Read These Specs Before Choosing Liquid Level Inspection

2026/08/08 10:02

When comparing inline inspection equipment, the technical specification sheet is more than just a list of numbers; it truly defines whether a Liquid Level Inspection Machine can fit your conveyor, handle your specific container range, and reject non-conforming products without disrupting your production flow. The MT-HFX-06 Liquid Level Inspection Machine from Jinan Maotong Inspection is specifically engineered for real-time liquid level detection and online rejection across a wide array of common container materials, including aluminum, tinplate, PE, PET, PP, ceramics, and glass.

High-frequency ray liquid level inspection equipment system


Project Overview: The MT-HFX-06 Liquid Level Inspection Machine

Our MT-HFX-06 Liquid Level Inspection Machine is a dedicated system for precise liquid level detection, designed to automatically identify and reject products that fall outside specified fill-level standards directly on the production line. This high-performance model boasts a maximum output capacity of up to 72,000 bottles or cans per hour, making it suitable for fast-paced industrial environments. It handles a diverse range of container types, including aluminum, tinplate, PE/PET/PP plastics, ceramics, and glass. The system is engineered to accommodate product volumes from 200 ml to 2000 ml, with container diameters ranging from 30 mm to 90 mm and heights from 50 mm to 200 mm.

Core Technical Specifications Buyers Should Check

Understanding the detailed specifications of a Liquid Level Inspection Machine is crucial for seamless integration into existing production lines. Our MT-HFX-06 model is designed with versatility and precision in mind. The listed applicable container diameter range is 20 mm to 120 mm, with the final configuration always depending on the specific material density and container size of your products.

ItemSpecification
Conveyor speed≤1.6 m/s
Container diameter range20 mm–120 mm, configuration based on density and size
Dynamic resolution±1.5 mm, may be influenced by foam or liquid turbulence
Static resolution±1.0 mm
Rejection accuracy≥99.99% at 400 containers/min
Operating temperature0°C–40°C
Relative humidity≤95% at 40°C
Power supply220V ±20V, 50Hz

These numbers are critical because a Liquid Level Inspection Machine must be perfectly matched to both the line speed and the physical behavior of the product. Factors like foam, shaking, or turbulence can influence dynamic inspection accuracy. Therefore, commissioning should consider actual filling conditions rather than relying solely on static samples to ensure optimal performance.

Key Features of the MT-HFX-06 Liquid Level Inspection Machine

Our Liquid Level Inspection Machine integrates advanced technology to deliver reliable and efficient quality control:

Dynamic Speed Adaptation: The system automatically adjusts to varying production line speeds, enabling continuous, dynamic inspection without manual intervention.
Safe X-ray Technology: Employing a soft ray design, our machine operates without radioisotope sources, ensuring safe and reliable ray protection for personnel and products.
High Processing Speed: With optimized hardware circuit design and self-developed inspection software, the system achieves rapid processing speeds, reaching up to 72,000 BPH in its high-performance configuration.
Non-Contact Inspection: This technology ensures product inspection without any physical contact, preventing damage to containers.
Robust and Stable Design: Housed in stainless steel with a sealed structure, the machine offers resistance to moisture, condensation, and water droplets, making it suitable for demanding industrial environments. Independent inspection and control cabinets minimize electromagnetic interference, further enhancing operational stability.
Energy Efficiency & Reliability: The system features automatic X-ray shutoff when idle, conserving energy and enhancing safety. Its combination of hardware circuitry and an embedded operating system guarantees long-term stability and dependable performance.
Integrated Alarms & Rejection: Equipped with audible and visual alarms, the machine automatically rejects defective containers, ensuring only compliant products proceed down the line.

How the Inspection Principle Supports Inline Rejection

The MT-HFX-06 Liquid Level Inspection Machine operates on the principle of X-ray penetration technology. Containers with different liquid levels produce distinct projection patterns at the receiving sensor. These patterns are then translated into varying signal values. The system compares these signals against user-defined standards, automatically flagging and rejecting any products that fall outside the accepted range. This non-contact approach allows the Liquid Level Inspection Machine to inspect products online efficiently and without causing any damage to the containers.

