Product Description
CCC CONVRT‑MODTCP‑01 (Part No.0020002509) is an industrial serial‑to‑Modbus‑TCP protocol gateway converter, manufactured by CCC (Controls Communications Consultants, USA) with DIN‑rail mounting. It realizes bidirectional data conversion between Modbus‑RTU serial signals and Modbus‑TCP Ethernet protocol, enabling legacy RS485/RS232 serial devices to connect to industrial Ethernet networks.
The module supports switchable Modbus master/slave mode. Equipped with RJ45 Ethernet port and isolated serial terminals. Galvanic isolation suppresses surge and ESD interference from harsh industrial sites. Front‑panel LED indicators show power, network and serial communication status. Web‑browser configuration tool allows modification of IP address, baud rate and protocol parameters. Widely used for Ethernet retrofitting of legacy PLCs, meters and controllers. Some batches are phased‑out. Surplus‑new and tested‑refurbished units serve as critical communication spares for legacy‑plant network upgrade projects.
2. Product Parameters
- Model: CONVRT‑MODTCP‑01
- Part Number: 0020002509
- Brand: CCC (Controls Communications Consultants, USA)
- Product Type: Modbus RTU‑TCP Protocol Converter Gateway Module
- Mounting: Standard DIN‑rail mounting
- Ethernet Interface: RJ45, 10/100 Mbps auto‑negotiation
- Serial Interface: Isolated RS485 / RS232
- Supported Protocol: Modbus‑RTU, Modbus‑TCP; master / slave selectable
- Power Supply: 9‑24 VDC
- Status Indication: LED for power, Ethernet link, serial TX/RX
- Configuration: Web‑browser based parameter setup
- Electrical Isolation: Galvanic isolation on serial side, surge & ESD protection
- Baud Rate: 1200‑115200 bps
- Operating Temperature: ‑20℃ ~ +60℃
- Storage Temperature: ‑40℃ ~ +85℃
- Ingress Protection: IP30 (DIN‑rail installation inside cabinet)
- Compliance: CE certified
- Product Status: Some batches phased‑out; surplus‑new / tested‑refurbished spares available
- Key Features: Bidirectional RTU‑TCP protocol conversion, DIN‑rail mount, galvanic port isolation, web configuration, master‑slave mode support, Ethernet‑networking retrofit for legacy serial equipment
3. Product Application
CONVRT‑MODTCP‑01 protocol gateway connects Modbus serial devices to industrial Ethernet for data acquisition and host‑system communication. Main application fields are listed below:
- Power Generation Plants: Ethernet communication upgrade for legacy serial controllers on steam turbine & gas turbine CCC control systems.
- Petrochemical & Chemical Plants: Data acquisition for field serial meters and analytical instruments connected to DCS Ethernet.
- Oil‑gas Sites: Convert Modbus‑RTU signals of local compressor & pump controllers to Modbus‑TCP for remote SCADA supervision.
- Factory Automation Lines: Network retrofitting for legacy PLCs, variable‑speed drives and non‑Ethernet drive units for SCADA data exchange.
- Water‑treatment Industry: Centralized data monitoring for field sensors and measurement instruments via serial‑to‑Ethernet conversion.
- Equipment Maintenance & Retrofit: Spare‑part replacement for existing CCC integrated control systems, network expansion for legacy industrial installations.








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