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R7EWTU

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201  Fax: +81(6)6659-8510  E-mail: [email protected]

EM-7818  Rev.2  P. 12 / 18

 

ENERGY

Writing the following registers enables energy presetting.  Set Modbus Register Access in order to write in the energy and 
fractions.

ADDR.

WORD

ID

PARAMETER

UNIT

Circuit 1

Circuit 2

129

4129

2

EP

Active energy, high tariff, incoming

kWh/10

131

4131

2

EQ

Reactive energy, high tariff, LAG

kvarh/10

133

4133

2

ES

Apparent energy, high tariff

kVAh/10

135

4135

2

EP–

Active energy, high tariff, outgoing

kWh/10

137

4137

2

EQ–

Reactive energy, high tariff, LEAD

kvarh/10

139
141

4139
4141

2

EQ+LAG

EQ+LEAD

Reactive energy, high tariff, incoming, LAG
Reactive energy, high tariff, incoming, LEAD

kvarh/10
kvarh/10

143
145

4143
4145

2

EQ–LAG

EQ–LEAD

Reactive energy, high tariff, outgoing, LAG
Reactive energy, high tariff, outgoing, LEAD

kvarh/10
kvarh/10

147

4147

2

TIMER

Energy count time, high tariff

h/10

149
151

4149
4151

2

EQ+P
EQ–P

Reactive energy, high tariff, incoming
Reactive energy, high tariff, outgoing

kvarh/10
kvarh/10

153

4153

2

EPA

Active energy, high tariff, (incoming – outgoing)

kWh/10

155

4155

2

EQA

Reactive energy, high tariff, (in outgoing)

kvarh/10

161

4161

2

L-EP

Active energy, low tariff, incoming

kWh/10

163

4163

2

L-EQ

Reactive energy, low tariff, LAG

kvarh/10

165

4165

2

L-ES

Apparent energy, low tariff

kVAh/10

167

4167

2

L-EP–

Active energy, low tariff, outgoing

kWh/10

169

4169

2

L-EQ–

Reactive energy, low tariff, LEAD

kvarh/10

171
173

4171
4173

2

L-EQ+LAG

L-EQ+LEAD

Reactive energy, low tariff, incoming, LAG
Reactive energy, low tariff, incoming, LEAD

kvarh/10
kvarh/10

175
177

4175
4177

2

L-EQ–LAG

L-EQ–LEAD

Reactive energy, low tariff, outgoing, LAG
Reactive energy, low tariff, outgoing, LEAD

kvarh/10
kvarh/10

179

4179

2

L-TIMER

Energy count time, low tariff

h/10

181
183

4181
4183

2

L-EQ+P
L-EQ–P

Reactive energy, low tariff, incoming
Reactive energy, low tariff, outgoing

kvarh/10
kvarh/10

185

4185

2

L-EPA

Active energy, low tariff, (incoming – outgoing)

kWh/10

187

4187

2

L-EQA

Reactive energy, low tariff, (in outgoing)

kvarh/10

193

4193

2

EP_L

Active energy fraction, high tariff, incoming

kWh/(10×2

32

)

195

4195

2

EQ_L

Reactive energy fraction, high tariff, LAG

kvarh/(10×2

32

)

197

4197

2

ES_L

Apparent energy fraction, high tariff

kVAh/(10×2

32

)

199

4199

2

EP–_L

Active energy fraction, high tariff, outgoing

kWh/(10×2

32

)

201

4201

2

EQ–_L

Reactive energy fraction, high tariff, LEAD

kvarh/(10×2

32

)

203
205

4203
4205

2

EQ+LAG_L

EQ+LEAD_L

Reactive energy fraction, high tariff, incoming, LAG
Reactive energy fraction, high tariff, incoming, LEAD

kvarh/(10×2

32

)

kvarh/(10×2

32

)

207
209

4207
4209

2

EQ–LAG_L

EQ–LEAD_L

Reactive energy fraction, high tariff, outgoing, LAG
Reactive energy fraction, high tariff, outgoing, LEAD

kvarh/(10×2

32

)

kvarh/(10×2

32

)

