Panasonic KW2M-A User Manual
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Panasonic KW2M-A User Manual

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Eco POWER METER
KW2M-A/KW2M-X
User's Manual
WUME-KW2MAX-02 07/2016

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  • Page 1 Eco POWER METER KW2M-A/KW2M-X User’s Manual WUME-KW2MAX-02 07/2016...
  • Page 2 Copyright and trademark ● Panasonic Industrial Devices SUNX Co., Ltd. owns the copyright of this manual. ● We stiffly refuse the reproduction of without permission from this manual. ●Modbus Protocol is a communication protocol that the Modicon Inc. developed for PLC and Modbus is the registered trademark of Schneider Electric.
  • Page 3 Introduction Thank you very much indeed for purchasing the KW2M-A Eco-POWER METER. In this manual, we explain the usage of KW2M-A Eco-POWER METER in detail.

  • Page 4: Table Of Contents

    6.4 Demand function ............................ 54 6.4.1 Block interval demand ........................54 6.4.2 Current Demand ........................... 55 6.4.3 Max. demand value ........................55 6.4.4 Demand alarm output ........................55 6.4.5 Behavior during power failure and recovery ................. 55 KW2M-A/X User's Manual...
  • Page 5 11.5 Demand monitor and control specifications ..................86 11.6 Communication Specifications ......................86 11.7 Self-diagnostics and troubleshooting ....................87 Chapter 12 Dimensions .......................... 88 12.1 Main unit .............................. 88 12.2 Expansion unit ............................. 88 Revision History ............................. 89 KW2M-A/X User's Manual...

  • Page 6: Chapter 1 Cautions Before Using

    Surge voltage 6,000V Surge wave form [± (1.2/50) μs single-polarity full-wave voltage] Standard surge waveform The above value is the surge-voltage resistance at ± (1.2/50)μs of single-polarity full-wave voltage. KW2M-A/X User's Manual...
  • Page 7 In order to avoid unexpected change the settings, it can set password. However, if you forget the password you can’t change the settings. We recommend you to note the password when you set and change the password. KW2M-A/X User's Manual...
  • Page 8 4) When damage is caused by natural disasters such as an earthquake, flood, fire, war and artificial disasters. 5) When necessary countermeasures are not taken to establish a system despite the precautions described in this specifications. KW2M-A/X User's Manual...

  • Page 9: Chapter 2 Introduction

    Introduction Chapter 2 Introduction With the KW2M-A Eco-POWER METER, electrical power (voltage, current, etc.), power factor, frequency, etc. are measured using AC voltage and AC current input via one of the following systems: single-phase two-wire system, single-phase three-wire system, three-phase three-wire system or three-phase four-wire system.

  • Page 10: Measurement Values

    ON-time OFF-time Hour meter 0.0 to 99999.9 h Stand-by time Maintenance time Note: If the voltage to be measured is not the rated frequency (commercial frequency), it may take time to stabilize the THD (total harmonic distortion). KW2M-A/X User's Manual...
  • Page 11 The device calculates the current demand based on a thermal demand Current demand meter. It measures an average current (current demand) within the setting interval and the max. value is considered as the max. current demand. KW2M-A/X User's Manual...

  • Page 12: Chapter 3 Part Description

    In this mode, all keys are locked. No input can be made. When you press <SET> continuously for about 3 seconds, lock mode is activated and the lock mark is displayed. Press <SET> continuously for about 3 seconds again to deactivate lock mode. KW2M-A/X User's Manual...

  • Page 13: Chapter 4 Wiring

    (L-L) Measured Single-phase three-wire (V1-V3-Vn) 0-345V AC (L-N) voltage 1 - 5 - 7 input Three-phase three-wire 0-690V AC (L-L) (V1-V3-Vn) 1 - 3 - 5 - 7 0-690V AC (L-L) Three-phase four-wire (V1-V2-V3-Vn) 0-398V AC (L-N) KW2M-A/X User's Manual...

  • Page 14: Measured Circuit

    ・The power source system is the electrical power system from one power source (normally one transformer). ･KW2M-A can measure 1-system max. 24-circuit of 1P2W system and 1-system max. 8-circuit of 1P3W and 3P3W system by connecting a main unit and expansion units.

