PROFINET Features

• Supports protocol conversion between PROFINET and Modbus serial.
• Compliant with standard PROFINET RT and IRT protocols.
• Supports PROFINET MRP (Media Redundancy Protocol) for ring network redundancy.
• PROFINET supports up to 32 slots; input/output byte lengths can be configured via TIA Portal or STEP7.
• Serial ports support both Modbus protocol and user-defined universal serial protocols.
• Two 10/100Mbps self-adaptive Ethernet ports with built-in switch functionality, supporting daisy chain and cascade connections.

Serial Communication

• Three serial ports configurable as RS-485 interfaces:
  • Available models: 3 × RS-485;
  • Operating mode: Half duplex;
  • Baud rates supported: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps;
  • Parity options: None, Odd, Even, Mark, Space;
  • Stop bits: 1 or 2 bits.

Modbus Master Features

• Supported function codes: 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x0F, 0x10.
• Communication formats: RTU and ASCII.
• Output modes for write commands: Cyclic output, disable output, and change-of-value output.
• Each Modbus master can be configured with up to 48 commands.

Modbus Server Features

• Supported function codes: 0x03, 0x04, 0x06, 0x10.
• Communication formats: RTU and ASCII.

Software & Maintenance

• Supports online configuration and updates via SST-TS-CFG software.
• Firmware can be updated directly through the configuration software.

General

• Built-in ESD protection: 15kV.
• Communication interface isolation: 3kV.
• Power supply: 24VDC (range: 11–30VDC), 250mA @ 24VDC.
• Operating temperature: -20°C to 60°C (-4°F to 140°F).

Physical Features

• Dimensions (W × H × D): 1.33 in × 4.56 in × 4.21 in (34 mm × 116 mm × 107 mm).
• Mounting: 35 mm DIN rail.
• Protection level: IP20.