0.2S Accuracy DC Ammeter RS485 20A-2000A DC Current Amp Meter
Price:
RMB 199
MOQ:
10 PCS
Delivery Time:
7-30 work days
Brand:
OEM / ODM
Product Description
DC Ammeter with 0.2S Accuracy Class and Four and a Half Digits Display Precision Featuring RS485 Communication Interface
DC Ammeter Parameters
Measurement Specifications
| Parameter | Specification |
|---|---|
| Accuracy Class | 0.2S |
| Display Precision | Four and a half digits (≥100 A: one decimal place <100 A: two decimal places <10 A: three decimal places) |
| Input Range | 20A, 30A, 50A, 75A, 100A, 150A, 200A, 300A, 500A, 750A, 1000A, 1500A, 2000A |
| Overload Capacity | Continuous operation at 1.2 times rated current, and at 2 times rated current for 1 second |
| Response Speed | ≤ 1 second |
| Impedance | ≥ 1 MΩ |
Power Supply & Output
| Parameter | Specification |
|---|---|
| Input Range | AC (50-60 Hz); DC 80-300 V or DC 16-75 V |
| Power Dissipation | ≤ 2W |
| Communication Interface | RS485, standard MODBUS-RTU protocol |
| Alarm Output | One normally open contact for overload alarm; one normally open contact for overcurrent alarm |
| Analog Output | 4-20 mA (optional) |
Insulation & Reliability
| Parameter | Specification |
|---|---|
| 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
| Parameter | Specification |
|---|---|
| Working Temperature | -25℃ to +55℃ |
| Storage Temperature | -25℃ to +85℃ |
| Humidity Environment | Humidity <95%, no corrosive gases |
| Altitude | < 2500m |
| Installation Size | 93 * 45mm |
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Company
Shenzhen Hongyi Technology Co., Ltd.
Location
Yangmen Industrial Zone, Dakan Community, Xili Street, Nanshan District, Shenzhen City, Guangdong Province, China
Contact Person
He