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Phoenix Contact 2744461 RS232 Interface Converter

The Phoenix Contact PSM-ME-RS232/RS232-P is a robust interface converter designed to isolate RS-232 (V.24) interfaces, providing a reliable solution for industrial automation and data communication. This converter features four channels, allowing for simultaneous communication on multiple RS-232 ports. It's rail-mountable for easy integration into control cabinets and offers high-quality 3-way isolation up to 2 kV, protecting connected equipment from voltage fluctuations. The integrated surge protection further enhances reliability by safeguarding against transient voltage spikes. With a maximum transmission speed of 115.2 kbps and support for RTS/CTS control lines, this converter ensures efficient and dependable data transfer in demanding industrial applications. It is suitable for environments requiring secure and isolated RS-232 communication, such as process control, machine automation, and building automation systems.

Authorized Distributors
Source:DigiKey
Part No:2744461
Stock:1
Inv Date:05-28-2026
Price: Unit price: $492.25
Buy/RFQ:
Part No:2744461
Stock:0
Inv Date:05-29-2026
Price: Unit price: $511.94
Buy/RFQ:
Part No:2744461
Stock:4
Inv Date:05-28-2026
Price: Unit price: $543.94
Buy/RFQ:

Phoenix Contact 2744461 RS232 Interface Converter Specifications:

  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 181.2 g
  • Custom tariff number: 85176200
  • Country of origin: Germany
  • Mounting: Standard EN DIN rails
  • Isolation voltage: Up to 2 kV (VCC // RS-232 // RS-232)
  • Surge protection: Integrated, transient discharge to DIN rail
  • Max transmission speed: 115.2 kbps
  • Transmission channels: 4 (2/2), RxD, TxD, RTS, CTS
  • Bit delay: < 3 µs
  • Bit distortion: < 5 %
  • Electrical isolation: VCC // V.24 (RS-232) (A) // V.24 (RS-232) (B)
  • Test voltage data interfaces: 2 kV AC
  • Test voltage data interface/power supply: 2 kV AC
  • EMC compliance: EN 61000-6-2:2005
  • Noise emission: EN 61000-6-3
  • Net weight: 123.18 g
  • Housing material: PA
  • Color: green
  • MTBF (25°C): 2263 Years
  • MTBF (40°C): 438 Years
  • Conformance: CE-compliant
  • UL recognition: 508 recognized
  • Class rating: Class I, Div. 2, Groups A, B, C, D
  • Zone rating: Class I, Zone 2, AEx nA IIC T4
  • Nominal supply voltage: 24 V AC/DC ±20 %
  • Supply voltage range: 19.2 V AC/DC ... 28.8 V AC/DC
  • Typical current consumption: 40 mA (24 V DC)
  • Interface standard: ITU-T V.28, EIA/TIA-232, DIN 66259-1
  • Connection method (Interface 1): D-SUB-9 plug
  • Transmission length (Interface 1): 15 m (twisted pair)
  • Conductor cross section flexible min. (Interface 1): 0.2 mm²
  • Conductor cross section flexible max. (Interface 1): 2.5 mm²
  • Conductor cross section AWG min. (Interface 1): 24
  • Conductor cross section AWG max. (Interface 1): 13
  • Connection method (Interface 2): Pluggable screw connection
  • Transmission length (Interface 2): 15 m (twisted pair)

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Frequently Asked Questions

Where can I buy Phoenix Contact 2744461?

You can click on the BUY or RFQ button to purchase 2744461 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 2744461?

You can download the 2744461 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 2744461?

Phoenix Contact

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