background image

11

Continued from the front chart

Alarm mode

Alarm Action

Value

Alarm hysteresis

value 

Alarm Unit

Alarm start

delay

Alarm finish

delay

When character “ do ” is remote control mode, otherwise it is

alarm mode  reference "4.9 alarm, transmission parameter

comparison chart"

1st alarm value setting, consistent with the basic display unit

alarm start delay time , unit : second

alarm finish delay time , unit : second

1st alarm hysteresis value setting, consistent with the basic

display unit

1: means international standard unit, K: means 1000 times of

international  standard unit, M: means1000000 times of

international standard unit. 

Alarm relay

setting

1st alarm relay output setting

/

/

/

Switch 

Settings

 2nd loop alarm parameter setting way refers to the 1st loop alarm

Period 12 rates, 0,1,2,3 stands sharp, peak, flat, valley

Period 1 Start Time

Period 2 Start Time

Period 12 Start Time

Period 12 rates
Period 1

Start time
Period 2

Start time

Period 12

Start time

Multi-rate

setting

Minute

Second

Minute

Second

Period 1 rates, 0,1,2,3 stands sharp, peak, flat, valley

Period 2 rates, 0,1,2,3 stands sharp, peak, flat, valley

Period 1 rates

Period 2 rates

Time

setting

Year

Month

Day

Hour

Year

Month

Day

Hour

Transmit high

limit 

Transmit low

limit 

Analog

output

Transmit output 20mA

Transmit output 4mA

Transmit mode

selection

Refer to “4.9 alarm, transimission parameter comparison chart”

Transmit unit

1: means international standard unit, K: means 1000 times of

international  standard unit, M: means1000000 times of

international standard unit. 

/

/

12

4.7 Menu modification example

2. Setting the communication address method

Primary

current

setting

( Unit:A )

Secondary

current

setting

( Unit:A )

1st level

2nd level

3rd level

Modified state

Measure state

System setting

sin

>5s

SET

SET

SET

SET

1. Setting the current ratio method

Instrument

address

setting

Communication setting

Modified state

>5s

SET

SET

SET

1st level

3rd setting

Measure state

System setting

Signal setting

2nd setting

Summary of Contents for DW9L Series

Page 1: ...ion F 0 Modify content First File DW9L Series 3 Phase Energy Meter Operation Manual DW9L Series National High tech Enterprise National Standard Drafting Unit KKDW9L F02E A 0 20220110 Hot line 400 0760 168 Site http www toky com cn Toky Electrical Co Ltd ...

Page 2: ...munication address mapping 18 7 2 Communication frame format description 16 7 1 MODBUS RTU protocol Introduction 16 7 Communication protocol description 16 8 2 DLT645 communication address correspondence table 23 This equipment can only be installed by professional staff The manufacturer will not be responsible for any damage caused by failure to follow the instructions in this manual Note Risk of...

Page 3: ...GB T 17215 322 2008 GB T 17215 323 2008 DL T 645 2007 GB T 15284 2002 GB T 14549 1993 GB T 15543 2008 Multi function Energy Meter Multifunction Harmonic Meter Special Requirements 0 2 and 0 5 Class Static AC Active Power Meter 1 and 2 Class Static AC Reactive Power Meter Multi function Energy Meter Communication Protocol Multi tariff rate electric energy meter special requirements Admissible three...

Page 4: ...acy 0 2 Voltage Impedance Rated Value Overload Power Consumption impedance Accuracy Continuous 1 2 times Instantaneous 2 times 2s 0 4VA each phase 20mΩ RMS measurement Accuracy 0 2 Current Frequency Power Harmonic Energy Clock Display Power Supply Consumption Current Active reactive apparent power accuracy 0 5 Power Harmonic Accuracy A Active power accuracy 0 5S reactive power accuracy 2 Clock err...

Page 5: ...ut Output Output Output Output Input Output Input Input Input Input Input Input Output Output Output Input Input Input Input Input Input Input Input Input Input Description C phase current inflow Switch input 4th loop 3 6 Connection Drawing 6 Ia Ia Ib Ib Ic Ic A B C N 24 25 26 28 29 27 Ua Uc Ub Un 23 21 22 20 24 25 26 28 29 27 23 21 22 20 Ua Ub Uc Un Ia Ia Ib Ib Ic Ic A B C N Ua Un 24 25 26 28 29 ...

