The ARTM-Pn Wireless Temperature Measuring Equipment is a smart, high-reliability device designed for monitoring temperature across distributed electrical systems. It can be connected to up to 60 wireless temperature sensors, providing accurate, real-time data across a centralized panel interface. With built-in display, RS485 communication, and multiple alarm functions, the ARTM-Pn is ideal for electrical cabinets, substations, or industrial automation where temperature management is essential for operational safety and efficiency.

Technical Specifications

Feature	Specification
Model	ARTM-Pn
Temperature Accuracy	±2°C
Supported Sensors	Up to 60 wireless sensors
Communication Protocol	Modbus-RTU
Communication Interface	RS485
Baud Rate Options	2400 / 4800 / 9600 / 19200 bps
Auxiliary Power Supply	AC 85–265V / DC 100–300V
Power Consumption	≤8W
Operating Temperature	-10°C to +55°C
Relative Humidity	≤95% RH
Atmospheric Pressure	86kPa to 106kPa
Average Operating Time	≥50,000 hours (MTBF)
Installation	Panel mounted with standard cut-out
Functions	Temperature display, digital input/output, high-temp and over-temp alarms, relay output, RS485 settings, and calibration tools

Functions

• Real-time temperature display for each sensor node
• High temperature and over-temperature alarm status per node
• Configurable digital inputs (DI1–DI4) and relay outputs (DO1–DO2)
•  RS485 communication configuration via menu (address, baud rate, parity, etc.)
• Built-in LCD interface with navigation buttons
• Supports system reset, calibration, and debug functions from the panel

Applications

• Electric switchgear temperature monitoring
• Transformer and busbar thermal safety
• Industrial equipment temperature surveillance
• Substation and data center environmental control
• Panelboard and cabinet thermal fault prevention

Manufacturer Information

Acrel Co., Ltd., established in 2003, is a high-tech enterprise specializing in energy efficiency management and electrical safety solutions. With a comprehensive product line ranging from cloud platform software to sensors, Acrel offers smart energy meters, power sensors, and protection devices. Their products are widely utilized across industries such as electric power, communications, rail transit, petrochemical, and construction. In 2012, Acrel was listed on the Growth Enterprise Market with the stock code 300286.SZ. The company is committed to delivering innovative and reliable energy management solutions to its global clientele.