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DAIICHI QT2-500 Instruction Manual

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QT-216-057
INSTRUCTION MANUAL
(DETAILED VERSION)
MULTI-TRANSDUCER
QT2-500

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Summary of Contents for DAIICHI QT2-500

  • Page 1 QT-216-057 INSTRUCTION MANUAL (DETAILED VERSION) MULTI-TRANSDUCER QT2-500...
  • Page 2 QT-216-057 Contents Introduction ･････････････････････････････････････････････････････････････････････ 2 Safety precaution ････････････････････････････････････････････････････････････････ 2 Composition of type ･････････････････････････････････････････････････････････････ 3 1 Features of product ････････････････････････････････････････････････････････････ 4 2 Dimensions and part names ･･････････････････････････････････････････････････････ 4 3 Bundled items ･･････････････････････････････････････････････････････････････････ 4 4 Installation instructions ･･････････････････････････････････････････････････････ 4 5 Connection ･････････････････････････････････････････････････････････････････････ 6 6 Operation・Screen ･･････････････････････････････････････････････････････････････...

  • Page 3: Introduction

    QT-216-057 Introduction Thank you for purchase of DAIICHI product. Please read this instruction manual carefully before use. Keep this manual for future reference. Please contact with us in case this manual is lost or damaged. Safety Precaution ■ Environment conditions ...

  • Page 4: Composition Of Type

    QT-216-057 ■ Countermeasures against troubles If this product breaks down within the warranty period, it will be repairs by DAIICHI Electronics. ■ Disposal Please dispose of this product as industrial waste (noncombustible). Mercury parts and a nickel-cadmium battery are not used for this product.

  • Page 5: Features Of Product

     Connected to a PC with USB, you can write and read settings in dedicated software. About the setting software, it is more downloadable than our web site. URL；http://www.daiichi-ele.co.jp/en/  Using an organic electro-luminescence display of high contrast. Configuration changes, measurement items can be displayed.
  • Page 6 ■ Mounting the IEC 35 mm rail (DIN rail) Set product so that its slider is at the bottom. Position the upper hook at the rear side of product on the DIN rail and push in the lower. QT2-500 QT2-500 Slider IEC, DIN rail (35mm width) ■...

  • Page 7: Connection

    QT-216-057 5. Connection Open the terminal cover, please connections according to the wiring diagram below. Terminal numbers and names are listed on the back of the terminal cover. With terminal cover open ■ Upside terminal No.1...15 Auxiliary supply, Voltage, Current, Binary input, Ground terminal Screw：M4 screw Conformity crimp-type terminal...
  • Page 8 QT-216-057 ■ 1P2W [1-phase 2-wire] ■ 1P3W [1-phase 3-wire] LOAD LOAD (L1) (L2) (NC) (NC) (L1-k) (L1-l) (NC) (NC) (NC) (NC) (L1) (L3) (NC) (L1-k) (L1-l) (NC) (NC) (L3-k) (L3-l) － ＋ (S1) (S2) ＋ － (S1) (S2) ～ ～ ～...

  • Page 9: Basic Operation

    QT-216-057 6. Operation and Screen 6.1 Basic operation MENU POWER ON DISPLAY Selection screen Display mode MODE (P8-) TEST MODE Push 3 sec Confirmation screen Selection screen Display OFF Switch operation Test mode (P22-) MODE MODE TEST/SETTING locked. SETTINGS 1 sec. ( １...
  • Page 10 QT-216-057 (2) Operation ①【MENU】→ 「DISPLAY」 SET →「MEASUREMENT」 SET → Measurement display mode. ② Select the measurement element to be displayed. ( ▲ ▼ switch) No.1 Current display No.2 Demand current display No.50 Harmonic 15th RMS value (3) Measurement item Wiring type Screen Page Measurement...

  • Page 11: Setting Value Display

    QT-216-057 7.2 Setting value display (1) Display Example：Analog output settings Page Setting item Display Setting contents ■ Page No. Wiring type Number of pages / Input Center VT ratio Total number of pages Bottom CT ratio CH No. ■ Setting value Output factor 2...11 Analog output Display the set value...
  • Page 12 QT-216-057 8．Setting modes 8.1 Setting flow MENU Confirmation Setting Select an item in the ▲ ▼ MODE Select the NO. To return to the menu in the SET. MODE Input Measurement Analog output Pulse output Communication output Configuration MODE MODE MODE MODE MODE...

