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MAX471 電流感測器模組 GY-471 3A量程 精密電流檢測 放大器模組 1 × NT$60
小計: NT$60
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ZMPT101B 單相交流電壓感測器模組 AC 電壓傳感器有源輸出模組
ZMPT101B 單相交流電壓感測器模組 AC 交流電壓感測器 直流電壓量測 0-220V 電壓感測
- 板載精密微型電壓感測器
- 板載高精度運放電路，對信號做精確採樣和適當補償等功能
- 模組可以測量0-250V範圍內的交流電壓，對應輸出模擬量可以調節
- PCB板子尺寸：49.5(mm)x19.4(mm)
AC Voltage Sensor Module ZMPT101B (Single Phase)
ZMPT101B, a voltage transforme ideal to measure the AC voltage. It has high accuracy, good consistency for voltage and power measurement and it can measure up to 250V AC. It is simple to use and comes with a multi turn trim potentiometer for adjusting the ADC output.
Features
- Measure within 250V AC
- Onboard micro-precision voltage transformer
- Analog output corresponding quantity can be adjusted.
- Good consistency, for voltage and power measurement
- Very efficient and accuracy
Specifications
- Output Signal: Analog 0 – 5V
- Size: 49.5 (mm) x19.4 (mm)
- Operating temperature: 40ºC ~ + 70ºC
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double sensorValue=0; double sensorValue1=0; int crosscount=0; int climbhill=0; double VmaxD=0; double VeffD; double Veff; void setup() { Serial.begin(115200); } void loop() { sensorValue1=sensorValue; delay(100); sensorValue = analogRead(A0); if (sensorValue>sensorValue1 && sensorValue>511){ climbhill=1; VmaxD=sensorValue; } if (sensorValue<sensorValue1 && climbhill==1){ climbhill=0; VmaxD=sensorValue1; VeffD=VmaxD/sqrt(2); Veff=(((VeffD-420.76)/-90.24)*-210.2)+210.2; Serial.println(Veff); VmaxD=0; } } |
Structural parameters：
Remarks: primary input: 1、2 pins secondary output: 3、4pins
Or
primary input:: 3、4 pins secondary output::1、2pins
“*” Same polarity
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The main technical parameters：
| Model | ZMPT101B |
| Rated input current | 2mA |
| Rated output current | 2mA |
| turns ratio | 1000:1000 |
| phase angle error | ≤20＇（input 2mA，sampling resistor 100Ω） |
| linear range | 0~1000V 0~10mA（sampling resistor 100Ω） |
| linearity | ≤0.2%(20%dot~120%dot) |
| Permissible error | -0.3%≤ f ≤+0.2%（input 2mA，sampling resistor 100Ω） |
| isolation voltage | 4000V |
| application | voltage and power measurement |
| Encapsulation | Epoxy |
| installation | PCB mounting（Pin Length>3mm） |
| Operating temperature | -40℃~+70℃ |
| Shell Material | ABS (Note: ABS Shell is not available for wave soldering) |
Direction for use：
Figure Ⅰ FigureⅡ
1. The typical usage of the product is for the active output (FigureⅠ). R＇is a limiting resistor，R is a sampling resistor.
2. The product can be directly through the resistance sampling , easy to use ( FigureⅡ).
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