LoRaWAN® EM300-CL Capacitive Condensate Level Sensor – Milesight
General Description
Milesight 's EM300-CL is a capacitive-based liquid level sensor designed for condensate level detection in HVAC systems or industrial environments. Featuring a remote probe sensor, it transmits alerts via LoRaWAN® and has a battery life of over 10 years. Waterproof (IP67 for the transmitter), compact, and easy to configure via NFC, it integrates discreetly and efficiently into many monitoring systems.
Targeted Applications
- Monitoring condensate level in air conditioning systems
- Detection of liquid levels in confined areas
- Predictive Maintenance Systems for HVAC
- Remote monitoring without network cabling
Highlights
- Capacitive detection without direct contact with the liquid
- Battery life of over 10 years with one battery
- IP67 waterproof transmitter, IP30 probe
- Quick setup via NFC
- Easy installation (screws, adhesive tape, clamps)
Technical Specifications
Transmission |
Technology |
LoRaWAN® |
Supported frequencies |
CN470 / IN865 / RU864 / EU868 / US915 / AU915 / KR920 / AS923-1/2/3/4 |
Transmit power |
16 dBm (868 MHz), 20 dBm (915 MHz), 19 dBm (470 MHz) |
Sensitivity |
-137 dBm @ 300bps |
Fashion |
OTAA / ABP – Class A |
Detection |
Principle |
Capacitive level sensor |
Cable length |
1 m |
Operation & Configuration |
Ignition / Extinction |
NFC, internal button |
Configuration |
NFC mobile application |
Physical Characteristics |
Food |
1 × ER18505 battery (4000 mAh), expandable to 2 batteries |
Autonomy |
Over 10 years (3 triggers/day, 25°C) |
Operating temperature |
-20°C to +60°C |
Relative humidity |
0% to 95% (non-condensing) |
Materials / Colors |
Transmitter: ABS + PC, white / Probe: black |
Protection index |
Transmitter: IP67 / Probe: IP30 |
Dimensions |
Transmitter: 105.6 × 85.2 × 27 mm Electrode: 56.8 × 25.5 × 0.2 mm |
Weight |
110 g (with 1 battery) |
Facility |
Transmitter: screw or 3M tape Probe: Cable tie or 3M tape |
Interfaces and Connectors
The EM300-CL sensor consists of a transmitter and a wired probe. It does not have a wired data transmission connection, only LoRaWAN® wireless.
Pack Contents
- 1 × Milesight EM300-CL Sensor
- 1 × Capacitive probe (1 m)
- 1 × ER18505 Battery (Pre-installed)
- 1 × Wall mounting kit (screws, 3M tape)
- 1 × Quick Start Guide