Trusted in Industrial Communication for 20+ YearsIndustrial networking products for harsh, mission-critical environments
Fieldbus-to-Fiber Converters

MP220 Series

Industrial PROFIBUS-to-Fiber Converter with Redundant Fiber Ring Support

Features and Benefits
  • Gigabit ConnectivityIndustrial PROFIBUS-to-Fiber Converter with Redundant Fiber Ring Support
  • Gigabit ConnectivitySupports 1 x Profibus bus interface and 2 x 1000Base-X ports
  • Relay AlarmDIN-Rail mounting, plug and play
  • Relay AlarmSupports adaptive baud rate and automatic serial baud rate detection
  • DIP SwitchSupports redundant fiber ring topology networking
  • DIP SwitchTransparent and compatible with all Profibus upper-layer protocols
  • DIP SwitchFixed ST single-mode dual-fiber optical connector
  • DIP SwitchOptional power input: 24VDC/220VAC
Overview

The MP220 is a DIN-Rail industrial Profibus fiber media converter providing transparent media conversion between one Profibus bus interface and two 1000Base-X ports to extend Profibus bus transmission distance. Designed for stable, reliable and safe operation in harsh industrial environments, it features low power consumption, a corrugated high-strength metal enclosure, IP30 protection, fanless design, a wide operating temperature of -40℃~85℃, DIN-Rail mounting and plug-and-play operation.

Technical Parameters
Standards
Standard EN50170 Profibus Standard
Communication Attributes
Communication Rate 9.6K ~ 12Mbps
Latency 22us @ 500Kbps communication rate
7.4us @ 1.5Mbps communication rate
Port Performance
Profibus Port 1 x Profibus bus interface (6-pin industrial terminal/DB9), adaptive baud rate, automatic serial baud rate detection
Optical Port 2 x 1000Base-X ports (ST single-mode dual fiber, 1310nm, 20km)
LED Indicators System (SYS), slave conflict alarm (ALM), power (PWR/P1, P2),
Optical port 1 RX (1), optical port 2 RX (2), Profibus interface (3)
Mechanical
Dimensions 48mm × 100mm × 120mm (W × D × H)
Weight 650g
Mounting Method DIN-Rail
Others IP30 protection, corrugated high-strength metal enclosure
Electrical Performance
Input Voltage 24VDC (18 ~ 36VDC), redundant input: 6-pin 5.08mm pitch terminal block
220VAC (100 ~ 265VAC), single input: 3-pin 5.08mm pitch terminal block
Overload and reverse polarity protection
Wattage <5W
Operating Environment
Operating Temperature -40℃ ~ 85℃
Storage Temperature -40℃ ~ 85℃
Relative Humidity 5% ~ 95% (non-condensing)
Standards and Certifications
System Certifications ISO9001, ISO14001, ISO22163 (IRIS)
EMC
EMI FCC Part 15, CISPR (EN55022) Class A
EMS ESD Immunity EN61000-4-2
RF Electromagnetic Field Radiation Immunity (RS) EN61000-4-3
Electrical Fast Transient Burst Immunity (EFT) EN61000-4-4
Surge Immunity EN61000-4-5
Conducted Susceptibility Immunity to RF Field (CS) EN61000-4-6
Power Frequency Magnetic Field Immunity (PFMF) EN61000-4-8
Vibration Complies with IEC 60068-2-6
Shock Complies with IEC 60068-2-27
Free Fall Complies with IEC 60068-2-32
MTBF MTBF greater than 50,000 hours
Resources
Name Version Release Date Download
Datasheet for MP220 369.2 KB
V1.3 Aug 25, 2026
Ordering Information
ModelDescription
MP220-ST20D3DB-D2 *Industrial DIN-rail full Gigabit Profibus-to-fiber media converter *1 x Profibus port (DB9 connector) + 2 x 1000BaseFX (ST connector, singlemode double fiber, 1310nm, 20km) *18~36 VDC power input
MP220-ST20D3TE-D2 *Industrial DIN-rail full Gigabit Profibus-to-fiber media converter *1 x Profibus port (terminal block) + 2 x 1000BaseFX (ST connector, singlemode double fiber, 1310nm, 20km) *18~36 VDC power input
MP220-ST20D3DB-HV *Industrial DIN-rail full Gigabit Profibus-to-fiber media converter *1 x Profibus port (DB9 connector) + 2 x 1000BaseFX (ST connector, multimode double fiber, 1310nm, 20km) *85~265 VAC/DC power input
MP220-ST20D3TE-HV *Industrial DIN-rail full Gigabit Profibus-to-fiber media converter *1 x Profibus port (terminal block) + 2 x 1000BaseFX (ST connector, singlemode double fiber, 1310nm, 20km) *85~265 VAC/DC power input

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