  • Page 15: Connection Expansion Units To The Main Unit

    ・Up to 3 expansion units can be connected to 1 main unit. Note: The communication will be stopped or the measurement data will be lost when the units are removed or connected while the power is turned on. Expansion connector (male) Hook Hook Hook Connector label KW2M-A/X User's Manual...

  • Page 16: Wiring Diagrams

    *To measure 2-circuit, wire 1 and 3. To measure 3-circuit, wire 1 and 3 and 5. Single-phase three-wire/Three-phase three-wire *2 CTs are needed to measure single-phase three-wire system, three-phase three-wire system. *4 CTs are needed to measure 2-circuit. KW2M-A/X User's Manual...
  • Page 17 A voltage transformer (VT) is needed when you measure a load with over input voltage. Use a VT with a secondary voltage rating of 110V. Grounding the secondary side of VT and CT is not necessary with a low-voltage circuit. KW2M-A/X User's Manual...

  • Page 18: How To Attach The Current Transformer (Ct)

    ・Separate the wiring (strong electric part) of the measured voltage input terminal (operating power supply terminal) from the CT cable. Otherwise, noise may have an adverse effect on the accuracy. KW2M-A/X User's Manual...
  • Page 19 (2) Install the applicable CT. (3) Connect the CT to the terminal block. (4) Check that the wiring is correct, then turn on the power of the load and the KW2M-A. Connection example: ◆How to set the parameters for CT (1) Select CT type (option “CT-T”) according to the CT used.

  • Page 20: For Input Connection

    ・Do not connect devices with a voltage or load that exceeds the rated capacity (30V AC/DC,0.1A) ・Please do not exceed the maximum wire length of 100m for the outputs. If the wire is longer, it may not work correctly due to a floating capacitance. KW2M-A/X User's Manual...

  • Page 21: Rs485 Communication

    Do not use a splitter. (Fig. 1) ・To avoid noise, separate the transmission lines from high-voltage lines (power supply, voltage line). Terminal Terminal station station (Fig.1) Correct wiring ○ Incorrect wiring × ◆How to connect a KW2M-A (2-wire) and a KW9M (3-wire) KW2M-A/X User's Manual...

  • Page 22: Low Voltage Directive

    ・A minimum of dust, and an absence of corrosive gases ・No flammable, explosive gasses ・Few mechanical vibrations or shocks ・No exposure to direct sunlight ・No large capacity electromagnetic switches or cables through which large current is flowing KW2M-A/X User's Manual...

  • Page 23: Symbol List

    Confirmation of conformity of the product with the applicable EU directives and compliance with the essential requirements contained in these directives Protective insulation, device with protection class II Products with this mark comply with both the Canadian and the American requirements KW2M-A/X User's Manual...

  • Page 24: Chapter 5 Settings

    Pulse (Pulse input) － ○ kWh (electric power), Pulse unit PLS (pulse constant) Pulse rate 0.001 to 100.000 [kWh] 1.000 (convert to electric power) Pulse constant number 1000 to 99000 [pulse/kWh] 50000 Current demand interval 1 to 60 [min.] KW2M-A/X User's Manual...
  • Page 25 Power alarm (active/reactive/apparent) 0.00 to 999999999.999 999999999.999 threshold (ON/OFF) [kW/kvar/kVA] (OUT1,OUT2) PF alarm threshold (ON/OFF) 0.000 to 1.000 0.000 (OUT1,OUT2) Over frequency alarm threshold (ON/OFF) 100.00 (OUT1,OUT2) 0.00 to 100.00 [Hz] Under frequency alarm threshold (ON/OFF) 0.00 (OUT1,OUT2) KW2M-A/X User's Manual...
  • Page 26 1 to 247 38400, 19200, 9600,4800, 2400, 57600, Transmission speed 19200 ○ ○ 115200 [bps] 8b-o (8 bit odd), 8b-n (8 bit none), Transmission format 8b-o 8 bit-E (8 bit even) Stop bit Response time 1 to 99 [ms] KW2M-A/X User's Manual...
  • Page 27 Reset hour meter Yes, No Reset count value Yes, No Reset logging data Yes, No Version ◆Password ○: Available －: Not available Initial value Setting Item Range Keys Web ○ ○ Password change 0000 to 9999 0000 KW2M-A/X User's Manual...

