Overview
The ABB TB840 3BSE021456R1 delivers high-performance Modulebus Cluster Modem capabilities for the ABB DCS/800xA system. It ensures efficient and reliable cluster communication between S800 I/O modules, which enables seamless data transfer and enhances overall system performance.
Featuring a compact design and a net weight of 0.3 kg, the module allows easy cabinet installation while maintaining robust operational integrity. Furthermore, the TB840 actively supports cluster communication over Modulebus, which strengthens redundancy and improves network reliability. In addition, it fully integrates with ABB’s S800 system, allowing industrial automation applications to achieve fast, stable, and dependable communication.
Specification
| Parameter | Value |
|---|---|
| Product ID | 3BSE021456R1 |
| Type Designation | TB840 |
| Module Type | Communication Module / Modulebus Cluster Modem |
| Protocol Type | N/A |
| Number of Channels | 1 |
| Communication Speed | 10,000 kbit/s |
| Operation Mode | Optical cluster modem for 1+1 redundant operation |
| Exchange Number | EXC3BSE021456R1 |
| Replacement | Replaced with pin-compatible TB840A; hardware updated without functional change |
| Net Weight | 0.272 kg (0.60 lb) |
| Gross Volume | 2 dm³ |
| Net Dimensions (L × H × W) | N/A |
| Country of Origin | Sweden (SE) |
| Customs Tariff Number | 85389091 |
FAQ
Q1: Is the ABB TB840 3BSE021456R1 brand new?
Yes, all ABB modules are 100% original and factory-new.
Q2: Do you have the TB840 in stock?
Yes, we usually have TB840 3BSE021456R1 in stock. Shipping occurs within 3 days to 2 weeks depending on order size.
Q3: Which shipping services are used?
We commonly use DHL, FedEx, UPS, or TNT for international shipping.
Q4: Can the TB840 be used in redundant Modulebus clusters?
Yes, the TB840 supports cluster redundancy to maintain network reliability.
Q5: What is your return policy if the module has quality issues?
We provide a 30-day return policy for verified quality-related problems.
Manual/Datasheet PDF
TB840 3BSE021456R1 ABB DCS 800xA Modulebus Cluster Modem datasheet
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