Single-mode compatible! Fiber optic conversion with a maximum extension of 15km.
The ULI-212CI is an industrial converter that converts RS-232/422/485 signals to single-mode optical fiber. It supports communication speeds of up to 115.2 kbps and can extend signals up to 15 km. With input, output, and power isolation protection, it safeguards equipment from surges and noise. It is compatible with Modbus ASCII/RTU and achieves high reliability with optical communication that has EMI/RFI resistance. It comes in an IP30 plastic housing suitable for DIN rail mounting and can operate in a wide temperature range of -40 to 85°C. An external power supply (10-48 VDC) is required.
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basic information
- Supported Interfaces: RS-232 / RS-422 / RS-485 - Data Rate: Up to 115.2kbps - Fiber Optic: Single-mode / ST connector, wavelength 1310nm - Communication Distance: Up to 15km - Isolation Protection: Input, output, and power isolation (2kV) - Protocol: Modbus ASCII / RTU compatible - Power Supply: External PSU (10–48VDC), power consumption approximately 1.4W - Operating Temperature: -40 to 85°C, humidity 0 to 95% (non-condensing) - Enclosure / Mounting: IP30 plastic enclosure, DIN rail compatible - Size / Weight: 128×97×28mm, approximately 150g - Certification: CE, FCC
Price information
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Delivery Time
※The delivery date may vary depending on the quantity, so please feel free to contact us.
Applications/Examples of results
- Long-distance serial communication between substations and outdoor panels (up to 15 km) - Noise countermeasures through fiber optic networking of Modbus RTU devices - Connection of monitoring systems for renewable energy facilities (solar and wind) - Insulated communication aimed at improving safety in oil and gas plants - Long-distance signal transmission in railways and transportation infrastructure - High-reliability communication between control devices within factories (EMI/RFI multi-environment)
Line up（1）
| Model number | overview |
|---|---|
| ULI-212CI（BB-FOSTCDRI-ST） | RS-232/422/485 compatible, single-mode ST, DIN rail mount model |
catalog（2）
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Company information
In 1983, Advantech (Advantech Co., Ltd.) was founded in Taiwan. For over 40 years, we have been developing high-quality and high-performance computers for industrial applications. As of 2024, we offer a lineup of over 3,000 various IoT devices. As the world's No. 1 manufacturer in the industrial computer market, with a presence in 95 cities across 26 countries, we aim to cultivate a prosperous future by solving social issues through AI × IoT platform services. *Source: OMDIA - No. 1 in global market share for industrial PCs, 42.5% (2023 edition)* In Japan, we established Advantech Co., Ltd. in 1997. In 2018, we formed a capital and business alliance with Omron Nogata Co., Ltd. to further expand sales and to quickly respond to market demands by offering design to production (DMS/ODM) services. By merging Taiwan's speed with the technological expertise we have cultivated over the years, we will establish a brand that meets the needs of our partners.
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