  • Page 28: Setting Flow

    Stop bit Web server settings Response time *1 ‘Voltage setting’ is valid for main unit CH1, CH2, expansion unit CH1, CH2. *2 ‘IP address’ and ‘Subnet mask’ are skipped when ‘DHCP setting’ is set to “Yes” (available). KW2M-A/X User's Manual...
  • Page 29 Press <MODE> to display the confirmation window. Select [Yes] and press <SET> to save the setting value. However, if no value has been changed, the confirmation window is skipped and the display returns to the measuring value display. KW2M-A/X User's Manual...

  • Page 30: Password Entry

    If the password is wrong, [FAIL] is displayed and the device returns to the password entry window. *If you enter the wrong password 5 times, you have to wait 1 hour before you can try again. P a s s o r d F a i l KW2M-A/X User's Manual...

  • Page 31: Password Initialize

    <SHIFT/∧> P a s s o r d R e s e t R e s e t <ITEM/＞> Y e s ↓<SET> ↓<SET> Not initialize: [No] Initialize: [Yes] Return to the measuring value display KW2M-A/X User's Manual...

  • Page 32: How To Make Settings Using The Keys

    S e c o n d a r y 2 3 0 V [Set range] Primary side: 100 to 500000 (initial: 230) Secondary side: 100 to 690 (initial: 230) *Set the rated voltage when no VT is used. SHIF Increase Decrease M ＞ KW2M-A/X User's Manual...

  • Page 33: Settings For Communication (Rs485)

    Press <ITEM/＞>, <SHIFT/∧> to select a transmission C O M R S 4 8 5 speed. S p e e d [Set list] 3 8 4 0 0 b p s 2400, 4800, 9600, 19200, 38400, 57600, 115200 [bps] (initial: 19200) KW2M-A/X User's Manual...
  • Page 34 * If a Data Logger Unit (DLU) or Data Logger Light (DLL) is used as a master, set the response time to at least 5ms because DLU or DLL send the response after max. 1.1ms after receiving a command when the transmission speed is set to 19200bps. KW2M-A/X User's Manual...

  • Page 35: Settings For Communication (Ethernet)

    [Set range] 128. 000. 000. 000 to 255. 255. 255. 255 2 5 5 . 2 5 5 . 2 5 5 . 0 0 0 (initial: 255.255.255.0) SHIF Increase Decrease M ＞ KW2M-A/X User's Manual...
  • Page 36 Select the Web server setting for Ethernet communication. Press <ITEM/＞>, <SHIFT/∧> to select. C O M E t h e r n e t S e r v e r [Set list] Yes (available), No (not available) (initial: Yes) Y e s KW2M-A/X User's Manual...

  • Page 37: Settings For Optional Functions

    Reset the integral power of 1CH/1-phase (active, reactive, apparent) and integral export power of 1CH/1-phase (active, reactive). Press <ITEM/＞>, <SHIFT/∧> to select. O p t i o n R e s e t [Set list] Yes, No (initial: No) Y e s Reset: [Yes] No reset: [No] KW2M-A/X User's Manual...
  • Page 38 Reset the integral power of 3CH/3-phase (active, reactive, apparent) and integral export power of 3CH/3-phase (active, reactive). Press <ITEM/＞>, <SHIFT/∧> to select. O p t i o n R e s e t [Set list] Yes, No (initial: No) Y e s Reset: [Yes] No reset: [No] KW2M-A/X User's Manual...
  • Page 39 [Set list] Yes, No (initial: No) Y e s Reset: [Yes] No reset: [No] Version Display the software version. This item displays the software version. V e r s i o n B a s e 0 . 1 7 KW2M-A/X User's Manual...

  • Page 40: Password Setting

    P a s s o r d P a s s o r d M ＞ Y e s 2 3 4 5 2 3 4 5 [Set list] Yes, No (initial: N0) Confirm: [Yes] Cancel: [No] KW2M-A/X User's Manual...

  • Page 41: Confirmation Window

    Cancel the change: [No] (initial: No) <SET> <SET> Cancel Confirm P l e a s e a i t S e t t i n g D a t a > > > Measuring value is displayed KW2M-A/X User's Manual...

