Milesight EM500 Series – Outdoor Environment Monitoring Sensors

EM500-SWL – Submersible Water Level Sensor

Application
Water tanks, rivers, groundwater, wastewater, fuel & oil tanks

Measurement

• Measurement Type: Vented Gauge Pressure

• Measuring Range: 0–3 m / 0–5 m / 0–10 m (Custom up to 200 m)

• Medium: Water (other liquids customizable)

• Accuracy: ±0.5% FS

• Resolution: 0.01 m

• Long-term Stability: ±0.3% FS / year

Wireless & Power

• Wireless Technology: LoRaWAN® Class A

• Frequency Bands: EU868 / US915 / AS923 / AU915 / CN470 / IN865 / RU864 / KR920

• Battery: 19000 mAh ER34615 Li-SOCl₂ (replaceable)

• Battery Life: Up to 10 years (10-min interval)

Mechanical & Environmental

• Ingress Protection: Transceiver IP67 | Sensor IP68

• Operating Temperature:

  • Transceiver: -30°C ~ +70°C

  • Level Sensor: -20°C ~ +70°C

• Housing Material:

  • Transceiver: ABS + PC

  • Sensor: Stainless Steel 304

• Cable Length: ≥ measuring range + 1–1.5 m

• Dimensions:

  • Transceiver: 105.4 × 71 × 69.5 mm

  • Sensor: Ø27 × 130 mm

EM500-SMTC – Soil Moisture, Temperature & Conductivity Sensor

Application
Smart agriculture, irrigation systems, greenhouses, landscaping

Measurement

• Soil Moisture:

  • Range: 0–100%

  • Accuracy: ±2% (0–50%), ±3% (50–100%)

  • Resolution: 0.01%

• Soil Temperature:

  • Range: -40°C ~ +80°C

  • Accuracy: ±0.5°C

  • Resolution: 0.1°C

• Electrical Conductivity:

  • Range: 0–20000 µS/cm

  • Accuracy: ±3% (0–10000), ±5% (10000–20000)

Wireless & Power

• Wireless: LoRaWAN® Class A

• Battery: 19000 mAh ER34615 Li-SOCl₂

• Battery Life: Up to 10 years

Mechanical & Environmental

• Ingress Protection: Transceiver IP67 | Sensor IP68

• Operating Temperature: -30°C ~ +70°C

• Cable Length: 2 m

• Sensor Material: Epoxy Resin + Stainless Steel

• Dimensions:

  • Transceiver: 105.4 × 71 × 69.5 mm

EM500-UDL – Ultrasonic Distance / Level Sensor

Application
Non-contact liquid level, tank level, distance measurement

Measurement Options

• W050: 0.3–5 m | Accuracy ±1% FS

• W100: 0.5–10 m | Accuracy ±1% FS

• C050: 0.25–5 m | Accuracy ±(1 + 0.3% × S) cm

• C100: 0.25–10 m | Accuracy ±(1 + 0.3% × S) cm

• Resolution: 1 mm

Wireless & Power

• Wireless: LoRaWAN® Class A

• Battery Life: Up to 10 years

Mechanical & Environmental

• Ingress Protection: IP67

• Operating Temperature:

  • W Models: -30°C ~ +65°C

  • C Models: -15°C ~ +60°C

• Dimensions: 156.1 × 71 × 69.5 mm

EM500-PT100 – Industrial Temperature Sensor (RTD)

Application
Industrial pipes, boilers, machines, laboratories

Measurement

• Sensor Type: PT100 RTD

• Wiring: 3-wire

• Temperature Ranges:

  • T050: -200 ~ +50°C

  • T200: -50 ~ +200°C

  • T500: -50 ~ +500°C

  • T800: -50 ~ +800°C

• Resolution: 0.1°C

Wireless & Power

• Wireless: LoRaWAN® Class A

• Battery Life: Up to 10 years

Mechanical & Environmental

• Ingress Protection: IP67

• Operating Temperature: -30°C ~ +70°C

• Housing: ABS + PC

• Dimensions: 105.4 × 71 × 69.5 mm

EM500-CO2 – CO₂ / Temperature / Humidity / Pressure Sensor

Application
Warehouses, parking areas, smart buildings, agriculture

Measurement

• CO₂ (NDIR):

  • Range: 400–5000 ppm

  • Accuracy: ±(30 ppm + 3%)

  • Resolution: 1 ppm

• Temperature:

  • Range: -30°C ~ +70°C

  • Accuracy: ±0.3°C

• Humidity:

  • Range: 0–100% RH

  • Accuracy: ±3% (10–90% RH)

• Barometric Pressure:

  • Range: 300–1100 hPa

Wireless & Power

• Wireless: LoRaWAN® Class A

• Battery Life: Up to 10 years

Mechanical & Environmental

• Ingress Protection: IP65

• Operating Temperature: -30°C ~ +70°C

• Dimensions: 147.9 × 71 × 69.5 mm

EM500-LGT – Outdoor Light Sensor

Application
Smart lighting, greenhouse monitoring, weather stations

Measurement

• Light Range: 0–100000 lux

• Accuracy: ±3%

• Resolution: 1 lux

Wireless & Power

• Wireless: LoRaWAN® Class A

• Battery Life: Up to 10 years

Mechanical & Environmental

• Ingress Protection:

  • Transceiver: IP67

  • Light Sensor: IP65

• Cable Length: 3 m

• Dimensions:

  • Light Sensor: 64 × 58 × 34 mm

EM500-PP (Pipe Pressure Sensor)

⚠️ Often mistakenly written as EM500-PT

Application
Pipeline pressure monitoring, pumps, oil & gas

Measurement

• Pressure Type: Vented Gauge

• Range: 0–1600 kPa (0–16 bar)

• Accuracy: ±0.5% FS

• Resolution: 1 kPa

• Overload: 150% FS

• Process Connection: G 1/2" Male

Mechanical & Environmental

• Sensor Material: Stainless Steel 316L

• Cable Length: 1.5 m

• Ingress Protection:

  • Transceiver: IP67

  • Sensor: IP65

• Operating Temperature:

  • Sensor: -10°C ~ +70°C