Distribution system use LED multifunction ac voltmeter

Item No.: OHD194E-9S4RB
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I.Brief introduction for distribution system use LED multifunction ac voltmeter
This product LED multifunction ac voltmeter adopts the most modern microprocessor and digital signal processing technology, which can measure three-phase voltage, current, power, grid frequency and other common power parameters in the power grid. At the same time, it also has electric energy accumulation, energy pulse, cross-line alarm, switch input and output, simulation transmission output and network communication functions. With a friendly man-machine interface.
This product has a very high cost performance and can directly replace conventional measuring indicator instruments, energy meters, multi-function network power meters and related auxiliary units. As an advanced intelligent, digital grid front-end acquisition component, which can be applied to various control systems, energy management systems, substation automation, distribution network automation, residential power monitoring, industrial automation, intelligent buildings, intelligent switchboards, In the beginning cabinet, it has the characteristics of convenient installation, simple wiring, convenient maintenance, small engineering quantity and field programmable input parameters. LED multifunction ac voltmeter can complete the networking of different PLC and industrial control computer communication software in the industry.
II.Main Technical Instructions for LED multifunction ac voltmeter
Performance Parameters
Input measurement  display Network 3-phase 3-lines, 3-phase 4-lines
Voltage Rated value AC100V, 400V(Please indicate when place order)
Overload Duration:1.2 times  Instantaneous: 10 times /10s
Power consumption <1VA(Each phase)
Impedance ≥500kΩ
Accuracy RMS measurement, accuracy level 0.5
Current Rated value AC1A, 5A(Please indicate when place order)
Overload Duration:1.2 times
Instantaneous:10 times/10s
Power consumption <0.4VA(Each phase)
Impedance <2mΩ
Accuracy RMS measurement, accuracy level 0.5
Frequency 40~60Hz, accuracy 0.1Hz
Power Active, apparent power accuracy is 0.5, reactive power accuracy is 1.5
Electric energy Four-quadrant measurement, active energy accuracy 1.0, reactive energy accuracy 2.0
Display Programmable, switching, loop (LED) display
Power supply Power supply range AC220V   AC/DC 85~270v
Power consumption ≤5VA
Output Digital interface RS-485, MODBUS-RTU protocol
Pulse output 2-way energy pulse output, optocoupler isolator
Discrete input 4-way switch input, dry contact mode (optional)
Switch output 4-channel digital input, optocoupler relay (optional)
Analog output 4-channel simulation output, 4~20mA/0~20mA (optional)
Environment working environment -10℃~55℃
Storage environment -20℃~75℃
Safety Withstand voltage Input / Power > 2kV, Input / Output > 2kV, Power / Output > 1kV
Insulation Input, output, power supply to chassis >50MΩ
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OH194E-9S4: 96×96mm
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OH194E-AS4: 72×72mm
OH194E-DS4: 48×48mm
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OH194E-DS4B: 48×48mm
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OHD194E-9S4R: 96×96mm
OHD194E-2S4R: 120×120mm
OHD194E-3S4R: 80×80mm
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