  • Page 42: How To Set Up The Device By Web Browser

    Set parameters related to pulse input Output Set parameters related to pulse output Interface Set parameters related to Ethernet and RS485 communication System setup Set parameters related to system Write→KW2M Write parameters to Eco-POWER METER Read←KW2M Read out parameters from Eco-POWER METER KW2M-A/X User's Manual...

  • Page 43: Settings For Power Measurement

    VLT/PF Fixed (use actual current with fixed voltage and PF) SingleCT (use phase 1 current and all voltage) (initial: OFF) VLT*: 0.0 to 500000.0V (initial: 230V) PF*: 0.000 to 1.000 (initial: 1.000) * VLT and PF can be set when ‘VLT/PF Fixed’ is selected. KW2M-A/X User's Manual...
  • Page 44 0.0 to 120.0% (initial: 0.0) Over Voltage* Set a ratio of voltage for rated voltage used as a threshold for judging over voltage. Under Voltage* < Range > 0.0 to 120.0% (initial: 0.0) * Common to unit and CH. KW2M-A/X User's Manual...

  • Page 45: Settings For Demand And Power Rates

    Set interval to use for current demand calculation. < Range > 1 to 60min (initial: 15) *1 Power input source is setting for main unit CH1. *2 Pulse-power conversion method is available when [Pulse] is selected for ‘Power input source’. KW2M-A/X User's Manual...
  • Page 46 Settings [Conversion rate Setup] Item Description Conversion rate Setup Set the conversion rate per integral active power (import and export) 1 kWh. < Range > P/kWh: 0.01 to 99.99 (initial: 10.00) -P/kWh: 0.01 to 99.99 (initial: 10.00) KW2M-A/X User's Manual...

  • Page 47: Settings For Pulse Input

    Select the max. counting speed for pulse input. < List > 30Hz, 2kHz (initial: 30Hz) Pre-scale Set a pre-scale value used to convert the count value of the pulse input. < Range > 0.001 to 100.00 (initial: 1.000) KW2M-A/X User's Manual...

  • Page 48: Settings For Pulse Output

    Select a phase to monitor in order to judge the output. Select ‘Total’ for measuring 3P3W. < List > Phase1, Phase2, Phase3, Total (initial: Total) Pulse width Set pulse width. < Range > 1 to 100ms (initial: 1) KW2M-A/X User's Manual...
  • Page 49 ON threshold: 0.00 to 9999999999.99 (initial: 9999999999.99) Over current Select phase to monitor. *The threshold is the ratio that is set at ‘Setting for Power Under current Measurement’. Power interruption < List > Target phase: Phase1, Phase2, Phase3, ALL (initial: ALL) KW2M-A/X User's Manual...
  • Page 50 Select phase to monitor and set threshold to use for output. < List & Range > Target phase: Phase1, Phase2, Phase3, ALL (initial: ALL) OFF threshold: 0.00 to 120.00% (initial: 0.00) ON threshold: 0.00 to 120.00% (initial: 0.00) KW2M-A/X User's Manual...

  • Page 51: Settings For Ethernet And Rs485 Communication

    < List & Range > Protocol: TCP, UDP (initial: TCP) Port number: 1024 to 65535 (initial: 9094) MODBUS-TCP Set protocol and port number. < List & Range > Protocol: TCP, UDP (initial: TCP) Port number: 502, 1024 to 65535 (initial: 502) KW2M-A/X User's Manual...
  • Page 52 2400, 4800, 9600, 19200, 38400, 57600, 115200bps (initial: 19200) Transmission format Select transmission format. < List > Parity: none, odd, even (initial: odd) Stop bit: 1bit, 2bit (initial: 1bit) Response time Set response time. < Range > 1 to 99ms (initial: 5) KW2M-A/X User's Manual...

  • Page 53: System Setup

    0 to 99min (initial: 5) Screen refresh interval Select refresh interval for measuring window. The display is updated every time the time set in this option has passed. < List > 0.5, 1.0, 2.0, 3.0s (initial: 1.0) KW2M-A/X User's Manual...
  • Page 54 Settings [Reset Data] Item Description Select unit and CH Select unit and CH to reset. Select item Select data item to reset. After selecting item, click ‘Reset’ to reset. KW2M-A/X User's Manual...

