Home > Products > Panel mounted power meter > LNF56 RTM measurement digital LCD panel mounted m-bus energy meter
LNF56 RTM measurement digital LCD panel mounted m-bus energy meter
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Product Description
Product Description
LNF56 energy pulse 96*96*34mm Digital LCD panel AC m-bus energy 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 | |||
U/I/P/Q/S/PF/F | - | - | ||
Demand | - | - | ||
Bi-directional energy | - | - | ||
Four-quadrant reactive energy | - | - | ||
Sequence component and phase position of voltage and current | - | - | ||
Voltage and current unbalance | - | - | ||
Input and output | - | - | ||
RS485 communication interface | - | - | ||
Display mode | LCD | LCD | ||
Panel size(mm) | 72×72 | 96×96 | ||
Technical parameters
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) | |||||
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Monitoring Solution
LNF56 smart energy meter can be used as single unit but also multi-devices running which control by an advanced monitoring software SFERE3000. SFERE3000 is a comunication management software which collect the data from the meters and upload them to the PC or Mobile phone tansmitted by the concentrator. It provides high performance of quality management such as power monitoring, error alam and long-range control to the factory, residencial area and commercial building etc. SFERE3000 is a patent product which developed by Jiangsu Sfere Electric Co., Ltd and the company owns the intellectrual property of it.
Production Process
SMT
AOI Test
Plug-In Mounting
Wave Soldering
Assembling
Inspection
Packing & Delivery
1. Bubble film packaging
2. Suitable boxes packaging
3. Carton packaging
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory located in Jiangyin City, Jiangsu province.
Q: How long is your delivery time?
A: Order amount less than $3000, or a single model less than 500pcs, delivery time is 7-10working days after confirmation.
Q: Do you provide samples ? is it free or extra ?
A: Free sample is available, freight collect.
Q: What is your terms of payment ?
A: Payment<=3000USD,we prefer the transaction via Alibaba Trade Assurance, 100% before delivery, order amount more than 3000USD, 30% T/T in advance ,balance before shippment.
Contact Us
- Jiangsu Sfere Electric Co., Ltd.
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