211

4211

2

TIMER_L

Energy fraction count time, high tariff

seconds/1 000

213
215

4213
4215

2

EQ+P_L
EQ–P_L

Reactive energy fraction, high tariff, incoming
Reactive energy fraction, high tariff, outgoing

kvarh/(10×2

32

)

kvarh/(10×2

32

)

217

4217

2

EPA_L

Active energy fraction, high tariff, (incoming – outgoing)

kWh/(10×2

32

)

219

4219

2

EQA_L

Reactive energy fraction, high tariff, (in outgoing)

kvarh/(10×2

32

)

225

4225

2

L-EP_L

Active energy fraction, low tariff, incoming

kWh/(10×2

32

)

227

4227

2

L-EQ_L

Reactive energy fraction, low tariff, LAG

kvarh/(10×2

32

)

229

4229

2

L-ES_L

Apparent energy fraction, low tariff

kVAh/(10×2

32

)

231

4231

2

L-EP–_L

Active energy fraction, low tariff, outgoing

kWh/(10×2

32

)

233

4233

2

L-EQ–_L

Reactive energy fraction, low tariff, LEAD

kvarh/(10×2

32

)

235
237

4235
4237

2

L-EQ+LAG_L

L-EQ+LEAD_L

Reactive energy fraction, low tariff, incoming, LAG
Reactive energy fraction, low tariff, incoming, LEAD

kvarh/(10×2

32

)

kvarh/(10×2

32

)

239
241

4239
4241

2

L-EQ–LAG_L

L-EQ–LEAD_L

Reactive energy fraction, low tariff, outgoing, LAG
Reactive energy fraction, low tariff, outgoing, LEAD

kvarh/(10×2

32

)

kvarh/(10×2

32

)

243

4243

2

L-TIMER_L

Energy fraction count time, low tariff

seconds/1 000

245
247

4245
4247

2

L-EQ+P_L
L-EQ–P_L

Reactive energy fraction, low tariff, incoming
Reactive energy fraction, low tariff, outgoing

kvarh/(10×2

32

)

kvarh/(10×2

32

)

249

4249

2

L-EPA_L

Active energy fraction, low tariff, (incoming – outgoing)

kWh/(10×2

32

)

251

4251

2

L-EQA_L

Reactive energy fraction, low tariff, (in outgoing)

kvarh/(10×2

32

)

Summary of Contents for R7EWTU

Page 1: ...stem co jp POINTS OF CAUTION POWER INPUT RATING OPERATIONAL RANGE Locate the power input rating marked on the product and confirm its operational range as indicated below 100 240V AC rating 85 264V 50 60 Hz 8VA 110 240V DC rating 99 264V 3W GENERAL PRECAUTIONS Before you remove or mount the unit turn off the power supply and input signal for safety ENVIRONMENT Indoor use When heavy dust or metal p...

Page 2: ... Blinking Data collision OPERATING MODE SETTING Factory setting System Configuration SW1 1 2 SW1 1 SW1 2 SYSTEM CONFIGURATION OFF OFF Three phase 3 wire ON OFF Single phase 2 wire OFF ON Single phase 3 wire ON ON Three phase 4 wire Balanced or Unbalanced Load SW1 3 SW1 3 BALANCED UNBALANCED OFF Unbalanced ON Balanced Clamp Sensor Type SW1 4 5 6 Clamp sensor type setting is common to all circuits T...

Page 3: ...h 1K 1L 1 P1 Voltage Input P1 10 P3 Voltage Input P3 2 P2 Voltage Input P2 11 NC Unused 3 N Voltage Input N 12 NC Unused 4 1ch 1L Ch 1 Current input 1L 13 1ch 1K Ch 1 Current input 1K 5 1ch 2L Ch 1 Current input 2L 14 1ch 2K Ch 1 Current input 2K 6 1ch 3L Ch 1 Current input 3L 15 1ch 3K Ch 1 Current input 3K 7 2ch 1L Ch 2 Current input 1L 16 2ch 1K Ch 2 Current input 1K 8 2ch 2L Ch 2 Current input...