  • Page 55: Chapter 6 Miscellaneous Functions

    Miscellaneous functions Chapter 6 Miscellaneous functions 6.1 Power quality measurement and logging function The KW2M-A Eco-POWER METER can measure harmonics and THD for power quality measurement, which is helpful to improve the power quality. [Max. demand] The device measures and logs the following maximum demand values: active, reactive, apparent, active (export), reactive (export), current.

  • Page 56: Power Alarm

     If the preset value is changed to a value higher than the count value, the output is OFF. （Count value < Preset value） ◇When the pre-scale is not “1.000”. （PSCL≠1.000） Even if the preset value is changed after counting to the end of the valid range, the output is not changed. KW2M-A/X User's Manual...

  • Page 57: Demand Function

    The interval can be set from 1 to 60 (min.) The device calculates the demand during the latest finished interval and displays the value. After one interval finishes, the next interval starts. Calculate demand Calculate demand during during from minute 0 to 15 to 30 min. 15-min. interval 15-min. interval [min.] KW2M-A/X User's Manual...

  • Page 58: Current Demand

    ・The device logs the values for max. demand and monthly max. demand in the internal memory. <When the device recovers from a power failure> ・The device stops the demand measuring until the next interval. As soon as the next interval has started, the device starts measuring the demand. KW2M-A/X User's Manual...

  • Page 59: Chapter 7 Display Of Values

    Press <SHIFT/∧> while pressing <MODE> to change between the power monitoring mode, logging mode and demand mode. Press <MODE> to change to setting mode. initial Power monitoring <MODE> mode <MODE>+<SHIFT/∧> <MODE> Logging mode Setting mode <MODE>+<SHIFT/∧> Demand mode <MODE> <MODE>+<SHIFT/∧> KW2M-A/X User's Manual...

  • Page 60: Changing The Monitor Display

    Reactive Apparent Total integral power Active Reactive Apparent Total integral export power Active Reactive Current Voltage Power factor Frequency Current THD Voltage THD Current n-order harmonics ・・・・・ Voltage n-order harmonics ・・・・・ Pulse input value To next page KW2M-A/X User's Manual...
  • Page 61 Display of values From the previous page Conversion value P (integral power) Conversion value –P (integral export power) Return to instantaneous power KW2M-A/X User's Manual...

  • Page 62: Single-Phase Three-Wire System

    Reactive Apparent Total integral export power Active Reactive Current Voltage Phase-voltage Line-voltage Power factor Frequency Current unbalancing Voltage unbalancing Current THD Voltage THD Phase-voltage THD Line-voltage THD Current n-order Harmonics ・・・・・ order order order To next page KW2M-A/X User's Manual...
  • Page 63 Display of values From the previous page Phase-voltage n-order Harmonics ・・・・・ order order order Line-voltage n-order Harmonics ・・・・・ order order order Pulse input value Conversion value P (integral power) Conversion value -P (integral export power) Return to instantaneous power KW2M-A/X User's Manual...

  • Page 64: Three-Phase Three-Wire System

    Reactive Apparent Total integral power Active Reactive Apparent Total integral export power Active Reactive Current Line-voltage Power factor Frequency Current unbalancing Voltage unbalancing Current THD Voltage THD Current n-order Harmonics ・・・・・ order order order To next page KW2M-A/X User's Manual...
  • Page 65 Display of values From the previous page Line-voltage n-order Harmonics ・・・・・ order order order Pulse input value Conversion value P (integral power) Conversion value -P (integral export power) Return to instantaneous power KW2M-A/X User's Manual...

  • Page 66: Three-Phase Four-Wire System

    Instantaneous power Active Reactive Apparent Total integral power Active Reactive Apparent Total integral export power Active Reactive Current Current N-phase current Voltage Phase-voltage Line-voltage Power factor Frequency Current unbalancing Voltage unbalancing Current THD Voltage THD To next page KW2M-A/X User's Manual...
  • Page 67 Current n-order Harmonics ・・・・・ order order order Phase-voltage n-order Harmonics ・・・・・ order order order Line-voltage n-order Harmonics ・・・・・ order order order Pulse input value Conversion value P (integral power) Conversion value -P (integral export power) Return to instantaneous power KW2M-A/X User's Manual...

  • Page 68: Instantaneous Power

    T-phase ∑ Total (1+2+3) Total (R+T) Total (R+S+T) <3P3W> Active Reactive SHIF x . x x x k v a r x . x x x k Apparent SHIF x . x x x k V A KW2M-A/X User's Manual...

