ABB|RLM01| Redundancy Link Module

SKU: RLM01

Manufacturer: ABB
Product No.: RLM01
Condition：In stock
Product Type: Redundancy Link Module
Product Origin: Switzerland
Payment:T/T, Western Union
Weight: 100g
Shipping port: Xiamen
Warranty: 12 months

Description

The ABB RLM01 Redundancy Link Module converts a non-redundant PROFIBUS DP/FMS line into two redundant RS485 lines or vice versa, ensuring reliable communication in industrial and maritime applications.

Features

Converts non-redundant to redundant PROFIBUS lines.
Monitors communication and signal integrity.
Supports repeater functionality.
Provides error/status display via LEDs and contacts.
Certified for maritime use by Germanischer Lloyd.

Technical Specifications

Serial Interfaces

Connections: RS485, 9-pin Sub-D connectors (A, B, M).
Transmission Rate: 9.6 kBit/s to 12 MBit/s.
Electrical Isolation: 500 Veff, functionally isolating per VDE 0110.
Data Telegram Delay: 11 bit times + 0.6 µs (A/B to M or M to A/B).

Power Supply

Operating Voltage: 24 VDC (+20 to +33 V).
Power Loss: Approximately 3.6 W.
Redundant Supply: Seamless switchover if one source fails.
Load Distribution: Based on applied voltage levels (L1+, L2+).

Environmental Conditions

Operating Temperature: 0 to 50°C.
Storage Temperature: -30 to 85°C.
Relative Humidity: Max 75%, non-condensing.

Mechanical Data

Wire Cross Section: 0.14 to 1.5 mm².
Dimensions: 70 mm (W) x 85 mm (H) x 67 mm (D).
Weight: Approximately 300 g.
Mounting: DIN rail, snap-on installation.

Diagnostics and Signaling

Switching Current: Max 1 A for alarm contact.
LED Indicators: Activity and error status on front panel.
Diagnostic Messages: Via 8-pin terminal strip.

Certifications

Approvals: CE, UL/CSA, Germanischer Lloyd (Categories A, B, C, D).
EMC Compliance: Requires 24 VDC power pack filter (surge).

Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

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