مقدمة المنتج
The Yokogawa AMM22 Multiplexer Module is a high-performance I/O module designed for integration within Yokogawa’s CENTUM and ProSafe-RS control systems. It functions as a signal multiplexer, enabling the connection من multiple analog inputs or temperature sensors—such as RTDs and thermocouples—to a single controller input, effectively expanding input capability while reducing the number من channels required.
Engineered for reliability and efficiency, the AMM22 منfers seamless data acquisition and conversion with high signal accuracy. It is typically used in industrial automation environments where monitoring a large number من sensor signals with reduced wiring and enhanced flexibility is essential.
The AMM22 is DIN rail mountable and includes built-in diagnostics and channel scanning capabilities. This module is a critical component in process industries such as oil & gas, petrochemical, power generation, and water treatment, ensuring precise process control and continuous plant monitoring.
مواصفات المنتج
| Parameter | Specification |
|---|---|
| الطراز Number | AMM22 |
| Function | Analog Multiplexer Module (Multipoint Input) |
| Input Type | RTD, Thermocouple, Voltage |
| Number من Channels | 16 differential analog inputs |
| Input Signal Range | -10 mV to +80 mV (thermocouple), 0-10 V, RTD types |
| Conversion Time | Approx. 500 ms/channel |
| Scan Interval | Configurable, typically 1 to 10 seconds |
| Accuracy | ±0.1% من full scale |
| Isolation | Channel-to-channel and input-to-output isolation |
| Mounting Method | DIN rail mounting |
| Power Supply | 24 VDC nominal (range: 20.4 to 28.8 VDC) |
| Power Consumption | Approx. 3.5 W |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Dimensions (H x W x D) | 45 × 97 × 103 mm |
| الوزن | 0.3 kg |
| Certifications | CE, RoHS, UL, CSA |
Product Applications
The Yokogawa AMM22 Multiplexer Module is ideally suited for industrial applications that require the acquisition and monitoring من multiple sensor signals with high accuracy. Common application areas include:
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Oil & Gas: Monitoring multiple thermocouples in refining or pipeline systems
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Chemical and Petrochemical Plants: Process temperature monitoring in distillation or reaction columns
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Power Plants: Tracking RTDs and thermocouples across multiple turbine points
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Water and Wastewater Treatment: Centralized temperature or voltage signal acquisition from remote sites
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Pharmaceuticals: High-resolution temperature monitoring in batch reactors
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Food and Beverage: Clean and accurate multi-point temperature control in processing lines
Product Advantages
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High-Density Input: Accommodates up to 16 analog input channels, reducing panel space and hardware costs.
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Flexible Input Types: Compatible with a wide range من sensor types, including RTDs and thermocouples.
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Superior Signal Accuracy: Delivers ±0.1% FS accuracy for precise monitoring and control.
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Modular Design: Simplifies system expansion and maintenance, with easy installation on DIN rails.
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Robust Isolation: Electrical isolation between channels ensures signal integrity and safety.
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Industrial Grade Build: Engineered for harsh environments with wide operating temperature support.
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Integrated Diagnostics: Allows for fast identification من channel faults or disconnected sensors.
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Energy Efficient: Consumes low power, helping to reduce operational costs.
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Reliable Communication: Seamlessly integrates with Yokogawa DCS systems like CENTUM VP.
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Long Product Lifecycle: الدعمed by Yokogawa’s strong long-term availability and service guarantees.
FAQ (الأسئلة الشائعة)
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Q: What types من sensors can the AMM22 support?
A: The AMM22 supports RTDs, thermocouples, and standard voltage input sensors. -
Q: Can the AMM22 be used in hazardous environments?
A: While the AMM22 itself is not intrinsically safe, it can be used in conjunction with safety barriers for hazardous area applications. -
Q: How does the AMM22 communicate with the control system?
A: It interfaces through Yokogawa’s I/O subsystem within the CENTUM VP or ProSafe-RS platforms. -
Q: Does the module require external power?
A: Yes, the module operates on 24 VDC, with a range من 20.4 to 28.8 VDC. -
Q: What is the maximum cable length for sensor inputs?
A: It depends on the sensor type, but typically thermocouple and RTD cables can run up to 100 meters with proper shielding. -
Q: How is the module mounted?
A: It is DIN rail mountable, simplifying installation in standard control panels. -
Q: Can the scan rate be configured?
A: Yes, scan intervals can be adjusted, typically between 1 to 10 seconds. -
Q: Is there built-in redundancy or failover?
A: While the AMM22 does not have built-in redundancy, it can be used within a redundant architecture من the DCS system. -
Q: What are the available certifications?
A: CE, RoHS, UL, and CSA certifications are standard. -
Q: How منten should the module be calibrated?
A: Yokogawa recommends annual calibration, but calibration intervals can vary based on application requirements.
Related الطرازs (Same Series or Function)
| الطراز | الوصف | Input Type | Channels | Mounting |
|---|---|---|---|---|
| AMM21 | Analog multiplexer module | Voltage, RTD | 8 channels | DIN Rail |
| AMM23 | Advanced multiplexer with diagnostics | RTD, Thermocouple | 32 channels | DIN Rail |
| ADV151 | Analog input module | Current, Voltage | 8 channels | Rack Mount |
| AMM12C | Compact multiplexer module | RTD | 16 channels | DIN Rail |
| ADM52 | Digital multiplexer | Digital Inputs | 16 channels | Rack Mount |
| AAI143 | Temperature input module (TC, RTD) | RTD, Thermocouple | 16 channels | Rack Mount |
Popular Yokogawa Modules
| الطراز | الوصف | الفئة | Mounting | Compatibility |
|---|---|---|---|---|
| AAI141 | Analog Input Module | Analog I/O | Rack Mount | CENTUM VP |
| ADV551 | High-Speed Analog Input Module | Fast I/O | Rack Mount | ProSafe-RS |
| AAI543-H50 | HART Compatible Analog Input Module | HART I/O | Rack Mount | FOUNDATION Fieldbus |
| AAI835-H00 | Multipoint Temperature Input Module | Temperature Input | Rack Mount | CENTUM CS3000 |
| AAI143-S00 | Thermocouple/RTD Input Module | Temperature Input | Rack Mount | CENTUM VP |
| AAR181 | Remote I/O Communication Module | Communication | Rack Mount | All Yokogawa Systems |
معلومات الشركة
E-mail: [email protected]
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