  • Page 69: Total Integral Power

    ・The total integral power is measured and displayed from 0.000 (kWh/kvarh/kVAh) to 9999.9 (PWh/Pvar/PVA). ・The decimal point is changed automatically. 0.000kWh 99.999kWh 100.00kWh 999.99kWh 1000.0kWh …. 9999.9PWh 10.000MWh 9999.9kWh When the end of the range (29999999) is reached, the value reverts to 0.000, but the device continues to measure. KW2M-A/X User's Manual...

  • Page 70: Current

    T-voltage (L3-N) circuit R-voltage Average Average of R and T Average R-voltage (L1-N) RS-voltage (L1-L2) RS-voltage (L1-L2) T-voltage (L3-N) ST-voltage (L2-L3) ST-voltage (L2-L3) No display TR-voltage (L3-L1) TR-voltage (L3-L1) TR-voltage (L3-L1) Average of R and T Average Average KW2M-A/X User's Manual...

  • Page 71: Power Factor

    7.2.12 Current unbalancing ・The present current unbalancing is displayed (no display for 1P2W). 1 0 0 . 0 0 7.2.13 Voltage unbalancing ・The present voltage unbalancing is displayed (no display for 1P2W). 1 0 0 . 0 0 KW2M-A/X User's Manual...

  • Page 72: Current Thd

    4 order H - I 2 7.2.17 Voltage n-order Harmonics ・The present voltage n-order harmonics is displayed. ・Press <SHIFT/∧> to change the display. order ・・・・・ up to 31 order, 3 order, 4 order H - U 2 KW2M-A/X User's Manual...

  • Page 73: Pulse Input Value

    1 2 3 4 5 6 7 8 9 0 1 <3P3W> Total C H G Σ 1 2 3 4 5 6 7 8 9 0 1 *When the conversion value exceeds “99999999”, “－－－－－－－－” is displayed. Check the measurement environment. KW2M-A/X User's Manual...

  • Page 74: Conversion Value For Integral Export Power

    ・The conversion value for the present integral export active power (-P) is displayed (only the total conversion value is displayed for 3P3W). ・Press <SHIFT/∧> to switch between total, phase 1 (1 circuit), phase 2 (2 circuit) and phase 3 (3 circuit). <1P2W/1P3W/3P4W> Total C H G - Σ KW2M-A/X User's Manual...

  • Page 75: Logging Mode

    ・Press <ITEM/＞> to change to a different item to display. Display Item Indicator unit Active power Peak demand Reactive power Peak demand kvar Apparent power Peak demand Active power (export) Peak demand Reactive power (export) Peak demand kvar Current Peak demand KW2M-A/X User's Manual...

  • Page 76: Demand Mode

    The different arrows stand for the different keys. <ITEM/＞> <SHIFT/∧> <SET> <SET>+<ITEM/＞> Present demand Active power Reactive power Apparent power Present demand (export power) Active power (active) Reactive power (export) Pulse conversion value for integral power Present demand (current) Return to Present demand KW2M-A/X User's Manual...
  • Page 77 1 2 3 . 4 5 k 1 2 3 . 4 5 k v a r * [－－－－－－－－] is displayed in the following cases: ・Until 1 minute has passed after starting to monitor demand ・The demand value exceeds the display range KW2M-A/X User's Manual...

  • Page 78: Chapter 8 Monitoring Measured Values Via Web Browser (Monitor Web)

    Monitor Web and Customer Web, you need to log in with a password (initial user name: user, initial password: user). Item Description Realtime monitor Display measured instantaneous values Realtime graph Display graph of measured instantaneous values Max demand Display max demand KW2M-A/X User's Manual...

  • Page 79: Chapter 9 Creating Web Contents (Customer Web)

    If you have activated the password function for Monitor Web and Customer Web, you need to log in with a password (initial user name: user, initial password: user). For more information, refer to the section on [Control Web Creator] in the FP7 Web Server Function Manual. Image of the Control Web Creator KW2M-A/X User's Manual...

  • Page 80: How To Upload Web Contents To The Device

    3) Set the IP address, the port number, user ID and password 4) Select [Upload]. The upload window appears. Item Content IP address IP address of the device (intial: 192.168.1.5) Port number 32769 (fixed) User ID 1 (fixed) Password Password of SystemWeb (initial: admin) KW2M-A/X User's Manual...

