Factory quality LNF33 3 phase rs485 energy measurement meter ammeter
Negotiable
Min.Order:1
Jiangsu Sfere Electric Co., Ltd.
Accuracy | 0.5% | |
Data update rate | 1s | |
Signal Input | Rated current | AC 1A,5A |
Rated voltage | AC 100V,380V | |
Overload | Continuous:2In,instantaneous:10In/5s Continuous:1.2Un,instantaneous:2Un/1min | |
Energy consumption | ≤0.1VA | |
Fequency | 45~65HZ | |
Communication | RS485 interface | Modbus-RTU protocol, baud rate up to 9600bps |
Energy pulse | Optocoupler isolation ,pulse width 80ms±20% | |
Digital Input | Optocoupler isolation ,passive dry contact | |
Relay Output | Contact capacity AC250V 5A or DC 30V 5A | |
Working range | AC/DC 80~270V | |
Energy consumption | ≤3VA | |
Environment condition | Working temperature | -10~55℃ |
Storage temperature | -25~70℃ | |
Relative humidity | ≤93%RH | |
Altitude | ≤2500m | |
Safety | Insulation | Signal power supply output terminal to case resistance ≥100MΩ |
Withstand voltage | Power supply,input and output ≥2kv | |
Protection level | IP54 |
LNF31 | LNF33 | LNF32 | LNF36 | |||||
Dimension(mm) | 72x72x44.5 | 72x72x44.5 | 96x96x34 | 96x96x34 | ||||
Real-time measurement | single-phase current | three-phase current | single-phase current | three-phase current | ||||
LCD display | ■ | ■ | ■ | ■ | ||||
RS485 | □ | □ | □ | □ | ||||
Note:“■”Yes,“□”Optional |