Yokogawa AAI135-H50 Analog Input Module Fast shipping
Yokogawa AAI135-H50 analog input module
Yokogawa AAI135-H50 is an 8-channel isolated analog input module designed for industrial process control and automation applications. It is part of Yokogawa’s CENTUM VP and ProSafe-RS distributed control systems (DCS and SIS) , ensuring high accuracy, stability, and system reliability in the oil and gas, power generation, chemical processing, water treatment, and manufacturing industries .
The module supports HART (Highway Addressable Remote Transducer) communication and has more advanced features than standard HART modules , providing more complete diagnostics, real-time status monitoring and remote device configuration . Its electrically isolated input ensures signal integrity, minimizes interference and prevents ground loop problems, which is critical for high-precision industrial applications .
The AAI135-H50 features a compact design, low power consumption, and high durability , making it suitable for harsh industrial environments and providing reliable performance even under extreme temperature, humidity, and electrical noise conditions . The module’s self-diagnostic capabilities, LED status indicators, and compatibility with Yokogawa engineering tools make it a top choice for new automation projects and upgrades to existing systems .
Technical specifications
| Specification | detail |
|---|---|
| model | AAI135-H50 |
| Dimensions (H x W x D) | 107.5 × 32.8 × 130 mm |
| weight | 0.3 kg |
| Input signal range | 4 to 20mA |
| Number of channels | 8 |
| Channel Isolation | Yes, each channel is electrically isolated |
| Communication Protocol | HART (Highway Addressable Remote Transducer), Enhanced HART functionality |
| solve | 16 bit |
| Explosion-proof | With specific suffix code |
| Operating temperature range | -20°C to +70°C |
| Storage temperature range | -40°C to +85°C |
| Humidity range | 5% to 95% RH (non-condensing) |
| Supply voltage | 24V DC |
| Power consumption | About 3W |
| Input Impedance | 250 Ω |
| accuracy | ±0.1% of range |
| Install | Rack Mount (for Yokogawa control systems) |
| Certification | CE, UL, CSA, ATEX, IECEx |
| Self-diagnosis function | Built-in diagnostics for fault detection and loop integrity monitoring |
| LED indicators | Power and channel activity indicators |
| Software Configuration | Configurable via Yokogawa Engineering Tool |
| System compatibility | Compatible with Yokogawa’s CENTUM VP, ProSafe-RS, and STARDOM systems |
Key Features and Benefits
1. High precision and high reliability
With 16-bit resolution and ±0.1% accuracy , the AAI135-H50 accurately captures the smallest signal changes, enabling better process control and optimized performance in critical industrial applications .
2. Advanced HART communication function
Compared to standard HART input modules, the AAI135-H50 provides enhanced HART functionality including:
- Extended diagnostic capabilities to monitor loop health and signal deviations.
- Real-time data collection has faster response time.
- Remote device parameterization for efficient on-site instrument maintenance.
This enables better predictive maintenance, reduces downtime, and improves overall system efficiency .
3. Electrically isolated input to reduce noise
Each input channel is individually isolated , reducing electrical noise, eliminating ground loop interference, and ensuring consistent, reliable data acquisition in industrial environments with high electrical noise .
4. Strong and durable, suitable for harsh environments
The AAI135-H50 is designed to operate reliably in extreme conditions, including:
- The temperature range is -20°C to +70°C , ensuring stability in outdoor and industrial environments.
- With high humidity resistance (up to 95% RH non-condensing), it is suitable for areas susceptible to moisture.
- Explosion proof certification , suitable for hazardous locations such as refineries and chemical plants.
5. Low power consumption and high efficiency
The module consumes only 3W of power , which is very energy-efficient and is very suitable for large control systems that deploy multiple input modules.
6. Seamless integration with Yokogawa DCS and SIS systems
The AAI135-H50 is fully compatible with Yokogawa’s CENTUM VP, ProSafe-RS, and STARDOM systems , ensuring smooth data collection, process monitoring, and full system diagnostics .
7. Built-in self-diagnosis and LED indicator
Self-diagnostics continuously monitor module health to detect faults, signal fluctuations, and loop integrity issues . LED indicators provide quick visual feedback on power status and channel activity , helping operators identify and troubleshoot faults efficiently .
application
Yokogawa AAI135-H50 is widely used in various industrial process control applications , including:
- Oil & Gas – Monitor flow, pressure and temperature in upstream, midstream and downstream operations .
- Chemical Processing – Control reaction conditions by acquiring precise data on process variables .
- Power Generation – Acquire signals from turbines, boilers, and substation equipment to optimize plant performance.
- Water and Wastewater Treatment – Measure pH, conductivity and dissolved oxygen levels to ensure your plant is running efficiently.
- Pharmaceutical Industry – Ensuring precise environmental conditions during drug manufacturing .
- Food and Beverage – Regulating temperature, pressure and liquid levels in food production facilities .
Recommended related models
The following Yokogawa analog input modules are recommended for different industrial needs :
| model | describe |
|---|---|
| AAI135-H00 | 8-channel isolated analog input module with standard HART communication . |
| AAI135-H03 | 8-channel isolated analog input module with enhanced HART diagnostics . |
| AAI143-H00 | 16-channel non-isolated analog input module for cost-effective applications . |
| AAI141-H00 | 16-channel isolated analog input module for high density mounting . |
| AAI841-H00 | 8-channel isolated low power analog input module for low energy applications . |
| AAI835-H00 | 4-channel analog input + 4-channel analog output module to meet mixed I/O needs . |
| AAI543-H00 | 16-channel isolated analog input module with extended temperature range . |
| AAT145-H00 | 16-channel thermocouple/mV input module for temperature measurement applications . |
| Addendum AAR145-S00 | 8-channel isolated analog input module with safety system redundancy support . |
| AAB841-S00 | 8-channel isolated low-power input module optimized for low-voltage signal acquisition . |
Yokogawa AAI135-H50 is in stock. Please contact us for a quick quote and competitive price.
| Company Information | ||||||||
| sales@industrial88.com | ||||||||
| Mobile | +86 17350837383 | |||||||
| +86 17350837383 | ||||||||
| 17350837383 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether you\’re looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.
