Just call read_register.py to read all values from your DTSU666 connected with RS485 on Port /dev/ttyUSB1
8192 Line line voltage (uab) V float
8194 Line line voltage (ubc) V float
8196 Line line voltage (uca) V float
8198 Phase phase voltage (ua) V float
8200 Phase phase voltage (ub) V float
8202 Phase phase voltage (uc) V float
8204 The data of three phase current (ia) A float
8206 The data of three phase current (ib) A float
8208 The data of three phase current (ic) A float
8210 Conjunction active power W float
8212 A phase active power (pa) W float 8214 B phase active power (pb) W float 8216 C phase active power (pc) W float 8218 Conjunction reactive power (qt) var float 8220 A phase reactive power (qa) var float 8222 B phase reactive power (qb) var float 8224 C phase reactive power (qc) var float 8234 Conjunction power factor (pft)
float 8236 A phase power factor (invalid when three phase three wire) (pfa)
float 8238 B phase power factor (invalid when three phase three wire) (pfb)
float 8240 C phase power factor (invalid when three phase three wire) (pfc)
float 8260 Frequency (freq)
float 8272 Total active power demand (dmpt)
float 16414 Positive active (current, imp)
float 16424 Negative active total energy (current, exp)
float 16434 Quadrant 1 reactive total energy (current)
float