RS485 Digital AC Voltmeter 0.5S Accuracy AC Voltage Meter 3000VAC Isolation Voltage

Ürün Özetleri

AC Voltmeter Voltage Meter with 0.5S Accuracy Class RS485 Communication Interface and 3000 VAC Isolation Voltage AC Voltmeter Technical Specifications Parameter Specification Accuracy Class 0.5S Display Precision Four and a half digits (≥100 A: positive value;

Ürün Özel Nitelikleri

Doğruluk Sınıfı:

0,5s

Dikkat Hassasiyet:

Dört buçuk

Gerilim aralığı:

300V, 500V

Aşırı Yük Kapasitesi:

1,2x sürekli nominal gerilim, 1 saniye boyunca 2x nominal gerilim

Tepki Hızı:

≤1 saniye

Empedans:

≥1MΩ

Vurgulamak:

rs485 digital ac voltmeter

ac voltage meter 3000vac

0.5s accuracy ac voltage meter

Etiketler:

AC Voltage Meter

DC Ammeter

DC Charging Module

Ürün Açıklaması

AC Voltmeter Voltage Meter with 0.5S Accuracy Class RS485 Communication Interface and 3000 VAC Isolation Voltage

AC Voltmeter

Technical Specifications

Parameter	Specification
Accuracy Class	0.5S
Display Precision	Four and a half digits (≥100 A: positive value; <100 A: one decimal place)
Input Range	Adjustable: 300V, 500V
Overload Capacity	Continuous operation at 1.2 times rated voltage, and at 2 times rated voltage for 1 second
Response Speed	≤ 1 second
Impedance	≥ 1MΩ

Power & Communication

Power Source: AC (50–60 Hz); DC 80–300 V or DC 16–75 V

Power Dissipation: ≤ 2W

Communication Interface: RS485 with standard MODBUS-RTU protocol

Alarm Output: One normally open contact for overvoltage alarm; one normally closed contact for undervoltage alarm

Analog Output: 4–20 mA (optional)

Insulation & Reliability

Isolation Voltage: Power supply – ground, input, output, communication port: 3000 VAC; Communication port – ground: 750 VAC

Insulation Resistance: ≥ 100MΩ

MTBF: ≥ 50,000 hours

Environmental Conditions

Working Temperature: -25℃ to +55℃

Storage Temperature: -25℃ to +85℃

Humidity Environment: <95% humidity, no corrosive gases

Altitude: < 2500m

Open Hole Size: 93 * 45mm

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