Overview

• Each TCM (Terminal Communication Module) contains two network ports: NET 1 and NET 2.
• Models:
  • 4351A and 4353: Two copper Ethernet (802.3) ports.
  • 4352A and 4354: Two fiber-optic Ethernet ports.
• Supported Protocols:
  • TCP/IP
  • Modbus TCP/IP (Slave/Master)
  • TSAA
  • TriStation
  • SNTP
  • Jet Direct (for network printing)
• Additional Features:
  • NET 1 supports Peer-to-Peer and Peer-to-Peer Time Synchronization protocols.

Specifications

• Serial Ports: 4 x RS-232/RS-485 ports, DB-9 connectors.

• Network Ports:

  • Copper Ethernet Ports:
    • 2 x 10/100BaseT Ethernet ports, RJ-45 connectors (Models 4351A and 4353).
  • Fiber-Optic Ethernet Ports:
    • 2 x Fiber-optic mode Ethernet ports, MTRJ connectors with 62.5/125 µm fiber cables (Models 4352A and 4354).

• Port Isolation: 500 VDC.

• Protocols Supported:

  • TriStation
  • Modbus
  • TCP/IP
  • ICMP
  • SNTP
  • TSAA
  • Trimble GPS
  • Peer-to-Peer
  • Peer-to-Peer Time Synchronization
  • Jet Direct (network printing)

• Modbus Functions Supported:

  • 01 — Read Coil Status
  • 02 — Read Input Status
  • 03 — Read Holding Registers
  • 04 — Read Input Registers
  • 05 — Modify Coil Status
  • 06 — Modify Register Content
  • 07 — Read Exception Status
  • 08 — Loopback Diagnostic Test
  • 15 — Force Multiple Coils
  • 16 — Preset Multiple Registers

• Communication Speed:

  • Copper Ethernet ports: 10/100 Mbps
  • Fiber Ethernet ports: 100 Mbps
  • Serial ports: up to 115.2 Kbps per port

• Status Indicators:

  • PASS
  • FAULT
  • ACTIVE
  • FIRM
  • LINK (1 per network port)
  • TX (Transmit) (1 per port)
  • RX (Receive) (1 per port)

• Power Supply: 24V DC.

• Weight: Approx. 0.5 kg.