| Operating Voltage | AC 90-220V,   50/60Hz | 
| Installation Method | Panel-mounted or   wall-mounted | 
| Waterproof Rating | IP65 | 
| Number of Sensors | Supports up to 4   sensors simultaneously | 
| Language | Chinese/English   (customizable) | 
| Power Consumption | <5W | 
| Current Output | 2 channels, 4–20mA | 
| RS485 Output | Single output,   supports Modbus-RTU/JSON protocols | 
| Relay Output | 2 normally open   channels (10A 250VAC); one can be configured as a timer relay | 
| Data Storage | Stores up to   100,000 records by default (customizable) | 
| Operating Conditions | Temperature: 0-60℃, Humidity: ≤90%   RH |