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- ABB
- RLM01
- Redundancy Link Module
- Switzerland
- 134 x 56 x 70 mm
- 0.33kg
- 3BDZ000398R1
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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ABB RLM01 3BDZ000398R1 Redundancy Link Module
Product Introduction
The ABB RLM01 3BDZ000398R1 is a redundancy link module designed to ensure continuous and reliable communication between redundant controllers in critical industrial automation systems. This module plays a crucial role in high-availability architectures by enabling seamless synchronization and failover between primary and backup controllers, minimizing system downtime.
RLM01 is compatible with ABB’s AC 800M controller family and supports real-time data exchange across redundant systems. Its compact design, robust construction, and efficient communication protocols ensure stability and reliability in demanding environments.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model Number | RLM01 3BDZ000398R1 |
| Dimensions | 134 × 56 × 70 mm |
| Weight | 0.33 kg |
| Function | Redundancy communication link |
| Compatible Controllers | AC 800M series |
| Communication Interface | Serial and Ethernet options |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –40 °C to +70 °C |
| Relative Humidity | 5%–95% non-condensing |
| Mounting | DIN rail / system rack |
| EMC Compliance | IEC 61000-6-2, IEC 61000-6-4 |
Product Applications
The ABB RLM01 module is used primarily in:
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Redundant Control Systems – Ensuring continuous operation in power plants, chemical processing, and manufacturing plants
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Critical Infrastructure Automation – Telecommunications, transportation, and water treatment plants requiring zero downtime
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Safety-Critical Systems – Emergency shutdown systems, fire & gas detection with fail-safe redundancy
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High-Availability Data Centers – Maintaining uninterrupted process control in server rooms and data centers
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Utility Networks – Electrical grid and substation automation with seamless controller backup
By providing failover communication, the RLM01 ensures that backup controllers take over instantly without interrupting system performance.
Product Advantages
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Reliable Redundancy: Enables robust failover communication between primary and secondary controllers.
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Compact and Lightweight: Small footprint of 134 × 56 × 70 mm and light weight (0.33 kg) for easy integration.
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Flexible Communication: Supports both serial and Ethernet interfaces to fit diverse system architectures.
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Industrial Grade: Designed to operate reliably under industrial temperature and humidity ranges.
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Easy Installation: DIN rail or rack mounting options simplify integration into existing control cabinets.
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EMC Compliance: Meets stringent electromagnetic compatibility standards for industrial environments.
Brand Information
ABB is a leading multinational corporation specializing in electrification and automation technologies. Known for quality, innovation, and global reach, ABB develops reliable and efficient industrial products that optimize productivity and safety. The RLM01 is part of ABB’s robust portfolio aimed at enhancing system availability and operational continuity.
Recommended Related Models in the Same Series
| Model | Description | Dimensions (mm) | Weight (kg) | Key Features |
|---|---|---|---|---|
| RLM02 | Advanced Redundancy Link Module | 140 × 60 × 75 | 0.35 | Enhanced throughput and diagnostics |
| RLM03 | Redundancy Link Module with Fiber Optics | 150 × 70 × 80 | 0.40 | Fiber optic communication support |
| RLM04 | Dual-Port Redundancy Link Module | 130 × 55 × 70 | 0.33 | Dual communication ports |
| RLM05 | Wireless Redundancy Link Module | 160 × 60 × 75 | 0.38 | Wireless backup link option |
| RLM06 | High-Speed Redundancy Link Module | 135 × 60 × 72 | 0.36 | Ultra-low latency communication |
Popular ABB Models from the Same Brand
| Model | Description | Dimensions (mm) | Weight (kg) | Key Features |
|---|---|---|---|---|
| PM861 | Main Processor Unit for AC 800M | 186 × 59 × 147 | 0.65 | High-performance CPU |
| CI854 | PROFIBUS Communication Interface | 122 × 20 × 130 | 0.30 | Industrial fieldbus integration |
| TU810 | Terminal Unit for I/O Modules | 210 × 35 × 120 | 0.55 | Versatile I/O connectivity |
| AI810 | Analog Input Module (8 Channels) | 186 × 59 × 147 | 0.50 | High accuracy analog acquisition |
| DO810 | Digital Output Module (16 Channels) | 186 × 59 × 147 | 0.55 | Reliable digital output control |
Frequently Asked Questions (FAQ)
Q1: What is the purpose of the ABB RLM01 module?
A1: It provides communication redundancy between controllers to ensure system availability.
Q2: Which controllers is it compatible with?
A2: It is designed for ABB’s AC 800M controller series.
Q3: What are the physical dimensions of the RLM01?
A3: The module measures 134 × 56 × 70 mm.
Q4: What is the weight of the RLM01?
A4: It weighs approximately 0.33 kg.
Q5: What communication interfaces does it support?
A5: The RLM01 supports serial and Ethernet interfaces.
Q6: What is the operating temperature range?
A6: It operates between 0 °C and +55 °C.
Q7: Can the RLM01 be mounted on DIN rails?
A7: Yes, it supports DIN rail and system rack mounting.
Q8: Is the module compliant with EMC standards?
A8: Yes, it complies with IEC 61000-6-2 and IEC 61000-6-4.
Q9: Does it support fiber optic communication?
A9: No, this model supports serial and Ethernet but not fiber optics.
Q10: Is the RLM01 suitable for safety-critical systems?
A10: Yes, it is designed to maintain redundancy in high-availability and safety systems.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.