Triconex TCM 4355X Tricon Communication Module (TCM)

FAQ

Q1: What is the Triconex TCM 4355X?
A: The TCM 4355X is a Tricon Communication Module designed to provide communication between a Triconex safety system and external control, monitoring and field devices.

Q2: What system is TCM 4355X used with?
A: It is used with Tricon and Tricon CX safety instrumented systems, particularly applications requiring highly reliable communication. Certification documentation specifically lists TCM 4355X as a Tricon CX communication module.

Q3: How many Ethernet ports does TCM 4355X have?
A: The module provides two Ethernet interfaces. Depending on the configuration, these can support copper 100BASE-TX/1000BASE-T or fiber 100BASE-FX/1000BASE-X using SFP modules.

Q4: What serial interfaces are available?
A: TCM 4355X provides two isolated RS-232/RS-485 serial interfaces, plus a separate isolated RS-232 diagnostic interface.

Q5: Which communication protocols does TCM 4355X support?
A: Supported protocols include TriStation, Modbus TCP/IP, Modbus Client/Server, TSAA, Peer-to-Peer, HART-IP and SNTP. This allows the Tricon system to communicate with DCS, SCADA, HMI and field instrumentation.

Q6: What is the power supply for TCM 4355X?
A: The commonly specified nominal supply is 24 VDC. Exact power requirements should be checked against the applicable Triconex hardware revision before installation.

Q7: What are the dimensions and weight of TCM 4355X?
A: Supplier technical references list approximate dimensions of 241.3 × 24.4 × 241.8 mm and a weight of approximately 1.26 kg.

Q8: Is TCM 4355X suitable for safety-critical applications?
A: Yes. TCM 4355X is part of the Triconex safety-system platform and is associated with IEC 61508 SIL 3 safety requirements. Typical applications include emergency shutdown (ESD), fire and gas (F&G), HIPPS and other safety-related systems.

TCM 4355X Triconex

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