High Precision DC Voltmeter Power Supply Equipment 0.2S Accuracy

Categories	Power Supply Equipment
Insulationresistance:	≥100 MΩ
Voltagerating:	Up to 1000V
Place of Origin:	Shenzhen,Guangdong Province,China
Protectionlevel:	IP54/IP65
Display Precision:	4.5 digits (≥100 V: displays 1 decimal place; <100 V: displays 2 decimal places)
Model Number:	SH-DVM
Productname:	Power Supply Equipment Supporting Units
Mountingtype:	Wall-mounted/Floor-mounted
Accuracy class:	0.2S
Material:	Steel/Aluminum/Composite
Operatingtemperaturerange:	-40°C to 85°C
Application:	Power Supply Equipment
Certification:	CE / FCC / RoHS
Brand Name:	OEM / ODM
Currentrating:	Up to 500A
Color:	Standard grey/Custom colors available
Price:	RMB 199
Delivery Time:	7-30 work days
Type:	Supporting Units
Dimensions:	Customizable
Impedance:	21.5 MΩ (300 V type) ≥ 1.5 MΩ (750 V type)
Weight:	Varies by model
Response speed:	No more than 1 second
MOQ:	10 PCS
Overload capacity:	Continuous operation at 1.2 times the rated voltage; 1-second operation at 2 times the rated voltage
Compliancestandards:	IEC, ANSI, IEEE
Input range:	AC (50-60 Hz); DC 80-300 V or DC 16-75 V
Payment Terms:	T/T
Supply Ability:	10000+
Warrantyperiod:	1-3 years

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Company Info.

Shenzhen Hongyi Technology Co., Ltd.

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High Precision DC Voltmeter with 0.2S Accuracy Class and RS485 Communication Interface for Power Supply Equipment

DC Voltmeter Parameters

Measurement Specifications

Accuracy Class	0.2S
Display Precision	4.5 digits (≥100 V: displays 1 decimal place; <100 V: displays 2 decimal places)
Input Range	Adjustable: Type 300: 220V, 110V, 48V, 24Vdc; Type 750: 700V, 600V, 500V, 400Vdc
Overload Capacity	Continuous operation at 1.2 times rated voltage; 1-second operation at 2 times rated voltage
Response Speed	≤ 1 second
Impedance	21.5 MΩ (300 V type) ≥ 1.5 MΩ (750 V type)

Power Supply

Input Range	AC (50-60 Hz); DC 80-300 V or DC 16-75 V
Power Dissipation	≤ 2W

Output Interfaces

Communication Interface	RS485, standard MODBUS-RTU protocol
Alarm Output	One circuit of normally open contacts for overvoltage alarm; one circuit of normally closed contacts 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	≥ 100 MΩ
Mean Time Between Failures (MTBF)	≥ 50,000 hours

Environmental Conditions

Product Tags:

High Precision DC Voltmeter

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