The MB21 module serves as a multi-functional processing and communication module in the ABB Contronic E system, often used in turbine control, power plants, and complex manufacturing systems. It acts as an interface between field-level I/O signals and higher-level control functions. Designed to handle both digital and analog data, it facilitates safe and accurate transmission and processing of control commands.
This module is known for its stability, long service life, and compatibility with legacy H&B systems, making it a preferred choice for customers seeking reliability and minimal downtime in mission-critical applications.
Phone Number
+8618030175807

Technical Specifications
| Model: | ABB MB21 H&B Contronic Module |
| System Compatibility: | ABB Contronic E |
| Communication Protocol: | Proprietary ABB fieldbus and serial protocols |
| Mounting: | Rack-based installation |
| Power Supply: | 24V DC |
| Temperature Range: | 0°C to +60°C (operating), -25°C to +85°C (storage) |
| Indicators: | LED indicators for power, fault, communication status |
| Enclosure: | Industrial-grade housing with EMI shielding |
Key Features

- Reliable Signal Processing: Supports accurate processing of analog and digital input/output signals for real-time system performance.
- Field-Proven Durability: Engineered for 24/7 operation in demanding industrial environments such as power generation and chemical processing plants.
- Modular Integration: Easily integrates into ABB's Contronic E systems, offering modularity for flexible configuration.
- Legacy System Compatibility: Fully compatible with earlier H&B Contronic modules, enabling cost-effective system upgrades.
- Diagnostic Functions: Includes built-in diagnostics and status LEDs for fault detection and maintenance efficiency.
- Redundant System Capability: Can be deployed in redundant architectures to increase system availability.
- Long Product Lifecycle: Designed to support long-term installations, reducing lifecycle costs and maintenance demands.
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Inventory Stock
| ICS TRIPLEX | T3310 | AB | 1394C-AM07 |
| ICS TRIPLEX | T3419 | AB | 1394C-AM75-IH |
| ICS TRIPLEX | T8151C | AB | 1394C-SJT10-T-RL |
| ICS TRIPLEX | T8310C | AB | 1394-SR9A |
| ICS TRIPLEX | T8311C | AB | 1395-A65N-C1-PZ |
| ABB | DSTA131 57120001-CV | EMERSON | KJ3221X1-BA1 12P2531X102 VE4035S2B1 |
| ABB | DSTA170 57120001-FC | EMERSON | KJ3221X1-BA1 12P2531X112 VE4003S2B2 |
| ABB | DSTA171 3BSE018311R1 | EMERSON | KJ3221X1-BA1 12P2531X122 VE4005S2B1 |
| ABB | DSTA180 57120001-ET/2 | EMERSON | KJ3221X1-BA1 12P2531X122 VE4003S2B2 |
| ABB | DSTC120 57520001-A | EMERSON | KJ3221X1-BA1 12P2531X122 VE4003S2B2 |
| FISHER | CL6721X1-A3 41B5215X122 | HONEYWELL | 8C-PAON01 51454357-175 |
| FISHER | CL6721X1-A4 41B5215X132 | HONEYWELL | 8C-PAON01 51454357-175 |
| FISHER | CL6721X1-A4 12P1824X012 | HONEYWELL | 8C-PAONA1 51454469-175 |
| FISHER | CL6721X1-A4 41B5215X132 | HONEYWELL | 8C-PDIL51 51454359-175 |
| FISHER | CL6821X1-A5 41B5222X422 | HONEYWELL | 8C-PDIL51 51454359-175 |
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