 14 ® input, MODBUS (Stranded wire is bar terminal can be used in combination.) communication terminal...
  • Page 73 Installation 3. Wiring Do not work with hot-line jobs Do not connect hot-line jobs. It may cause electric shock, burns, device burn out, or fire. It is recommended that a protection fuse be used for VT and the auxiliary power source. Do not open the secondary side of the CT circuit Connect the CT secondary side signal correctly to the terminal for CT connection.

  • Page 74: Wiring Diagram

    Installation 4. Wiring Diagram Rating voltage for every phase wire system Phase wire type Type Rating voltage Figure 3-phase 4-wire type STAR max AC277V(L-N)/480V(L-L) Figure 1 DELTA max AC220V(L-L) Figure 2 3-phase 3-wire type STAR max AC440V(L-L) Figure 3 1-phase 3-wire type ―...
  • Page 75 Installation 4. Wiring Diagram 3-phase 4-wire type: Direct input ① Auxiliary power supply AC100 to 240V or DC100 to 240V. ② Fuses 0.5A Note 1: For low voltage circuits, grounding the secondary side of VT and CT is not t necessary. 3-phase 4-wire type: With VT ①...
  • Page 76 Installation 4. Wiring Diagram 3-phase 3-wire(2CT) type: Direct input ① Auxiliary power supply AC100 to 240V or DC100 to 240V. ② Fuses 0.5A Note 1: For low voltage circuits, grounding the secondary side of VT and CT is not t necessary. Note 2: Do not connect to NC terminal.
  • Page 77 Installation 4. Wiring Diagram 1-phase 3-wire type ① Auxiliary power supply AC100 to 240V or DC100 to 240V. ② Fuses 0.5A Note 1: For low voltage circuits, grounding the secondary side of CT is not t necessary 1-phase 2-wire type: With VT ①...
  • Page 78 Installation 4. Wiring Diagram Optional Plug-in Module: ME-4210-SS96 Optional Plug-in Module: ME-0040C-SS96 Optional Plug-in Module: ME-0052-SS96 - 77 -...
  • Page 79 Installation 4. Wiring Diagram Note for Input 1．The voltage input terminals for 3-phase 3-wire are different from those for others. 2．If the polarity for VT and CT are wrong, the measurement cannot be executed correctly. 3．Do not connect wires to the NC terminals. 4．In the case of low voltage, there is no need for grounding of the secondary sides of VT Note and CT.

  • Page 80: Specifications

    Specifications 1. Specification Type ME96SSR-MB Phase wire system 3-PHASE 4-WIRE, 3-PHASE 3-WIRE（3CT, 2CT）, 1-PHASE 3-WIRE, 1-PHASE 2-WIRE （common） Current AC5A, AC1A （common） 3-PHASE 4-WIRE：max AC277/480V 3-PHASE 3-WIRE：(DELTA)max AC220V, (STAR)max AC440V Rating Voltage 1-PHASE 3-WIRE：max AC220/440V 1-PHASE 2-WIRE：(DELTA)max AC220V, (STAR)max AC440V Frequency 50-60Hz （common）...

  • Page 81: Applicable Standards

    Recommended cable Shielded twisted pair, AWG24 to 14 gauge  About Programming In addition to this manual, read the following documents too.  Electronic Multi-Measuring Instrument ME96NSR-MB/ ME96SSH-MB/ ME96SSR-MB/ ME96SSE-MB Interface specifications ................................LSPM-0075 4. Precautions for CC-Link Communication Item...

  • Page 82: Setting Table (Factory Settings And Customer Setting Note)

    Specifications 5. Setting Table (Factory Settings and Customer Setting Note) Setting menu No. Setting items Initial content Memo Phase wire system 3P4(3-phase 4-wire) Display pattern 1.2.1 Pattern P00 ― VT/direct selection no(No VT) 1.3.1 Direct voltage 220/380V 1.3.2 VT secondary voltage ―...
  • Page 83 Mahanak, Pomprab Bangkok Thailand Vietnam SA GIANG TRADING 1006-1007, 10th Floor, Building 255 Tran 84-8-3838-6727/28/29 CO., Ltd. Hung Dao, Co Giang Ward, District 1, Ho 84-8-910-4763 Chi Minh City, Vietnum Mitsubishi Electric Corporation (Head Office)、Tokyo Building 2-7-3, Marunouchi, Chiyoda-ku, Tokyo 100-8310, Japan、TEL:+81-3-3218-6510 IB63812...

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