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Gravity液體感測器選用指南 Liquid Sensor Selection Guide
| Gravity液體感測器系列 | |||||
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| 產品名稱 | Gravity: Analog pH Sensor / Meter Kit For Arduino(停止供應) | Gravity: 類比式酸鹼值感測模組 Analog pH Sensor / Meter Kit For Arduino V2 | Gravity: Analog pH Sensor / Meter Pro Kit For Arduino(停止供應) | Gravity: 工業級類比式酸鹼值感測模組 Analog pH Sensor / Meter Pro Kit V2 | Gravity: 類比式酸鹼值感測模組(尖矛型適用於柔軟固體) Analog Spear Tip pH Sensor Meter Kit |
| 貨號 | SEN0161 | SEN0161-V2 | SEN0169 | SEN0169-V2 | SEN0249 |
| 量測目標 | pH | pH | pH | pH | pH |
| 量測範圍 | 0~14 | 0~14 | 0~14 | 0~14 | 0~10 |
| 量測精度 | ± 0.1pH (25 ℃) | ± 0.1pH (25 ℃) | ± 0.1pH (25 ℃) | ± 0.1pH (25 ℃) | ± 0.1pH (25 ℃) |
| 工作電壓 | 5.0V | 3.3~5.5V | 5.0V | 3.3~5.5V | 5.0V |
| Arduino 相容性 | √ | √ | √ | √ | √ |
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Raspberry Pi相容性(需額外 ADC)
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× | √ | × | √ | × |
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micro:bit相容性
(需 micro:mate)
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× | √ | × | √ | × |
| 探頭級別 | 實驗室級 | 實驗室級 | 工業級 | 工業級 | 實驗室級 |
| 功能 | First open source pH sensor, easy to use, cost-effective, suitable for conventional needs | 寬電壓輸入，用標準緩衝溶液自動校準，相容多種平台，包括兩種標準緩衝溶液，即用型 |
Industrial probe,
long-term immersion in liquid for online measurement, stable and durable
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工業級探頭，可長期浸入液體在線測量，穩定耐用，寬電壓輸入，標準緩衝溶液自動校準，相容多種平台 | 探頭附有一個由不銹鋼製成的長矛狀保護罩，帶有鋒利的尖端。 可直接刺入柔軟的半固體材料中測量pH值，如潮濕的土壤或食物。 |
| Gravity液體感測器系列 | |||||
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| 產品名稱 | Gravity: Analog ORP Sensor Meter For Arduino | Gravity: 類比式TDS感測器 Analog TDS Sensor/Meter for Arduino | Gravity:類比式導電度感測器/適用於Arduino Analog Electrical Conductivity Sensor / MeterFor Arduino(K=1) | Gravity: Analog Electrical Conductivity Sensor / Meter(K=10) | Gravity:類比式溶氧量感測器/適用於Arduino Analog Dissolved Oxygen Sensor / Meter Kit ForArduino |
| 貨號 | SEN0165 | SEN0244 | DFR0300 | DFR0300-H | SEN0237-A |
| 量測目標 | ORP | TDS | Electrical Conductivity | Electrical Conductivity | Dissolved Oxygen |
| 量測範圍 | -2000mV~2000mV | 0~1000ppm | 0~20ms/cm | 10~100ms/cm | 0~20mg/L |
| 量測精度 | ±10mV(25℃) | ±10% F.S.(25℃) | ±5% F.S.(25℃) | ±5% F.S.(25℃) | ±10% F.S.(25℃) |
| 工作電壓 | 5.0V | 3.3~5.5V | 3.0~5.0V | 3.0~5.0V | 3.3~5.5V |
| Arduino 相容性 | √ | √ | √ | √ | √ |
|
Raspberry Pi 相容性
(需額外 ADC)
|
× | √ | √ | √ | √ |
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micro:bit相容性
(需 micro:mate)
|
× | √ | √ | √ | √ |
| 探頭級別 | 實驗室級 | 實驗室級 | 實驗室級 | 實驗室級 | 實驗室級 |
| 功能 | First open source ORP sensor, easy to use, cost-effective, suitable for conventional needs | 寬電壓輸入，相容多種平台，易於使用，性價比高 | 中等範圍，適合一般需求（例如自來水），寬電壓輸入，用標準緩衝溶液自動校準，自動溫度補償，相容多種平台，內含兩種標準緩衝溶液，即用型 | 大範圍，適合特殊需求（例如海水），寬電壓輸入，用標準緩衝溶液自動校準，自動溫度補償，相容多種平台，內含標準緩衝溶液，即用型 |
電流探頭，無極化時間。
可更換的填充溶液和膜蓋。 寬電壓輸入。 |
| Gravity液體感測器系列 | ||||
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| 產品名稱 | Gravity: 類比式水濁度感測器Analog Turbidity Sensor For Arduino | Gravity: 類比式水壓感測器Analog Water Pressure Sensor | Gravity: Throw-in Type Liquid Level Transmitter | Gravity: Non-contact Digital Water / Liquid Level Sensor For Arduino |
| 貨號 | SEN0189 | SEN0257 | KIT0139 | SEN0204 |
| 量測目標 | Turbidity | Liquid Pressure | Liquid Pressure | Liquid Level |
| 量測範圍 | 0~3000NTU | 0~1.6 Mpa | 0~5M(depth) | / |
| 量測精度 | ±10% F.S. | ±1% F.S. | 0.50% | / |
| 工作電壓 | 5.0V | 5.0V | 12-36V | 5~24V |
| Arduino 相容性 | √ | √ | √ | √ |
| Raspberry Pi 相容性(需額外 ADC) |
× | × | × | × |
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micro:bit相容性
(需micro:mate)
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× | × | × | × |
| 探頭級別 | 實驗室級 | 工業級 | 工業級 | 工業級 |
| 功能 | 低成本、開源，水濁度感測器，可即插即用。 |
全金屬外殼，適用口徑G1/2 與 G1/4，連上管線後，即可長時間量測。
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The shell of the transmitter is made of stainless steel, anti-corrosion and easy to clean. It can be directly placed in the liquid like water, oil or even mash with large viscosity.
Current to Voltage Converter is included.
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Non-contact measurement, suitable for the outer wall of non-metallic container without direct contact with liquid.
Strong compatibility, penetrate various non-metallic containers.
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