Page 6: ...pulse error of the standard form 1 Electrical characteristics VCC 48V IZ 50mA in the circuit diagram of the pulse acquisition interface 2 Pulse constant 9000 imp kWh kvarh the fastest pulse speed does not exceed 200mS Its significance is when the meter accumulates 1kWh 1kvarh output pulse number is 9000 7 Meter Inside 17 RP reactive energy pulse output active energy pulse output pulse commom point...

Page 7: ...egative active energy integrated reactive energy positive reactive energy negative reactive energy first quadrant reactive energy second quadranteactive energy third quadrant reactive energy fourth quadrant reactive energy 10 4 6 Menu Operation Illustration Menu Structure and Function Description Under user menu status 1 Press SET key more than 3 second if the user password is set it will pop up t...

Page 8: ... 12 rates Period 1 Start time Period 2 Start time Period 12 Start time Multi rate setting Minute Second Minute Second Period 1 rates 0 1 2 3 stands sharp peak flat valley Period 2 rates 0 1 2 3 stands sharp peak flat valley Period 1 rates Period 2 rates Time setting Year Month Day Hour Year Month Day Hour Transmit high limit Transmit low limit Analog output Transmit output 20mA Transmit output 4mA...

Page 9: ... 6 6 6 6 7 7 7 7 15 30 45 0 15 30 45 0 15 30 45 0 15 30 45 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 minute period hour 8 0 32 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 15 30 45 0 15 30 45 0 15 30 45 0 15 30 45 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 minute period hour 12 0 48 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 15 30 45 0 15 30 45 0 15 30 45 0 15 30 45 49 50 51 52 53 54 55 56 57 58 5...

Page 10: ...is stored when the slave executes a valid command Different variables occupy different number of registers some address variables occupy two registers 4 bytes of data some variables occupy a register 2 bytes of data please use according to the actual situation Function Code Data Add 2 Data length Slave station returns data or master data to be written Variable Data The MODBUS RTU mode uses 16 bit ...

Page 11: ... slave response Slave response Slave address Function code Reading Register data CRC code Bytes 1 1 1 1 1 1 1 2 Returned information 01 03 04 0x00 0x00 0x08 0x98 0xFC59 Remark From slave 01 Read register 2 registers total 4 bytes High byte of contents at address 0x4000 memory High byte of contents at address 0x4000 memory Low byte of contents at address 0x4000 memory The CRC code calculated by the...

Page 12: ...10c 0x410e 0x4110 0x4112 0x4100 0x4102 0x4104 0x4106 0x4108 0x411e 0x4120 0x4122 0x4124 0x4126 0x4114 0x4116 0x4118 0x411a 0x411c 0x4060 0x4062 0x4064 0x4066 0x4068 0x406a 0x406c 0x406e 0x4048 0x404a 0x404c 0x4052 0x4054 0x4056 0x4058 0x405a 0x405c 0x405e 0x4070 0x4072 0x4074 0x4076 0x4036 0x4038 0x403a 0x403c 0x403e 0x4046 10 1 2 3 4 5 6 8 9 7 20 11 12 13 14 15 16 18 19 17 34 35 36 39 40 41 42 37...

Page 13: ...R W 0 99 1 12 1 31 0 23 0 59 0 59 Second 5 6 Reserved Expansion 22 Attched 1 Wiring instructions Communication ADD Value Display character Instructions 0 3 4 3 phase 4 wires connection 1 3 3 3 phase 3 wires connection 0X4800 Attched 2 Communication baud rate Communication ADD Value Display character Instructions 0 1 0X4806 2 4 8k baud rate 4800bps 9 6k baud rate 9600bps 19 2k baud rate 19200bps At...

Page 14: ... of the national grid is the primary side data without PT and CT Therefore in order to prevent the read data from overflowing the data of this meter read through DLT645 should be the secondary side data For specific DLT645 communication protocol please refer to DLT645 2007 Multi function Energy Meter Communication Protocol No Parameter Communication Add Response bytes Instantaneous electrical para...

Page 15: ...s the response message returned by the slave Figure 3 01 03 40 00 00 02 01 03 40 00 00 02 D1 CB 78 ms 01 03 40 00 00 00 00 FA 33 25 COMMIX software instructions 1 Configure commix software Figure 1 Figure 2 1 Set the serial port to be same as your computer Example set it to COM1 if my computer s serial port is COM1 2 Configure the baud rate configure the corresponding baud rate according to the ba...

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