SKU 4093

The PROFI-8155 Remote I/O Unit is specially designed for the slave device of PROFIBUS DP protocol. It supportsĀ 1 slot for ICPDAS I-8k series, I-87k Low Profile series, and I-87k High Profiles series I/O modules. In addition, we also provide hot-swap function for I-87k High Profiles series I/O modules. To setup network, users can choose and configure I/O modules by using the GSD file without any other setting tools.


  • Protocol & Hierarchy: DP-V0 & DP-V1 (Read/Write) Slave
  • Supports Transmission Rate (Kbps):6, 19.2, 45.45, 93.75, 187.5, 500, 1500, 3000, 6000, 12000
  • Transmission Rate Setting: detected automatically
  • Address Setting:
    • 0~126 set by Rotary switches
    • SSA-telegram set by DP-Master(Class 2 only)
  • Indicators: PWR, ERR, and RUN LEDs
  • I/O modules Configuration: Configured by GSD file
  • Supports I/O modules hot-swap: I-87K High Profile series
  • Network Isolation Protection: High Speed iCoupler
  • DC Isolation Protection: 3000VDCon PROFIBUS side
  • 4KV ESD Protection: Contact for each terminal

PROFI-8155-G CR: PROFIBUS Remote I/O Unit with 1 Expansion Slot (RoHS)
PROFI-8255-G CR: PROFIBUS Remote I/O Unit with 2 Expansion Slot (RoHS)