Extraction of Precious Metals from Sulfide Minerals Autoclave Leaching
Breaking down minerals and subsequent release of precious metal with Measurement Instrumentation in leaching
Utilizing temperature and pressure for optimal metal recovery
Autoclave leaching is an essential process in the mining industry for the extraction of valuable metals, such as gold and silver, from refractory ores. This process involves subjecting the ore slurries to high temperatures and pressures within an autoclave vessel, allowing for the breakdown of sulfide minerals and subsequent release of precious metals. However, operators at mining facilities often face numerous challenges during this process of autoclave leaching. These challenges include the management of complex feed materials, issues with temperature and pressure control, corrosion and erosion of equipment, and the need for accurate monitoring of parameters to optimize metal recovery. By leveraging Emerson's measurement instrumentation, mining operators can efficiently manage autoclave leaching processes, optimize precious metal extraction, and ensure the durability and sustainability of their operations.
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Product Solutions
With the Rosemount 2088 Gage and Absolute Pressure Transmitter, you can keep on schedule with a quick and easy-to-install solution. This transmitter features a Local Operator Interface (LOI) that has easy-to-use menus and built-in configuration buttons, so you can commission the device on the spot without complicated tools. This pressure transmitter is also available with manifolds and remote seals.
- Local Operator Interface (LOI) features straightforward menus and built-in configuration buttons for ease-of-use
- Factory-assembled and leak-checked integral manifold and remote seal solutions deliver a quick start-up
- Available protocols include 4-20 mA HART and 1-5 Vdc HART Low Power for application flexibility
Warranty
Up to 5-year limited warranty
Rangedown
Up to 50:1
Communication Protocol
4-20 mA HART®, 1-5 V Low Power HART®
The Rosemount 2120 Level Switch provides easy to install, reliable level detection and control. 3 rdparty IEC61508 (SIL2) safety and hygienic certification with choice of outputs makes it suitable for a wide range of applications. It has no moving parts, needs no calibration and is virtually unaffected by process conditions. Adjustable switching delay prevents false switching in turbulent applications. Understand what is going on with your process- the visible heartbeat LED provides device status and health, and magnetic test point provides an easy-to-use functional test.
- Magnetic test point makes testing of the Rosemount 2120 easy
- Can be operated using the sun or battery as a power source with the 12Vdc option
- Fast drip fork design gives a quicker response time, especially with viscous liquids
Communication Protocol
Direct Load, PLC/PNP, Relay, 8/16 mA, NAMUR
Process Media Density
Minimum 37.5 lb/ft3 (600 kg/m3)
Viscosity
0.2 to 10000 cP (centiPoise)
The Rosemount 1208 Series provides accurate and reliable level measurement and open channel flow calculations. The radar level transmitter has been designed to solve challenges in water and wastewater-, utilities- and basic chemical applications. The Rosemount 1208 uses continuous non-contacting radar technology in a compact PVDF housing with drinking water and food grade approvals. Its encapsulated design withstands outdoor conditions, is fully submersible and is suitable for hazardous location installations. The Rosemount 1208 Series communicates via Bluetooth® wireless technology, 4-20 mA HART™ or IO-link and has a broad range of mounting accessories, making it easily integrate into both new as well as existing systems.
- With Smart Echo Supervision™ technology, Rosemount Non-Contacting Radars automatically track all echoes, including those from obstructions in the vessel, and distinguish them from the real product surface echo. This ensures the true product level is reliably and accurately reported.
- Compact and robust design to withstand harsh environments, designed for outdoor conditions, submersion and hazardous location installations
- Simple configuration over your tablet/mobile device via Bluetooth® wireless technology
Communication Protocol
Bluetooth® wireless technology, 2-wire 4-20 mA HART or 3-wire 4-20 mA, IO-Link, Switch
Interoperability
Process connections and accessories sold separately. See Product Data Sheet for complete list of brackets, flanges, IO-Link accessories, etc.
Measurement Range
49.2 ft. (15m)
Rosemount 8705 Flanged Magnetic Flow Meter Sensors provide long-lasting, reliable performance in even the most challenging applications. An all-welded construction provides a hermetic seal that protects against moisture and other contaminants. The sealed housing ensures maximum sensor reliability by protecting all internal components and wiring from even the most aggressive environments. A removable and replaceable terminal block enables easy repair in the field without the need to replace the entire meter.
- For maximum protection, a fully welded sensor housing provides a hermetic seal
- Avoid process shutdown with a removable and replaceable terminal block that enables repairs in the field
- Capture any potential process fluid leakage with optional secondary containment compartments to surround electrodes
Accuracy
Up to 0.15% of volumetric flow rate accuracy over 13:1 flow turndowns, 0.25% over 40:1 flow turndown
Line Sizes
½-36 inch (15-900 mm)
Liner Materials
PTFE, ETFE, PFA, Polyurethane, Neoprene, Linatex Natural Rubber
The 8782 Slurry Transmitter is ideal for high noise applications where the highest levels of performance are required. Incorporating our latest in advanced signal processing, the 8782 is able to stabilize an otherwise noisy process flow signal without having to compromise on responsiveness. Advanced signal processing and real-time diagnostics deliver measurement confidence and the ability to automatically control the loop leading to: improved product quality, a reduction in raw material cost, minimizing waste and re-work required, and more peace of mind.
- Optimize customizable signal processing settings in noisy applications with high process noise diagnostic and selectable coil drive frequency options
- Selectable levels of advanced signal processing allows for the elimination of signal spikes and noise while maintaining responsiveness
- Increase uptime with Smart Meter Verification which monitors meter health and performance without stopping the process signal
Reference Accuracy
±0.25% with optional ±0.15% high accuracy
Consult Product Data Sheet for full accuracy specifications
Consult Product Data Sheet for full accuracy specifications
Diagnostics
Standard: Grounding and wiring fault, tunable empty pipe, electrode saturation, reverse flow detection and general electronics and meter circuit diagnostics
Optional: Process diagnostics with coated electrode detection and high process noise detection
Optional: Smart Meter Verification Professional
Optional: Process diagnostics with coated electrode detection and high process noise detection
Optional: Smart Meter Verification Professional
Power Supply
AC: 90 to 250V AC, 50-60Hz
DC: 12 to 42V DC
DC: 12 to 42V DC