  • Page 13: Setting Menu

    QT-216-057 8.3 Setting menu (1) Input setting IN Setting item Description Content Set wiring type of 【Wiring type】 【Number of CT】 Thick-frame：Default setting input circuit. Setting range 3P3W sets up the 2VT,2CT S ET 3-phase 3-wire 3P3W number of CT. 2VT,3CT Wiring type 3P4W sets up the...
  • Page 14 QT-216-057 (2) Measurement setting MEAS Setting item Description Content Set current Thick-frame：Default setting measurement values Rated current Setting range ＝100.00 % for the upper limit 30.00 ... 100.00 ...120.00 % 0.01 % step Current range of the analog output 【I RANGE】 Example of setting (CT ratio：100 A / 5 A) rating range.
  • Page 15 QT-216-057 Setting item Description Content Set operation method 【Operation method / Range】 【Arithmetic】 Thick-frame：Default setting of reactive power. S ET Setting range And, set reactive Q=UIsinφ power measurement M ODE Q=√S values for the upper limit / lower limit Thick-frame：Default setting of the analog output Setting range (Positive：LAG，Negative：LEAD) rating range.
  • Page 16 QT-216-057 Setting item Description Content Set output method Operates with the reactive power Q range upper limit setting. (Lower limit value of reactive power = negative upper setting) (power flow). Set the upper limit value to 20% or more. If set to less than 20%, the output will be the lower limit of the rated output range.
  • Page 17 QT-216-057 Setting item Description Content Set power factor Thick-frame：Default setting measurement value to Setting range Output (Example) the rated output LEAD 0.5...1...LAG 0.5 4...12...20 mA range of the analog LEAD 0 ...1...LAG 0.5 1... 3...5 V output. LAG 0.5...1...LEAD 0.5 -1...
  • Page 18 QT-216-057 Setting item Description Content Set unit per count ・Integrating the set value as the least significant of Wh/varh display digit, up to a maximum of 9 digits (999999999). (and communication Integrate again from "0" if it exceeds 9 digits. data).
  • Page 19 QT-216-057 Setting item Description Content Set measurement 【CH set】 【Element】 element outputted S ET to CH1...CH10. (CH individual) M ODE Wiring type Measurement Measurands 3P3W 3P4W 1P2W 1P3W Current 1,2,3,avg 1,2,3,N,avg 1,3,N Current (power flow) 1,2,3 1,2,3, Demand current 1,2,3,avg 1,2,3,N,avg 1,3,N Maximum demand current Idmax...
  • Page 20 QT-216-057 Setting item Description Content Set ON/OFF of If a setup is ON, an output will be restricted with the following value. output limiter. Upper limit：+1 % and lower limit：-1 % for the output span. (CH individual) 【CH set】 【ON/OFF】 Thick-frame：Default setting S ET Setting range...
  • Page 21 QT-216-057 (5) Communication output setting COMM Setting item Description Content Thick-frame：Default setting Set communication Setting range protocol. Protocol MODBUS RTU 【PROTOCOL】 PROTOCOL A Set communication Thick-frame：Default setting Setting range address. Address MODBUS RTU PROTOCOL A 【ADDRESS】 ． ． ．247 ． ． ．254 Set bit rate Thick-frame：Default setting of communication.
  • Page 22 Setting Setting data can be used to manage and collation. specified in the management Setting management numbers can not be changed in the QT2-500. setting software. number When performing other setting changes at QT2-500, configuration 【SETTING No.】 management number will be changed to 0000.
  • Page 23 QT-216-057 9．Test modes 9.1 Test flow MENU Confirmation Test selection Test menu MODE Select the NO, return to ▲ ▼ select the test menu the menu screen in the SET 9.2 Test menu Test item Test content ・Select channel (CH1 ... 10) to the test. ・Analog output value (0, 25, 50, 75, 100 %), selected in the ▲...

  • Page 24: Rating

    QT-216-057 10 Specifications 10.1 Rating Item Specifications 3-phase 3-wire [3P3W] (2VT2CT, 2VT3CT) 3-phase 4-wire [3P4W] (2VT3CT, 3VT3CT) Input circuit 1-phase 2-wire [1P2W] 1-phase 3-wire [1P3W] Common use (Settable) 110 V AC, 50/60 Hz 3P3W 220 V AC, 50/60 Hz 1P2W 440 V AC, 50/60 Hz Common use (Settable) ( ８...

  • Page 25: Measurement Item, Class

    QT-216-057 10.2 Measurement item, Class Measurement possible item Class index (1,2,3,N：Phase, avg：Average of each phase, Σ：Total) Measurement element 3P4W 3P3W 1P3W 1P2W Current Current (power folw) I Demand current davg davg Maximum demand dmax1 dmax2 dmax3 dmax1 dmax2 dmax3 dmax1 dmax3 dmax current...

