技術(shù)參數(shù) Technical parameters | 指標(biāo) Index |
輸入 Input | 標(biāo)稱值 Nominal value | 電壓輸入范圍 Voltage input range | 電流輸入 Current input |
DC 0-1000V 參見(jiàn)實(shí)物接線圖 DC 0-1000V See the physical wiring diagram | 分流器:0-75mV; 霍爾傳感器:0-20mA、4-20mA、0-5V,0-10V等 Shunt:0-75mV; Hall sensor:0-20mA、4-20mA、0-5V,0-10V and so on. |
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過(guò)載 Overload | 1.2倍可持續(xù)正常工作,2倍持續(xù)1秒 1.2 times rated (continuous); 2 times rated/1 second; |
功耗 Power consumption | 電壓:≤0.2VA,電流≤0.1VA Voltage: ≤0.2VA, current ≤0.1VA |
精度等級(jí) Accuracy class | 1級(jí) Class 1 |
功能 Function | 顯示 Display | 8 位段碼式液晶屏(LCD) 8-bit segment LCD screen (LCD) |
通訊接口 Communication Interface | RS485(可選兩路) RS485(two options) |
通訊協(xié)議 Communication protocol | Modbus-RTU,DL/T 645-2007 |
開(kāi)關(guān)量 Switch | 開(kāi)關(guān)量輸出 Switch output | 2路繼電器輸出,2A/30VDC或2A/250VAC 2 Relay outputs, 2A/30VDC or 2A/250VAC |
開(kāi)關(guān)量輸入 Switch input | 2路干接點(diǎn)輸入 2 dry contact inputs |
脈沖輸出 Pulse output | 一路秒脈沖輸出,一路電能脈沖輸出 A second pulse output, a energy pulse output |
見(jiàn)儀表菜單設(shè)置中SYS->PLUS中顯示,例:顯示100,即為100imp/kWH See the SYS->PLUS display in the meter menu settings. For example: The meter displays 100, which is 100imp/kWH |
工作電源 Power Supply | 電壓范圍 Voltage range | AC/DC 85-265V或DC24V(±10%)或DC48V(±10%) AC/DC 85-265V or DC24V(±10%) or DC48V(±10%) |
功耗 Power consumption | ≤ 3W |
工頻耐壓 Power frequency withstand voltage | 電源//電壓輸入//電流輸入//繼電器輸出和開(kāi)關(guān)量輸入//通訊之間//脈沖輸出3kV/1min 電源、繼電器輸出、電壓信號(hào)、電流信號(hào)之間3kV/1min 脈沖輸出、通訊、開(kāi)關(guān)量輸入之間2kV/1min Power supply // Voltage input // Current input // Relay output and switch input // Communication interface / / Pulse output 3kV/1min Power supply // Relay output // Voltage input // Current input 3kV/1min Pulse output // Communication interface // Switch input 2kV/1min |
沖擊耐壓 Impulse withstand voltage | ±6KV |
絕緣電阻 Insulation resistance | ≥ 40M ? |
平均無(wú)障礙工作時(shí)間 Average barrier-free working hours | ≥50000h |
環(huán)境 Environment | 溫度 Temperature | 正常工作溫度:-25℃~+65℃;極限工作溫度:-40℃~+70℃; 貯存溫度:-40℃~+80℃ Normal operating temperature: -25 °C ~ +65 °C; Limit working temperature: -40 °C ~ +70 °C; Storage temperature: -40℃~+80℃ |
濕度 Humidity | ≤93%RH,不結(jié)露,不含腐蝕性氣體 ≤93%RH, no condensation, no corrosive gas |
海拔 Altitude | ≤2500m |