The High Temperature Furnace Camera system from Luming is an industrial CCTV solution specifically engineered for monitoring inside high-temperature combustion environments such as cement rotary kilns and industrial furnaces. This furnace camera system features a robust multi-layer cooling housing with air-cooled and water-cooled protection, allowing reliable operation in ambient temperatures up to 1700°C. As a comprehensive kiln monitoring system, it provides real-time, high-definition video of flame shape, stability, and color directly to the control room. This high temperature industrial cameras solution enables operators to optimize combustion efficiency, enhance process safety, and perform crucial inspections remotely, making it an essential tool for kiln head flame monitoring applications.

The High Temperature Furnace Camera System is an advanced furnace monitoring system specifically engineered for monitoring inside high-temperature combustion environments like kilns and furnaces. Its core feature is a robust, multi-layer cooling housing (air or water-cooled) that protects the kiln camera, allowing it to operate reliably in ambient temperatures exceeding 1300°C. It provides real-time, high-definition video of flame shape, stability, and color directly to the control room. This furnace camera enables operators to optimize combustion efficiency, enhance process safety, perform crucial furnace imaging, and execute remote inspections as a comprehensive furnace vision system.
Model: LM-NZ500
Automatic In-Furnace Operation – Suitable for all types of high temperature kilns and furnaces requiring reliable high temperature camera for furnace deployment.
Wide Wall Thickness Compatibility – Designed for furnace walls up to 500mm thick, accommodating various kiln configurations.
Stainless Steel Probe Cover – Provides excellent corrosion resistance for long-term durability in harsh industrial environments.
Spiral Air Curtain Design – Prevents dust accumulation on the lens, ensuring consistent image clarity for critical kiln head flame monitoring and high-temperature process monitoring applications.
Air-Water Cooling Protection – When engineers compare camera cooling system options, our dual cooling technology enables the furnace camera system to operate normally under extreme conditions, withstanding kiln temperatures up to 1700°C.
Sapphire Heat-Resistant Lens – Delivers superior optical clarity and durability at high temperatures, essential for reliable heat resistant camera for furnace performance.
Auto Retract Function – Addressing the common question of what is a camera retraction system, the probe hood automatically enters and exits based on operational requirements or fault conditions to prevent melting.
Heat-Resistant Cylinder – Ensures high reliability and consistent performance for continuous industrial camera operation.
Comprehensive Safety Protection – In case of cooling water, compressed air, or power supply failure, the probe automatically withdraws to protect the kiln monitoring system. The system can be controlled from the central control room or via field devices.
PLC & DCS Integration – PLC program control with DCS software integration allows remote control of camera menu, aperture, and system functions.
High Temperature Pinhole Lens – Front-end features a 500mm high temperature optical pinhole lens for clear furnace imaging of flame conditions and internal kiln operations.
Optical Zoom Camera – 27x optical zoom (3.6-78mm) integrated camera provides flexible viewing capabilities for precise flame detection and analysis.
Probe will exit when the following situation:
1. Temperature of the hood rises above 50°C (specified levels).
2. Compressed air input air pressure below 0.3MPa.
3. Probe hood cooling water input flow is less than 0.2M³/h.
4. Probe will exit when the power is cut off.
5. Probe will exit when the control room or control device of project site send out exit signal.
6. Alarm signal can be connected to the DCS.
Technical parameters | 1. Resolution: 1920*1080 |
Compressed air | 1. Total intake pipe: G1/2" |
Cooling water | 1. Total intake pipe: G3/4" |
Working Temperature | 1. Automatically exit device: -20°C~100°C |
Dimension | 1. Automatically exit device: 1350*400*300mm |
Technological Advantages of Our Kiln Head Flame Monitoring System
Advanced Dual Cooling Technology: Our high-temperature furnace camera combines air and water cooling to ensure reliable operation in kiln environments up to 1700°C. This robust thermal management system makes it the ideal solution for cement plants and heavy industrial furnace applications where standard industrial cameras would fail.
Intelligent Auto-Retract Safety Protection: As a comprehensive furnace camera systems solution, it features a fail-safe mechanism that automatically withdraws the probe upon detection of cooling failure, power loss, or abnormal temperatures. This protects valuable equipment from damage and prevents costly downtime.
High-Definition Optical Performance: Featuring 1080P resolution and 27x optical zoom, this furnace monitoring camera delivers crystal-clear, detailed images of flame shape, stability, and color. This precision is essential for optimizing combustion efficiency and controlling the burning process.
Seamless PLC & DCS Integration: Designed for modern industrial automation, our rotary kiln monitoring system integrates effortlessly with existing control systems. It enables remote operation, centralized monitoring, and data logging via PLC programs and DCS software.
Sapphire Lens & Spiral Air Curtain: Advanced optical components, including a sapphire heat-resistant lens, combined with our unique spiral air curtain technology, prevent dust accumulation. This ensures consistent image clarity and minimizes maintenance for continuous heat proof camera operation.
Our high-temperature flame monitoring solutions support critical industrial applications where precise visual access and safety are essential.
Cement Industry: As a premier rotary kiln monitoring system, our solution provides operators with continuous visual access to the flame shape, color, and stability inside the kiln. This helps optimize fuel consumption, detect abnormal combustion conditions early, and extend the life of the refractory lining.
Steel Manufacturing: Our steel mill furnace camera and steel reheat furnace camera solutions are engineered to monitor reheating furnaces and soaking pits. They enable precise steel plant imaging systems to monitor burner flame patterns, ensuring high-quality steel production and energy efficiency.
Glass Production: In glass plant furnace camera and glass melting furnace camera applications, high-temperature furnace cameras deliver clear visibility of melting conditions and burner performance, allowing for real-time adjustments to maintain product quality.
Other Industries: Our systems are also widely used as a lime kiln camera system, bark boiler camera, incinerator camera systems, and burner camera—wherever reliable furnace camera systems are required to monitor extreme heat and combustion processes.
Q: What makes this model stand out among top rated furnace camera systems?
A: Its combination of a sapphire heat-resistant lens, spiral air curtain, and dual air-water cooling ensures uninterrupted furnace monitoring even in 1700°C environments, outperforming standard industrial CCTV.
Q: Is this an infrared furnace camera?
A: The LM-NZ500 is primarily a high-definition visible light furnace monitoring camera designed for flame shape and color analysis. For thermal mapping and temperature measurement, we offer separate infrared furnace camera and kiln shell scanner solutions.
User manuals, video tutorials, and on-site training (upon request)




Whatsapp: +86-15312392280
E-mail: hedy@lmgd-cctv.com
ADD: Building #1, Liandong U Valley, No.900 Chenfeng Road, Jintan Economic and Development Zone, Changzhou City, Jiangsu Province