Page 4: ...6 4 7 13 8 9 14 12 15 11 16 17 18 P1 P3 N 1L 2L 3L DI2 DI4 COM NC COM NC 1K 2K 3K DI1 DI3 P2 3 1 5 10 2 6 4 7 13 8 9 14 12 15 11 16 17 18 P1 P3 N 1L 2L 3L NC NC 1K 2K 3K 1L 2L 3L 1K 2K 3K P2 3 1 Circuit 4 point Discrete Input 2 Circuits VOLTAGE INPUT 1ch CURRENT INPUT 2ch CURRENT INPUT 10 8 9 Modbus TCP Ethernet 6 1 2 7 3 FE1 NC NC NC NC NC NC NC 4 5 U V POWER INPUT Modular Jack 10 8 9 Modbus TCP ...

Page 5: ... L P1 P2 P3 1K 1L source load u v v u U V V U k l K L P1 P2 P3 1K 1L L1 source load L2 L3 k l K L P1 P2 1K 1L L1 source load N k l K L u v U V P1 P2 1K 1L L1 source load N k l K L System Application Single phase 2 wire Three phase 3 wire balanced load Caution Use CLSE for CT Grounding is unnecessary for low voltage circuit Single phase 3 wire Three phase 3 wire unbalanced load 2CT Terminal System ...

Page 6: ...ING Connect an Ethernet cable to the RJ 45 connector CHECK LED When wiring is correct LINK LED is turned on with 10BASE or 100BASE link When the module is receiving data with 100BASE LINK100 LED blinks CHECK R7EWTU CONNECTION Enter ping command on the Windows MS DOS as follows C WINDOWS ping Enter IP address in decimal ping with 32 bytes of data Reply from bytes 32 time 10ms TTL 64 Reply from byte...

Page 7: ...recommended time out value in the above table to receive a response for a command If no response is received for these time periods take appropriate error processing such as retrying MODBUS REGISTER ACCESS SETTING ADDR WORD PARAMETER 4943 2 Deactivate Modbus register writing protection Writing a preset passcode in this register deactivates the writing protection via Modbus When the Modbus passcode...

Page 8: ...ster setting cannot be changed from 0 to 1 or 2 unless a correct security code is set in the address 4943 5331 1 Reboot system Write 10001 to reboot the system Any other values can be written but invalid 5332 1 Backup restore setting 20002 Backup the present setting 30003 Restore the device with the backup setting data The register is automatically set to 0 when the procedure is complete after one...

Page 9: ...E 05 2 CLSE 10 3 CLSE 20 4 CLSE 40 5 CLSE 60 6 Reserved 7 Reserved 5604 2 VT rating Primary 50 to 400 000 Voltage V Factory setting 110 V 5606 1 VT rating Secondary 50 to 500 Voltage V Factory setting 110 The secondary can be set up to 500V However this does not mean the unit accepts 500V for input Do not use with the condition exceeding input rating written in the specification sheet of the unit ...

Page 10: ...etting 0 0 0 0 5745 1 Modbus TCP port No 0 to 65535 Factory setting 502 5746 1 Modbus TCP connection time out Connection is severed if no communication is established for the specified time period 0 to 32 000 Specified value 0 1 second Factory setting 600 Sec 10 DEMAND SETTING ADDR WORD PARAMETER UNIT 5857 1 Average demand current update interval 0 External trigger signal 1 to 60 Minutes Factory s...

Page 11: ...MENTARY VALUE ADDR WORD ID PARAMETER UNIT Circuit 1 Circuit 2 1 4001 2 I Current mA 3 4003 2 U Voltage V 100 5 4005 2 P Active power W 7 4007 2 Q Reactive power var 9 4009 2 S Apparent power VA 11 4011 2 PF Power factor 1 10 000 13 4013 2 F Frequency Hz 100 15 4015 2 DIR Phase difference direction 0 inductive or lag 1 capacitive or lead 33 35 37 4033 4035 4037 2 I1 I2 I3 Current Line 1 Current Lin...

