Product Description
product name：LNF56 96*96mm AC LCD 3 phase multifunction power meter 485
LNF53/LNF56 multifunction power meter can measure all electrical parameters and bi-directional electric energy, with functions such as communication and energy pulse output. The instrument adopts ultra-thin design and is easy to be installed. As an advanced intelligent and digital grid front-end acquisition component, it can be applied for power monitoring systems and energy management systems to realize power data collection.Model selection
LNF53 | LNF56 | ||
Real-time measurement | U/I/P/Q/S/PF/F | - | - |
Demand | - | - | |
Energy metering | Bi-directional energy | - | - |
Four-quadrant reactive energy | - | - | |
Power quality | Sequence component and phase position of voltage and current | - | - |
Voltage and current unbalance | - | - | |
Input and output | Input and output | - | - |
RS485 communication interface | - | - | |
Appearance dimension | Display mode | LCD | LCD |
Panel size(mm) | 72×72 | 96×96 |
Product Paramenters
Working environment | ||
Working temperature | -10°C -- 55°C | |
Storage temperature | -25°C -- 70°C | |
Relative humidity | ≤95% RH, no condensation | |
Working altitude | ≤2500m | |
Anti-pollution level | Non-corrosive gas | |
Protection degree | Front case IP54, rear case IP20. | |
Insulation | Between signal, power supply, output terminal to case resistance >100MΩ | |
Withstand voltage | Input and power supply ≥ 2kV, input and output ≥ 2kV, power supply and output ≥ 2kV | |
Display | ||
Display method | LCD | |
Working power supply | ||
Rated range | AC/DC(80~270)V | |
Power consumption | ≤5VA | |
Withstand voltage | ≥2kV | |
Voltage input | ||
Range | 3×230/400V | |
Resolution | 0.1 V | |
Impedance | ≥1.7 MΩ/ per phase | |
Power consumption | ≤0.1 VA / per phase | |
Overload | Continuous:1.2Vn Instantaneous:2Vn/1min | |
Frequency | 45 Hz-65 Hz | |
Current input | ||
Range | 3×5A/1A | |
Resolution | 1mA | |
Impedance | ≤20mΩ/ per phase | |
Power consumption | ≤0.2 VA/ per phase | |
Overload | Continuous:1.2Vn Instantaneous:10In/5s | |
Energy pulse output | ||
Pulse width | 80ms±20% | |
Max. terminal voltage | 35V | |
Max. terminal current | 10mA | |
Pulse frequency | ≤10Hz | |
Output object | Import active energy, import reactive energy | |
Communication interface | ||
Physical interface | RS-485 | |
Communication speed | Up to 9.6 kbps | |
Communication protocol | Modbus-RTU | |
Isolation voltage | 2000 VAC (1 min) | |
Recommend Products
Production Process
SMT
AOI Test
Plug-In Mounting
Wave Soldering
Assembling
Inspection
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory located in Jiangyin Jiangsu Province.
Q: Does your company provide customized manufacturing?
A: We provide OEM/ODM service to our customers. Our experienced R&D team will give our customer solution in a high efficiency way.
Q: How long is your delivery time?
A: 3-5 working days for the items were in stock, 15-21days for the items out of stock.
Q: Do you provide samples ? Is it free or extra ?
A: You need to pay for the sample and cover the freight as well.
Q: What is your terms of payment ?
A: Order amount less than $3000, 100% paid before shipment, order amount more than $3000,30% as deposit, 70% before shipment, or
by negotiated for the both parties.
A: We are factory located in Jiangyin Jiangsu Province.
Q: Does your company provide customized manufacturing?
A: We provide OEM/ODM service to our customers. Our experienced R&D team will give our customer solution in a high efficiency way.
Q: How long is your delivery time?
A: 3-5 working days for the items were in stock, 15-21days for the items out of stock.
Q: Do you provide samples ? Is it free or extra ?
A: You need to pay for the sample and cover the freight as well.
Q: What is your terms of payment ?
A: Order amount less than $3000, 100% paid before shipment, order amount more than $3000,30% as deposit, 70% before shipment, or
by negotiated for the both parties.