  • Page 26: Detailed Specification

    QT-216-057 10.3 Detailed specification Item Specification, Performance Transducer, IEC 60688：2012, JIS C 1111：2006 Conformity standards Static meters for active energy, IEC 62053-21：2003, JIS C1271-1：2011 Static meters for reactive energy, IEC 62053-23：2003, JIS C1273-1：2011 EMC Directive (2014/30/EU) EN 61000-6-2、 EN 61000-4-2,-3,-4,-5,-6,-8,-11 CE marking EN 61000-6-4、...
  • Page 27 QT-216-057 Item Specification, Performance Output Active energy (Incoming / Outgoing), Output Reactive energy (Incoming LAG / Outgoing LAG / Incoming LEAD / measurands Outgoing LEAD) Output form Optical MOS-FET relay, Normally-open contact Contact capacity 125 V AC,DC, 70 mA (Resistance load, Inductive load） 250±10 ms (When the output pulse period of rated power constitutes speed more than Pulse width 2 pulse / second by setting of an VT primary, a CT primary and output pulse rate,...
  • Page 28 QT-216-057 Item Specification, Performance Without any input, and outputs an analog output (1...10 individual). Analog output 0, 25, 50, 75% output. Communication Without any input, and outputs an measured value of communication output. output 0, 25, 50, 75% output. Test function Without any input, and outputs an pulse output (1...2 individual).
  • Page 29 QT-216-057 Item Specification, Performance Add noise (1μs, 100 ns width) repeatedly for 5 minutes. Error：Within ±10 ％. And, malfunction and communication stop must not occur. ・Auxiliary supply circuit (Normal / Common) 1.5 kV or more ・AC voltage input circuit (Normal / Common) 1.5 kV or more Square impulse immunity test ・AC current input circuit (Common) 1.5 kV or more...

  • Page 30: Measuring Range

    QT-216-057 10.4 Measuring range Rated voltage Measurands Measuring range Low input cut Display Rated current Current, Less than 0.2 % of － 0...5 A Demand current, the rated ( 0.0...100.0[%] Maximum demand Less than 0.5 % of － 0...1 A current the rated ( Outgoing 5 A...
  • Page 31 QT-216-057 Rated voltage Measurands Measuring range Low input cut Display Rated current Output lower nominal 110 V 45...55 Hz value in less than 45.0...65.0[Hz] Frequency ( 220 V － 55...65 Hz 20 % of the full scale Low input cut：0.0[Hz] 440 V 45...65 Hz voltage...

  • Page 32: Input - Output Characteristic Example

    QT-216-057 10.5 Input - output characteristic example ■ Current, Demand current ■ Current (Power flow) [V][mA] [V] [V] [mA] [V][mA] [V] [mA] 5 20 5 20 3 12 3 12 5 2.5 0.5 -5 -1 5[A] 5[A] 5[A] 5[A] 1[A] 1[A] 1[A] 1[A]...
  • Page 33 QT-216-057 ■ Reactive power ■ Reactive power (Power flow) (4 quadrant) [V][mA] [V][mA] 5 20 5 20 4 16 3 12 3 12 [kvar] [kvar] [kvar] [kvar] LEAD LEAD LEAD LEAD 4 [kvar] 4 [kvar] Outgoing Incoming Outgoing Incoming ■ Reactive power (Power flow) ■...
  • Page 34 QT-216-057 ■ Power factor (LAG 0.5...LEAD 0.5) ■ Power factor (LAG 0...LEAD 0) [V][mA] [V][mA] 5 20 5 20 3 12 3 12 LEAD LEAD LEAD LEAD Outgoing Incoming Incoming Outgoing ■ Power factor (Power flow) ■ Power factor (Power flow) (4 quadrant, LEAD 0.5...LAG 0.5 ) (4 quadrant, LEAD 0...LAG 0) [V][mA]...
  • Page 35 QT-216-057 ■ Power factor (Power flow) ■ Power factor (Power flow) (2 quadrant, Outgoing, LEAD 0.5...LAG 0.5) (2 quadrant, Outgoing, LEAD 0...LAG 0) [V][mA] [V][mA] 5 20 5 20 3 12 3 12 LEAD LEAD LEAD LEAD Incoming Outgoing Incoming Outgoing ■...
  • Page 36 Multi-transducer setting software (QT2-CS-01) is a QT2-500 dedicated setup tool. Software can be downloaded at the WEB site. ( URL;http://www.daiichi-ele.co.jp/ ) The following data management is possible by connecting QT2-500 and PC with a USB cable. ・Edit and save setting data.

  • Page 37: Troubleshooting

    QT-216-057 12 Troubleshooting Trouble Probable cause Handling Power LED is not lights In the 13th and 14th terminals, Please by applying an auxiliary auxiliary power supply is not applied. power supply. Display disappears By auto off function, display is off Please press the switch Does not switch to the setting By the lock function of the test /...
  • Page 38 QT-216-057 Tokyo Office : 11-13, Hitotsuya 1-chome, Adachi-ku, Tokyo, 121-8639, JAPAN. TEL：+81-3-3885-2411 , Fax：+81-3-3858-3966 Kyoto Office : 1-19, Ichinobe-Nishikawahara, Jyoyou-shi, Kyoto, 610-0114, JAPAN. TEL：+81-774-55-1391 , Fax：+81-774-54-1353 Revision B, DATE：September 12, 2019...

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