* True RMS measurements (1024 samples/cycle)
* Measurements:VL-L,VL-N, I, In, Cos , Pf, Hz, W, ∑W, Va, ∑Va, Var, ∑Var, import Kwh, export Kwh,import Kvarh ,
export Kvarh , V-THD , I-THD , 1-128th harmonic , system running hours , % voltage unbalance , % current unbalance , %
system load , total frequency
* 3 voltage and 4 current input (Measure or calculate the neutral current)
* Voltage Input: 0-690Vac, Current input: 1 or 5A CT selective
* Transients detection >25us, Detection of events >10ms
* Voltage flicker measurement, % system load
* Detects CT wiring errors
* Maximum, minimum and demand for U, I, P, Q, S in hours, days, months
* Real time clock with integrated backup rechargeable battery
* 4 quadrants energy measurement. 4 tariffe energy measurement and monthly energy calculation
* 2 pulse output and RS485 communication: Modbus RTU
* Waveforms capture and phase diagram for voltage, current
* Voltage and current sag/swell and transient event capture.
* Alarm event log
* USB port for data transfer
* Built in 256M flash memory for event and transient memory
* Data recorded in standard excel file formats for further EN50160 analysis
* English, Chinese (traditional & simplied)
* Moduel function options (only one can be selected)
- 7 digital input +2 relay output(remote or alarm)(Standard)
- 7 digital input +2 analog output(4-20mA) for V1,V2,V3,V12,V23,V31,I1,I2,I3 (option)
- Ethernet (Modbus TCP), Web server+2 digital input +2 relay output(remote or alarm) (option)
- LoRa wireless (Private protocol)+2 digital input+2 relay output (remote or alarm)(option)
- RS-485 interface (Modbus RTU)+2 digital input+2 relay output (remote or alarm)(option)
- WIFI wireless+2 digital input +2 relay output(remote or alarm) (option)
Auxiliary Supply | |
Operating voltage (Un) | 85···265 VAC 50/60Hz 10W / 100-285VDC/24-48VDC(depend on order) |
Power consumption | 4VA max |
Measurement input | |
Voltage inputs for direct connection: | Phase-neutral(L-N): max 400V RMS CAT III |
Input impedance(for direct voltage inputs): | >4MΩ |
CT inputs: | max 5.5A RMS |
CT inputs overload capacity: | max 10A |
CT inputs Self-consumption : | <0.2VA |
Accuracy | |
Three phase voltage: | ± 0.2% |
Currents: | ± 0.2% |
Powers: | ± 0.3% |
Powers factor: | ± 0.3% |
Frequency: | ± 0.02% |
Harmonics: | ± 1% |
Active energy: | Class 0.2S (IEC/EN 62053-22) |
Reactive energy: | Class 0.5S (IEC/EN 62053-23) |
Insulation | |
Insulation voltage | 3kV for 1 min., 50Hz |
Display | |
Display type | RPM90C: 3.5" 320x240 color TFT LCD |
I/O | |
Digital inputs: | Active dry contact |
Digital outputs: | 2 Relay N/O 220VAC 5A |
Analog outputs: | 4-20mADC / max load 500Ω |
Pulse output: | 24-30VDC Max.50mA, Min. 50msec pulse width |
Memory | |
Recording memory: | 256M flash memory for event and transient memory (USB port for download) |
Communication | |
USB port | for download datalog, event and transient |
Ethernet port: | Auto MDIX Rj45 10/100 Base Ethernet |
RS-485 port: | 1 optoisolated, 4800-57600 |
Protocols: | HTTP, HTTPS, Modbus RTU/TCP |
Environmental conditions | |
Opterating temperature: | -10···+55°C |
Storage temperature: | -25···+75°C |
Relative humidity: | 95% max without condensing |
Altitude: | max 2000m AMSL |
Installation & use: | Internal |
Mechanical characteristics | |
Mounting: | Panel mount 96x96mm(The panel cut-size 92*92mm) |
Size: | Front(WXH)96x96mm, Rear (HxD) 90x70mm |
Degree of protection: | IP40(optional IP54) on front, IP20 housing and terminals |
Weight: | 400g |
Standard compliance | |
reference standard: | IEC61010-1; IEC61557-1;IEC61557-12; IEC61326-1;IEC62053-21; IEC62053-22; IEC62053-31; IEC60068-2-1; IEC60068-2-30; IEC60364-5-52; IEC61000-3-2; IEC61000-3-3; IEC61000-4-2; IEC61000-4-3; IEC61000-4-4; IEC61000-4-5; IEC61000-4-6; IEC61000-4-8; IEC61000-4-11; IEC61000-4-30 |