Encoder-based counting is a critical feature that helps maintain rejection accuracy, even when the production line experiences stops or changes in speed. Furthermore, the equipment includes integrated visual and audible alarms, automatic rejection of defective containers, and an automatic X-ray shutoff feature when the machine is idle. For high-speed packaging environments, these specifics are vital because accurate detection is only truly useful when the correct container is removed at precisely the right moment.

Installation and Environmental Conditions for Optimal Performance

Proper installation and environmental compliance are paramount for the optimal functioning of a Liquid Level Inspection Machine. Our MT-HFX-06 is typically installed downstream of the filling machine, either before or after the inkjet printer. Installation requires the production line to provide a straight, single-row conveyor section of at least 2 meters in length.

A guardrail opening of ≤15 cm should be prepared within this straight conveyor section to serve as the reject outlet, and we recommend installing a rigid collection box for rejected containers at this point. The system itself comprises an inspection unit, a rejection unit, a power distribution cabinet, an HMI (Human-Machine Interface), electronic systems, and mechanical structures. Its robust stainless steel housing and sealed design ensure reliable operation in environments where fog, condensation, or water droplets may be present, all within the stated operating limits.

Environmental Requirements

Altitude Range: Suitable for operation at 5–3000 meters above sea level.
Ambient Temperature: Optimal operating range is 5°C–40°C.
Relative Humidity: Recommended range is 50%–65% RH.
Factory Site: Floor flatness, load-bearing capacity, and other infrastructure parameters must comply with national standards to ensure stable equipment operation.
Storage Conditions: After delivery, equipment and components should be stored in accordance with relevant national standards, with appropriate lubrication and maintenance to prevent damage.

Production Requirements

Power Supply: 220V, 50Hz, single-phase (to be provided by the customer). Any special voltage requirements must be communicated in advance, as they might affect equipment specifications, delivery schedules, and pricing.
Total Power Consumption: Approximately 1.0 kW.
Control Voltage: 24VDC.
Compressed Air: Pressure range 4–12 Pa. The customer is responsible for providing the pipeline connection from the main air source to the equipment.

Practical Selection Guidance: Ensuring a Perfect Fit

To effectively evaluate a Liquid Level Inspection Machine, buyers should start by asking three key questions: Is your conveyor speed within the ≤1.6 m/s limit? Are your container dimensions and material suitable for the selected configuration? And can your facility provide the required power, compressed air connection, sufficient straight conveyor space, and a designated reject collection area?

For production teams handling cans, PET bottles, PE bottles, glass, ceramics, or similar containers, inline liquid level detection can make identifying fill-level deviations significantly easier before products move downstream. The MT-HFX-06 Liquid Level Inspection Machine offers high-end configurations capable of processing up to 72,000 bottles or cans per hour, while maintaining a rejection accuracy of ≥99.99% at 400 containers per minute, ensuring both speed and precision in your quality control processes.

FAQs

What is the main purpose of the Liquid Level Inspection Machine?

It detects product liquid levels in real time and automatically rejects containers that do not meet the set standard, ensuring consistent product quality.

Which container materials are supported?

The stated applicable materials include aluminum, tinplate, PE, PET, PP, ceramics, and glass, making it a versatile solution for various packaging lines.

Where is the machine usually installed?

It is typically placed after the filling machine, either before or after the inkjet printer, to seamlessly integrate into existing production lines.

What can affect dynamic resolution?

Factors such as foam, shaking, or liquid turbulence within the containers may influence the stated dynamic resolution of ±1.5 mm, requiring careful calibration during commissioning.

What site conditions should be prepared before installation?

A straight single-row conveyor section of at least 2 meters, a suitable power supply, a compressed air connection, sufficient space for the reject outlet, and a rigid collection box for rejected products are all recommended preparations.

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