Items | | | Features | | |||
Power Source | | | AC85~265V,DC100~300V | | |||
Power Consumption | | | 8W | | |||
Communication | Protocol | | Modbus-RTU | | |||
| Baud rate (bps) | | 2400,4800,9600,19200 | | |||
Environment | Temperature | | -10℃~55℃ | | |||
| Humidity | | ≤95% | | |||
| Atmospheric pressure | | 86kPa~106kPa | | |||
MTBF | | | ≥50000 h | | |||
Active wireless temperature sensor | | Wireless frequency | 2.4GHz/2.4GHz/470MHz | | |||
| | Communication distance | 10m/10m/150m in open area | | |||
| | Sampling frequency | 25s | | |||
| | Transmitting frequency | 4min | | |||
| | Power source | Battery | | |||
| | Installation | Bolted/Strap-secured/tied with cable tie | | |||
| | Range of temperature | -40℃~+125℃ | | |||
| | Precision | ±2℃ | | |||
| | Application | Joints in high or low voltage switchgears | | |||
| | Battery life | ≥5 years | | |||
Passive wireless temperature sensor | | Wireless frequency | 470MHz | | |||
| | Communication distance | 150m in open area | | |||
| | Sampling frequency | 15s | | |||
| | Transmission frequency | 15s | | |||
| | Power source | CT-powered, starting current≥5A | | |||
| | Installation | tied with cable tie/alloy chip fixing | | |||
| | Sensor probe | Isolated/alloy bottom | | |||
| | Range of temperature | -10℃~+125℃/-50℃~125℃ | | |||
| | Precision | ±2℃/±1℃ | | |||
| | Application | Joints in high or low voltage switchgears | |