产品描述：
数字功率计WT300E系列是一种功率测量仪器，具有紧凑的尺寸和高测量精度。
它继承了连续产品的易用性和高端模型的先进数据收集功能，可用于从生产，评估/测试到研发的广泛应用。
主要特征：
•基本功率精度提高：±0.15％
•测量范围扩展：DC，0.1Hz-100kHz
•增强的通信功能：支持Modbus / TCP通信
•扩展了最大显示范围（280％，CF = 6A）
•支持跟随输入频率的自动数据更新
主要规格：
■测量范围
电压
波峰因数“ 3”：15V / 30V / 60V / 150V / 300V / 600V
波峰因数“ 6”或“ 6A”：7.5V / 15V / 30V / 75V / 150V / 300V
直流输入
峰值因数“ 3”时：0.5A / 1A / 2A / 5A / 10A / 20A
峰值因数“ 6”或“ 6A”时：0.25A / 0.5A / 1A / 2.5A / 5A / 10A
外部电流传感器输入（/ EX1，/ EX2）
峰值因数“ 3”时：
・ EX1“ 2.5V / 5V / 10V”
・ EX2“ 50mV / 100mV / 200mV / 500mV / 1V / 2V”
峰值因数“ 6”或“当“ 6A”时：
・ EX1“ 1.25V / 2.5V / 5V”
・ EX2“ 25mV / 50mV / 100mV / 250mV / 500mV / 1V”
■电压和电流
条件的精确度
·温度：23±5℃，湿度：30〜相对湿度75％，输入波形：正弦波，
・波峰因数：3，同相电压：0V，缩放功能：OFF
·显示位数：5位，频率滤波器：当测量电压或电流为200Hz或更低时开启经过预热时间，
执行零电平校正后或更改测量范围之后
精度（12个月）（读数：读数，范围：测量范围）
*读数误差公式中的f是输入信号的频率，单位是kHz
DC：±（读数的0.1％+量程的0.2％）
0.1Hz
≤f <45Hz：±（读数的0.1％+量程的0.2％）45Hz≤f≤66Hz：±（读数的0.1％+量程的0.05％）
66Hz
■有功功率精度
条件：与“电压和电流精度”相同。功率因数：1
精度（12个月）（读数：读数，范围：测量范围）
*读数误差公式中的f是输入信号的频率，单位是kHz
DC：±（读数的0.1％+读数的0.2％）范围）
0.1Hz≤f <45Hz：±（读数的0.3％+范围的0.2％）
45Hz≤f≤66Hz：±（读数的0.1％+范围的0.05％）
66Hz
■一般规格
预热时间：大约30分钟
操作环境温度：5-40°C，湿度：20-80％RH（无结露）
海拔：2000m或更小
安装位置：室内
存放环境温度：-25至60°C，湿度：20至80％RH（无结露）
额定电源电压：100至240 VAC
电源电压波动允许范围：90至264 VAC
额定电源频率：50/60 Hz
电源频率波动允许范围：
48-63Hz最大功耗：WT310E / WT310EH：50VA，WT332E / WT333E：70VA
外部尺寸（不包括突起）：约213（W）x 132（H）x 379（D）mm
重量：约5 kg
电池备份：用锂电池备份设置信息
The digital power meter WT300E series is a power measuring instrument equipped with high measurement accuracy and various functions in a compact size.
It inherits the ease of use from successive products and the advanced data collection capability from high-end models, and can be used in a wide range of applications from production, evaluation / testing to research and development.
Main features
• Improved basic power accuracy: ± 0.15%
• Expansion of measurement band: DC, 0.1Hz-100kHz
• Enhanced communication function: Supports Modbus / TCP communication
• Expansion of maximum display range (280%, CF = 6A)
• Supports automatic data update according to the input frequency
Main specifications
■ Measurement range
Voltage
Crest factor "3": 15V / 30V / 60V / 150V / 300V / 600V
Crest factor "6" or "6A": 7.5V / 15V / 30V / 75V / 150V / 300V
Direct current input When the
crest factor is "3": 0.5A / 1A / 2A / 5A / 10A / 20A When the
crest factor is "6" or "6A": 0.25A / 0.5A / 1A / 2.5A / 5A / 10A
External Current sensor input (/ EX1, / EX2) When
crest factor "3":
・ EX1 "2.5V / 5V / 10V"
・ EX2 "50mV / 100mV / 200mV / 500mV / 1V / 2V"
Crest factor "6" or " For 6A:
・ EX1 “1.25V / 2.5V / 5V”
・ EX2 “25mV / 50mV / 100mV / 250mV / 500mV / 1V”
■ Voltage and current accuracy
Conditions
・ Temperature: 23 ± 5 ℃, humidity: 30 ～ 75% RH, Input waveform: Sine wave,
・ Crest factor: 3, In-phase voltage: 0V, Scaling function: OFF
・ Number of display digits: 5 digits, Frequency filter: ON when measuring voltage or current of 200Hz or less After the warm-up time has elapsed, after
zero level correction is executed, or after the measurement range is changed
Accuracy (12 months) (reading: reading, range: measurement range)
* f in the reading error formula is the frequency of the input signal, and the unit is kHz
DC: ± (0.1% of reading + 0.2% of range)
0.1Hz ≤ f <45Hz: ± (0.1% of reading + 0.2% of range)
45Hz ≤ f ≤ 66Hz: ± (0.1% of reading + 0.05% of range)
66Hz
1kHz
10kHz
■ Active power accuracy
Condition: Same as "voltage and current accuracy". Power factor: 1
Accuracy (12 months) (reading: reading, range: measurement range)
* f in the reading error formula is the frequency of the input signal, and the unit is kHz
DC: ± (0.1% of reading + 0.2% of) range)
0.1Hz ≤ f <45Hz: ± (0.3% of reading + 0.2% of range)
45Hz ≤ f ≤ 66Hz: ± (0.1% of reading + 0.05% of range)
66Hz
1kHz
10kHz
■ General specifications
Warm-up time: Approximately 30 minutes
Operating environment Temperature: 5-40 ℃, Humidity: 20-80% RH (no condensation)
Altitude: 2000m or less
Installation location: Indoor
Storage environment temperature: -25 to 60 ° C, humidity: 20 to 80% RH (no condensation)
Rated power supply voltage: 100 to 240VAC
Power supply voltage fluctuation tolerance: 90 to 264VAC
Rated power supply frequency: 50 / 60Hz
Power supply frequency fluctuation tolerance Range:
48-63Hz Maximum power consumption: WT310E / WT310EH: 50VA, WT332E / WT333E: 70VA
External dimensions (excluding protrusions): Approx. 213 (W) x 132 (H) x 379 (D) mm
Weight: Approx. 5 kg
Battery Backup: Back up setting information with lithium battery
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