TK821F | 0.5m Serial Cable for ABB FI820F & TB870F Modules
Manufacturer: ABB
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Part Number: TK821F
Condition：New with Original Package
Product Type: Serial Communication Cable
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Description
The TK821F cable is part of ABB’s INFI90 / Freelance DCS hardware portfolio. Specifically engineered for secure and interference-resistant serial communication, it links ABB modules effectively. With robust connectors and shielding, this cable guarantees low signal loss and high reliability, even in demanding industrial environments.
Technical Specifications
| Attribute | Specification |
|---|---|
| Model | TK821F |
| Part Number | 3BDM000150R1 |
| Type | Serial Communication Cable |
| System Compatibility | ABB INFI90 / Freelance DCS systems |
| Connection | FI820F → TB870F terminal block |
| Channels | 2 (dual channel serial communication) |
| Cable Length | 0.5 m |
| Connectors | Integral connectors (DB9-style or equivalent) |
| Rated Voltage | 24 V DC signal level |
| Transmission Speed | Up to 115,200 bps (serial protocol) |
| Operating Temperature | –40°C to +70°C |
| Humidity Range | 0–95% RH, non-condensing |
| Protection Class | IP20 (standard), upgradeable to IP65/IP67 with housing |
| Weight | 0.2 kg |
| Country of Origin | Germany / Switzerland |
| Warranty | 12 months |
| Application Areas | Industrial automation, DCS communication, field device interfacing |
FAQ
Q1: What is the maximum transmission speed for the TK821F cable?
A1: The TK821F cable supports a transmission speed of up to 115,200 bps using a serial protocol.
Q2: Is the TK821F cable compatible with other ABB modules?
A2: Yes, it is compatible with ABB INFI90 / Freelance DCS systems and specifically connects FI820F to TB870F terminal blocks.
Q3: What is the maximum operating temperature for the TK821F cable?
A3: The TK821F cable can operate in temperatures ranging from –40°C to +70°C, making it suitable for harsh industrial environments.
Q4: Can the cable be upgraded for higher protection?
A4: Yes, the cable’s protection class is IP20 by default, but it can be upgraded to IP65/IP67 with the addition of suitable housing.
Q5: What is the warranty period for the TK821F cable?
A5: The TK821F cable comes with a 12-month warranty.