Page 12: ...eactive energy low tariff incoming outgoing kvarh 10 193 4193 2 EP_L Active energy fraction high tariff incoming kWh 10 232 195 4195 2 EQ_L Reactive energy fraction high tariff LAG kvarh 10 232 197 4197 2 ES_L Apparent energy fraction high tariff kVAh 10 232 199 4199 2 EP _L Active energy fraction high tariff outgoing kWh 10 232 201 4201 2 EQ _L Reactive energy fraction high tariff LEAD kvarh 10 2...

Page 13: ...7 309 311 4307 4309 4311 2 I1 AVG 3 I2 AVG 3 I3 AVG 3 Current AVG Line 1 History 3 Current AVG Line 2 History 3 Current AVG Line 3 History 3 mA mA mA 313 4313 2 IN AVG 3 Neutral current AVG History 3 mA 321 4321 2 I AVG 4 Current AVG History 4 mA 323 325 327 4323 4325 4327 2 I1 AVG 4 I2 AVG 4 I3 AVG 4 Current AVG Line 1 History 4 Current AVG Line 2 History 4 Current AVG Line 3 History 4 mA mA mA 3...

Page 14: ...e 3 1 10 000 1 10 000 1 10 000 865 867 869 2865 2867 2869 2 THD I1 MAX THD I2 MAX THD I3 MAX Current total harmonic distortion MAX Line 1 Current total harmonic distortion MAX Line 2 Current total harmonic distortion MAX Line 3 10 10 10 871 2871 2 THD IN MAX Neutral current total harmonic distortion MAX 10 873 875 877 2873 2875 2877 2 THD U12 MAX THD U23 MAX THD U31 MAX Delta voltage total harmoni...

Page 15: ...N S2 MIN S3 MIN Apparent power MIN Phase 1 Apparent power MIN Phase 2 Apparent power MIN Phase 3 VA VA VA 999 1001 1003 2999 3001 3003 2 PF1 MIN PF2 MIN PF3 MIN Power factor MIN Phase 1 Power factor MIN Phase 2 Power factor MIN Phase 3 1 10 000 1 10 000 1 10 000 TOTAL HARMONIC DISTORTION THD ADDR WORD ID PARAMETER UNIT Circuit 1 Circuit 2 1281 1283 1285 8281 8283 8285 2 THD I1 THD I2 THD I3 Curren...

Page 16: ...d 5th id 6th id 7th id 8th id 9th id 10th id 11th id 12th id 13th id 14th id 15th id 16th id 17th id 18th id 19th id 20th id 21st id 22nd id 23rd id 24th id 25th id 26th id 27th id 28th id 29th id 30th id 31st 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 1601 1630 8601 8630 1 HD I2 2 HD I2 31 Current harmonic Line 2 2nd 31st 10 1665 1694 8665 8694 1 HD ...

Page 17: ... added at 999 999 999 counts 3143 2 Discrete input 4 count Pulse train input at Discrete input 4 is counted The counter resets to 0 when a pulse is added at 999 999 999 counts DEVICE STATUS ADDR WORD PARAMETER 8001 1 Input overload Bit assignment as shown below 15 Bit 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 U1N I1 U2N I2 I3 U3N U12 U23 U31 F I1 2 I2 2 I3 2 1 is placed at the bit where an overload is de...

Page 18: ...d 1st 9608 4th 3rd 9609 6th 5th 9610 8th 7th 9611 10th 9th 9612 12th 11th 9613 14th 13th 9614 16th 15th 9623 1 Extension function flag Reading the following values depending upon the function 0002H RS 485 Modbus RTU 0010H Three phase 4 wire system 0080H LONWORKS 0100H CC Link 2000H Modbus TCP This register is read as follows depending upon model numbers R7LWTU 0090H 144 R7CWTU 0110H 272 R7MWTU 001...

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