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Siemens 7MH7144-1AA2 Level Transmitter | Radar, 80GHz, 10m Range Specs
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Product Details:
Payment & Shipping Terms:
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Detailed Product Description
| Sensing Range: | 20 Mm ... 2000 Mm (adjustable) | Housing Material: | Plastic (PBT) |
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| Connection Type: | M12 4-pin Plug | Protection Rating: | IP67 |
| Operating Temperature: | -25 °C ... +55 °C | Approvals / Standards: | CE, RoHS |
| Highlight: | Siemens 7MH7144-1AA2 radar level transmitter,80GHz radar level sensor,10m range level transmitter |
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Siemens 7MH7144-1AA2 Level Transmitter | Radar, 80GHz, 10m Range Specs
Siemens 7MH7144-1AA2 SITRANS LR560 radar level transmitter. 80GHz, 10m range, 4-20mA/HART, 2-wire. For liquids and solids.
Product: Siemens 7MH7144-1AA2 Radar Level Transmitter (SITRANS LR560)
The Siemens 7MH7144-1AA2 is a 80 GHz frequency-modulated continuous wave (FMCW) radar level transmitter from the SITRANS LR560 series. It is designed for highly accurate, non-contact continuous level measurement of liquids and solids, even in challenging conditions with dust, foam, or vapors.
Key Features
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80 GHz Frequency: Provides a focused beam for improved performance on small vessels, agitators, and in noisy environments.
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High Accuracy: Exceptional measurement accuracy, typically within ±2 mm.
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Two-Wire Technology: Simple 4-20 mA with HART 7 communication for easy integration.
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Robust Design: Suitable for a wide range of process temperatures and pressures.
Technical Specifications
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Order Number: 7MH7144-1AA2
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Product Family: SITRANS LR560
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Measuring Principle: 80 GHz FMCW Radar
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Measuring Range: Up to 10 meters (32.8 ft)
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Process Connection: Threaded G1½ A / 1½" NPT (specific to this variant)
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Antenna Type & Size: Cone antenna, 40 mm diameter
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Process Temperature: -40 to 200 °C (-40 to 392 °F)
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Process Pressure: -1 to 40 bar (-14.5 to 580 psi)
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Signal Output: 4-20 mA with HART
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Power Supply: 12 to 30 V DC (two-wire)
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Accuracy: Typically ≤ ±2 mm
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Display/Operation: Integrated four-line graphic display with pushbuttons
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Housing Protection: IP66 / IP67 / Type 4X
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Housing Material: Aluminum, epoxy-coated
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Safety Approvals: FM, FMc, ATEX, IECEx, SIL 2/3 capable
Typical Applications
This radar transmitter is ideal for continuous level measurement in:
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Chemical and pharmaceutical storage tanks
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Water and wastewater level control
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Food and beverage industry vessels
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Plastics and bulk solids silos
Important Note
The suffix 1AA2 defines the specific configuration, including the G1½ / 1½" NPT process connection. Always verify the exact antenna type, process seal material (e.g., FKM), and approvals for your application. Configuration is performed via the local display or SIMATIC PDM software.
Note: Specifications are for product identification and comparison. For detailed sizing, safety, and configuration data, consult the official Siemens SITRANS LR560 operating instructions and data sheet.
About ACH
Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.
Frequently Asked Questions
Are preferential prices available?
Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.
Are the Products Genuine OEM Units?
Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.
How will you arrange shipment?
We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.
What is the warranty of goods?
One-year Warranty.
How long is the logistics cycle of the product?
Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.
Contact Details
Achievers Automation Limited
Contact Person: sales2
Send your inquiry directly to us
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