CIRCUTOR QNA500 series - Manual (Page 85)

POWER QUALITY ANALYZER QNA500 8IO
QNA500 8IO Instruction manual 85 / 111
11.1.1.- MODBUS/RTU MEMORY ADDRESS LIST OF THE QNA500
This address map can be modified so it is strongly recommended to download updated information
from CIRCUTOR’s webpage.
Instantaneous variables
MODBUS VARIABLES
VARIABLE SYMBOL
INSTANTANEOU
S
MAXIMUM MINIMUM UNITS
PHASE 1
Voltage selected (Vpn or
Vpp)
V1 00 - 01 100 - 103 300 - 303 V x 100
Vpp (only in case 3w mode
selection)
V12 3A - 3B 174 - 177 374 - 377 V x 100
Current A1 02 - 03 104 - 107 304 - 307 A x 1000
Active power kW1 04 - 05 108 - 10B 308 - 30B W
Inductive reactive power kvarL1 06 - 07 10C - 10F 30C - 30F Var
Capacitive reactive power kvarC1 08 - 09 110 - 113 310 - 313 Var
Apparent power kVA1 0A - 0B 114 - 117 314 - 317 VA
Power factor PF1 0C - 0D 118 - 11B 318 - 31B x100
Cos
ϕ
Cos
ϕ1 0E - 0F 11C - 11F 31C - 31F x100
PHASE 2
Voltage selected (Vpn or
Vpp)
V2 10 - 11 120 - 123 320 - 323 V x 100
Vpp (only in case 3w mode
selection)
V23 3C - 3D 178 - 17B 378 - 37B V x 100
Current A2 12 - 13 124 - 127 324 - 327 A x 1000
Active power kW2 14 - 15 128 - 12B 328 - 32B W
Inductive reactive power kvarL2 16 - 17 12C - 12F 32C - 32F Var
Capacitive reactive power kvarC2 18 - 19 130 - 133 330 - 333 var
Apparent power kVA2 1A - 1B 134 - 137 334 - 337 VA
Power factor PF2 1C - 1D 138 - 13B 338 - 33B x100
Cos ϕ Cos ϕ2 1E - 1F 13C - 13F 33C - 33F x100
PHASE 3
Voltage selected (Vpn or
Vpp)
V3 20 – 21 140 – 143 340 – 343 V x 100
Vpp (only in case 3w mode
selection)
V31 3E - 3F 17C - 17F 37C - 37F V x 100
Current A3 22 – 23 144 – 147 344 – 347 A x 1000
Active power kW3 24 – 25 148 – 14B 348 – 34B W
Inductive reactive power kvarL3 26 – 27 14C – 14F 34C – 34F Var
Capacitive reactive power kvarC3 28 – 29 150 – 153 350 – 353 var
Apparent power kVA3 2ª – 2B 154 – 157 354 – 357 VA
Power factor PF3 2C – 2D 158 – 15B 358 – 35B x100
Cos
ϕ
Cos
ϕ3
2E – 2F 15C – 15F 35C – 35F x100
NEUTRAL
Neutral voltage U
n
30 – 31 160 – 163 360 – 363 V x 100
Neutral current I
n
32 – 33 164 – 167 364 – 367 A x 1000
Frequency (L1) Hz 34 – 35 168 – 169 368 – 369 Hz x 100
THREE-PHASE
Three-phase phase voltage Vn_III 40 – 41 180 – 183 380 – 383 V x 100
Three-phase current I_III 42 – 43 184 – 187 384 – 387 A x 1000
Active three-phase power kWIII 44 – 45 188 – 18B 388 – 38B W
Inductive three-phase power kvarLIII 46 – 47 18C – 18F 38C – 38F Var
Capacitive three-phase
power
kvarCIII 48 – 49 190 – 193 390 – 393 Var
Apparent three-phase power kVAIII 4ª – 4B 194 – 197 394 – 397 VA
Three-phase power factor PFIII 4C – 4D 198 – 19B 398 – 39B x100
Three-phase cos
ϕ CosφIII
4E – 4F 19C – 19F 39C – 39F x100