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MillWatch/SiloWatch product details

MillWatch/SiloWatch product details

MillWatch/SiloWatch product details

Product catalog summary
Introduction
The document discusses the Millwatch and Silowatch systems designed for early fire detection in coal mills and silos by monitoring carbon monoxide (CO) levels. These systems are crucial for preventing fires and explosions in industrial settings where coal and biomass are stored and processed.

How It Works
The systems extract gas samples from mill outlets or silo headspaces to continuously monitor CO levels. Automatic calibration ensures accurate operation. CO is a sensitive indicator of early-stage combustion, providing faster detection than temperature measurements.

Features and Benefits
  • Detects early combustion signs to protect equipment and prevent downtime.
  • Designed for harsh environments in coal mills and silos.
  • Suitable for biomass storage, detecting CO from early combustion.
  • Standard outputs for integration with plant systems.
  • Detection limit of 2ppm, indicating potential issues.
  • Fast response time (T90 < 45 seconds).
  • Rugged design with abrasion protection for reliability.


Applications
Millwatch is suitable for horizontal and vertical mills, while Silowatch is used for coal and biomass storage in silos. Both systems help increase plant safety and reduce downtime by detecting CO emissions from early-stage combustion.

Optional Features
An optional sensor for oxygen (O2) measurement is available for inerted silos, enhancing monitoring capabilities.

Specifications
  • CO measurement range: 0-100 to 2000 ppm.
  • Resolution: 1 ppm / 1 mg/m3.
  • Optional O2 ranges: 0-5% to 0-25%.
  • Automatic 2-point calibration.
  • Environmental protection: IP65 / NEMA 4 enclosure.
  • Power supply: 100-120 V a.c. or 190-240 V a.c., 50-60 Hz.


Additional Products
The document also mentions other fire prevention products like HotSpotIR for continuous process monitoring and thermal imaging systems for coal pile fire monitoring.

Conclusion
AMETEK Land provides comprehensive solutions for non-contact temperature measurement and combustion monitoring, enhancing safety and efficiency in various industrial applications.
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Catalog excerpts

MillWatch/SiloWatch product details-1

MILLWATCH/ SILOWATCH EARLY FIRE DETECTION IN MILLS AND SILOS i CO and O2 Measurements for Coal and Biomass QUALITY CUSTOMER SOLUTIONS

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MillWatch/SiloWatch product details-2

MILLWATCH/ SILOWATCH AMETEK LAND HAS BEEN MANUFACTURING PRECISION MEASURING EQUIPMENT SINCE 1947. We are specialists in non-contact temperature measurement and combustion monitoring with applications across diverse industries such as steel and glass making, power generation and cement manufacture. As part of AMETEK Process & Analytical Instruments Division since 2006, our customers benefit from the worldwide AMETEK sales and service team. DETECT RAPID BUILD-UP OF CARBON MONOXIDE INSIDE MILLS AND SILOS Millwatch and Silowatch continuously monitor the atmosphere and respond quickly to any significant...

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MillWatch/SiloWatch product details-3

SPECIFICATION & DESIGN MILLWATCH AND SILOWATCH FIRE DETECTOR Millwatch is suitable for monitoring on both horizontal and vertical mills, typically at the classifier outlet. Silowatch is used to monitor coal stored in silos and pulverized fuel bins. The detector monitors the carbon monoxide concentrations inside the mill, silo or bunker. A rapid rise in the concentration indicates combustion is underway, so preventative action can be taken before a fire starts or an explosion occurs. In this way, Millwatch and Silowatch can increase plant safety and reduce downtime. BIOMASS APPLICATIONS Silowatch...

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MillWatch/SiloWatch product details-4

SPECIFICATIONS Measurement Range CO Measurement Ranges: Calibration Calibration Method: Automatic 2-point calibration span and zero User Interface Type: LCD with backlight 4 x 20 character, 8 access keys Outputs/Inputs Analog Output: 4 to 20 mA isolated current loop for each CO & O2 measurement Relay Outputs: 2 x Level Alarms; System OK; Calibration/Maintenance Relay Rating: Isolated changeover (Type C) 1 A @ 240 V a.c. or 5 A @ 240 V d.c. Environmental System Enclosure: Painted steel, sealed IP65 / NEMA 4 Ambient Temperature: 0 to 45 oC / 32 to 113 oF standard; to -20 oC / -4 oF with optional...

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