  • Page 81: How To Download Web Contents From The Device

    9.2 How to download web contents from the device This is how you download the web contents from the device to your computer. 1) Start Control Web Creator. 2) Select [Operations] – [Download]. 3) Set the IP address, the port number, user ID and password KW2M-A/X User's Manual...
  • Page 82 The download window appears. Item Content IP address IP address of the device (intial: 192.168.1.5) Port number 32769 (fixed) User ID 1 (fixed) Password Password of SystemWeb (initial: admin) 4) When the download is finished, the following window appears. KW2M-A/X User's Manual...

  • Page 83: Chapter 10 How To Update The Firmware

    4) Select [Browse] The window where you can select the firmware appears. 5) Select the update file “kw2maverxxx_verup.kw2m” or “kw2mxverxxx_verup.kw2m” according to your device 6) Select [Open] 7) When the selected file name is displayed, click [Update] KW2M-A/X User's Manual...
  • Page 84 8) When the firmware update is finished, the following window appears. When the update has failed, an error window will appear. Check the communication settings and try again. 9) Select [OK] to exit System Web. The device is now ready for use. KW2M-A/X User's Manual...

  • Page 85: Chapter 11 Specifications

    (when power is off) Usable altitude Max. 2,000m above sea level Overvoltage category Pollution degree Main unit 85 x 140 x 65mm Dimensions W/H/D Expansion unit 85 x 70 x 65mm Main unit Approx. 450g Weight Expansion unit Approx. 200g KW2M-A/X User's Manual...

  • Page 86: Measurement Specifications

    *2 When the device measures a current that is more than 5% below the rating, the accuracy may vary by 0.5%. *3 When no VT is used, set the primary and the secondary voltage to the same value. KW2M-A/X User's Manual...

  • Page 87: Output Specifications (Main Unit Only)

    Self-reset (according to the setting) / Manual-reset Protection element Varistor Indicator Lighting alarm mark and blinking backlight 2 (can be set separately) Output signal Alarm output Normal: OFF, Alarm: ON Output capacity 100mA, 30V AC/DC <Internal output circuit> KW2M-A/X User's Manual...

  • Page 88: Input Specifications (Main Unit Only)

    Min. 0.5ms Pulse interval Pulse input (OFF time min. 0.25ms) Input condition Pulse width Min. 16.7ms 30Hz Min 33.4ms Pulse interval (OFF time min. 16.7ms) Operation 5V DC 10mA voltage/current <Internal input circuit> R: resistor C: capacitor KW2M-A/X User's Manual...

  • Page 89: Demand Monitor And Control Specifications

    Max. segment length 100m Transmission cable UTP (Category 5) Protocol (DNS, DHCP) TCP/IP, UDP / IP Web server Setting Auto-negotiation *1 Functions MDI / MDI-X Auto-crossover *1 With the auto-negotiation function, the transmission speed is changed automatically. KW2M-A/X User's Manual...

  • Page 90: Self-Diagnostics And Troubleshooting

    E0092 Internal memory error 2 Turn the power off and on again. When the device does not recover, change the main unit as it may have reached the end of its service life. KW2M-A/X User's Manual...

  • Page 91: Chapter 12 Dimensions

    Dimensions Chapter 12 Dimensions 12.1 Main unit Unit: mm Tolerance: ±1.0 12.2 Expansion unit KW2M-A/X User's Manual...

  • Page 92: Revision History

    Revision History Revision History Issue Date Manual No. Content of revision April 2016 WUME-KW2MAX-01 First edition July 2016 WUME-KW2MAX-02 Second edition  Correction of surge wave form diagram in chapter 1. KW2M-A/X User's Manual...
  • Page 93 Asia Pacific / China / Japan ▸ China Panasonic Electric Works Sales (China) Co. Ltd. Level 2, Tower W3, The Towers Oriental Plaza, No. 2, East Chang An Ave., Dong Cheng District, Beijing 100738, Tel. +86-10-5925-5988, Fax +86-10-5925-5973 ▸ Hong Kong Panasonic Industrial Devices Automation RM1205-9, 12/F, Tower 2, The Gateway, 25 Canton Road, Tsimshatsui, Kowloon, Hong Kong, Tel.

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