PROFINET Features

• Supports protocol conversion between PROFINET and Modbus RS485.
• Compliant with standard PROFINET RT and IRT protocols.
• Supports PROFINET MRP (Media Redundancy Protocol) for ring network redundancy.
• Supports up to 32 slots; input/output byte lengths can be configured via Siemens TIA Portal or STEP7.
• Serial ports support both Modbus protocol and user-defined universal serial protocols.
• Dual 10/100 Mbps auto-negotiating Ethernet ports with an integrated switch, ideal for daisy-chain topologies.

Serial Communication

• Single RS-485 Interface.
• Serial port parameters:
  • 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.
  • Data bits: 7, 8.
  • Stop bits: 1 or 2 bits.

Modbus Master Features

• Function code: 01H, 02H, 03H, 04H, 05H, 06H, 0FH and 10H.
• Format: RTU and ASCII.
• Write command trigger modes: Cyclic, Disabled, Change-of-Value (COV), and Single-shot.
• Each master can configure up to 100 Modbus commands.

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: 9–30VDC), 250mA @ 24VDC.
• Operating temperature: -20°C to 60°C (-4°F to 140°F).
Physical Features
• Dimensions (W × H × D): 1.0 in × 3.9 in × 3.5 in (25 mm × 100 mm × 90 mm).
• Mounting: 35 mm DIN rail.
• Protection level: IP20.