Feature Specification:

Logic Power:

• Nominal Input Voltage: 24 V DC
• Specified Operational Voltage Range: 24 V DC ±15% or +20% + 5% AC ripple (19.2 to 30 V DC)
• Logic Power (without MAUs): 8 W maximum
• 10 Mb AUI-type MAU: 6 W maximum additional per MAU
• 100 Mb MII-type MAU: 3.75 W maximum additional per MAU
• Absolute Maximum Input Voltage: 33 V DC
• Absolute Maximum Reverse Input Voltage: –0.6 V DC
• Input Power Interruption Time from Nominal Value: 1 ms maximum
• Repetition Rate: 1 sec minimum
• Reverse Current Isolation Input to Input: 500 µA maximum
• Inrush Current per Input: 2.4 A maximum, typically 1.2 A for 50 ms
• Short Circuit Current Limit per Input: 2.4 A maximum
• Functional-to-Logic Ground Isolation: 0 V, no isolation
• Protective-to-Functional-Earth Isolation: 500 V DC
• +12 V AUI Output Power: 12 V ±10%, 6 W maximum, current limited
• +5 V MII Output Power: 5 V ±5%, 3.75 W maximum, current limited

Communication Ports - Network Ports:

• Modbus Ports:

  • 3 optically isolated RS-232/485 ports, configurable from TriStation
  • Connector: DB-9-pin DTE standard, shielded, located on baseplate
  • RS-232 Maximum Cable Length: 15 m (50 ft)
  • RS-485 Maximum Cable Length: 1.2 km (4,000 ft)
  • Supported Transmission Rates (bps): 1200, 2400, 4800, 9600, 19.2 K, 38.4 K, 57.6 K, 115.2 K
  • Protocols: Master or slave, RTU and ASCII modes, optional parity, 1 stop bit
  • Serial Port Galvanic Isolation: 500 V DC

• 10BaseT Network Port:

  • Ethernet 10 Mbps, protocol-configurable from TriStation
  • Connector: RJ-45 standard, shielded, located on baseplate
  • Maximum Cable Length: 100 m, using Category 5 twisted-pair cable

• 100BaseTX Ethernet Port:

  • 100 or 10 Mbps, speed auto-selected, configurable from TriStation
  • Connector: RJ-45 standard, shielded, located on baseplate
  • Maximum Cable Length: 30 m, using Category 5 twisted-pair cable

• Protocols (Both Network Ports): JetDirect Network Printer Server DLC/LLC, TCP/IP, Time synchronization Triconex Peer-to-Peer TriStation TSAA

• Network Address: Derived from MP Baseplate address plug

• Galvanic Isolation: 500 V DC