Description
Product name : TEIP11-EX 18312-20211122 ABB Processor module
Product details:
The ABB TEIP11-EX (and related TEIP11 models) are robust and reliable electro-pneumatic signal converters designed to bridge the gap between electronic control systems and pneumatic actuators. The “EX” designation typically indicates features for use in hazardous (explosive) environments, with relevant certifications such as ATEX, FM/CSA, and GOST.
Product Details
The TEIP11-EX is an I/P (Current-to-Pressure) signal converter. This device converts a standard electrical current signal (e.g., 0-20 mA or 4-20 mA) into a proportional pneumatic pressure signal (e.g., 0.2-1 bar or 3-15 psi). It functions as a critical link in industrial automation, allowing control systems to precisely operate pneumatic valves and actuators.
Key Features:
- Signal Conversion: Transforms electrical control signals into pneumatic pressure.
- Hazardous Area Approvals: The “EX” version is specifically designed and certified for use in potentially explosive atmospheres (e.g., Ex d – flameproof enclosure, or intrinsically safe versions).
- Versatile Housing Options: Available in various designs for different installation needs:
- Control room housing (IP20) for rail or block mounting.
- Field housing (IP54 polyester, IP65 aluminum, or IP65 stainless steel) for direct installation in the process environment.
- Compact Design: Features relatively small dimensions, making it suitable for installations where space is limited.
- High Immunity: Demonstrates high resistance to shocks and vibrations, ensuring stable operation even in demanding industrial conditions (less than 1% effect for loads up to 10g).
Product Parameters
While specific ordering codes like “18312-20211122” denote a particular configuration, here are the general parameters for the TEIP11-EX series:
- Input Signal:
- 0-20 mA
- 4-20 mA
- Output Signal:
- 0.2-1 bar
- 3-15 psi
- Supply Air: Compressed air, typically adjusted to 1.4 bar (20 psi), but can range from 1.4 to 10 bar (20 to 150 psi) depending on the model and application.
- Ambient Temperature Range:
- Standard: -40 °C to 85 °C (-40 °F to 185 °F)
- Optional: -55 °C to 85 °C (-67 °F to 185 °F)
- For Ex d versions: -40 °C to 85 °C (-40 °F to 185 °F)
- Ingress Protection (IP) Rating:
- Control room housing: IP20
- Field housing (Polyester): IP54
- Field housing (Aluminum/Stainless Steel): IP65
- Vibration Resistance: Less than 1% effect at loads up to 10g.
- Electrical Connection: 2-pole screw terminal for 2.5 mm² (14 AWG) wires.
- Pneumatic Connection: ⅛ NPT or ¼ NPT threaded hole for supply air and output.
- Weight:
- Control room housing: Approx. 0.25 kg (0.55 lb)
- Aluminum field housing: Approx. 0.62 kg (1.37 lb)
- Stainless steel field housing: Approx. 1.20 kg (2.65 lb)
- Explosion Protection Certifications (for -EX models):
- ATEX (e.g., II 2G Ex d IIC T4/T5/T6 Gb, or intrinsically safe options)
- FM/CSA
- GOST
Product Advantages
- Reliable and Stable Operation: Designed for high immunity to shock and vibration, ensuring consistent performance in harsh industrial environments.
- Versatile Installation: Multiple housing options (control room, field, rail, slide-in) allow for flexible integration into various setups.
- Global Hazardous Area Approvals: The “EX” variants come with international certifications, making them suitable for use in explosive atmospheres worldwide, enhancing safety and compliance.
- Space-Saving Design: Its compact size is beneficial for applications with limited mounting space.
- Broad Temperature Range: Operates effectively across a wide range of ambient temperatures, increasing its adaptability.
- Cost-Effective (for certain applications): For small-volume air systems, the TEIP11 (without a built-in booster stage) can offer a lower-cost solution.
Precautions
When installing and operating the ABB TEIP11-EX, observe the following precautions:
- Read the Manual: Always consult the official ABB operating instructions and data sheets specific to your exact model (e.g., “18312-20211122”) before installation, commissioning, or maintenance.
- Explosion Protection: For “EX” versions, strictly adhere to all guidelines related to hazardous area installation. This includes:
- Ensuring proper grounding and wiring according to local and international electrical codes.
- Using appropriate certified cable glands and cables, especially for Ex d (flameproof) or intrinsically safe installations.
- Never exceeding the specified temperature limits (T-class) for the hazardous area classification.
- Do not operate intrinsically safe versions with a non-intrinsically safe power supply if they were previously operated with flameproof protection.
- Air Supply Quality: Ensure that the compressed air supply is clean, dry, and free of oil to prevent damage or malfunction of the pneumatic components. Filtered air is crucial.
- Temperature Considerations: If the converter is used at ambient temperatures above 60 °C or below -20 °C, ensure that cable entries and cables are rated for the corresponding operating temperature, plus an additional 10 K (for high temperatures) or at the minimum ambient temperature (for low temperatures).
- Mounting: Install the device securely using the appropriate mounting brackets for wall or pipe mounting to prevent movement or damage from vibration.
- Qualified Personnel: Installation, commissioning, and maintenance should only be performed by qualified and authorized personnel who are familiar with electrical and pneumatic systems, as well as hazardous area regulations.
- No Unauthorized Modifications: Do not attempt to modify the device or use it outside its specified parameters, as this can void warranties, lead to unsafe conditions, or cause malfunction.
Product Applications
The ABB TEIP11-EX I/P signal converter is widely used in various industrial applications where precise pneumatic control is required from an electronic control system, especially in hazardous environments. Common applications include:
- Process Control: Converting electrical signals from PLCs, DCSs, or controllers into pneumatic signals to operate control valves, dampers, and other pneumatic actuators in industries such as:
- Oil & Gas: For controlling valves on pipelines, wellheads, and processing units in explosive atmospheres.
- Chemical and Petrochemical: Managing flow, pressure, and temperature in reactors, distillation columns, and storage tanks.
- Pharmaceutical: Precise control in manufacturing processes where hazardous materials may be present.
- Power Generation: Operating pneumatic equipment in power plants.
- Valve Automation: Acting as a core component in valve automation packages, ensuring accurate positioning of pneumatic valve actuators.
- OEM Applications: Used by Original Equipment Manufacturers as an integral part of their systems, particularly when a robust, explosion-proof I/P converter is needed for their equipment.
- Pneumatic Actuator Control: Specifically designed for controlling small-volume air systems due to its lack of an integrated booster stage, making it suitable for applications that don’t require high air flow rates.

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Colour:new Warranty: 12 months
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