# INTERFACE CONVERTER, RS-232/TTY, 2CH

![Product image](https://novapart.co/image/farnell:3293497/)

**URL**: https://novapart.co/products/2761253/interface-converter-rs-232-tty-2ch
**SKU**: 2761253
**Manufacturer**: PHOENIX CONTACT
**Category**: Automation & Process Control || Process Controllers, Programmers & Indicators || Controllers || Controller Accessories
**Price**: €408.4800
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (21-Jan-2025) |
| Product Range | - |
| Current Rating | 130mA |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3293497/)

https://www.phoenixcontact.com/gb/products/2761253 

## Interface converter - PSM-EG-RS232/TTY-P/2K - 2761253 

Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid 

(http://phoenixcontact.com/download) 

Interface converter, for converting RS-232 to TTY, two channels, with electrical isolation, DIN-rail mountable 

The figure shows a variant of the V.24 (RS-232)/RS-422 converter 

## Key Commercial Data 

~~Ge~~ Packing unit 1 pc GTIN ~~pA GO~~ GTIN 4017918064624 Weight per Piece (excluding packing) 257.680 g ~~a CO~~ Custom tariff number 85176200 ~~a G Ge~~ Country of origin Germany 

## Technical data 

Note 

|Note|Note|
|---|---|
|Utilization restriction<br>EMC: class A product, see manufacturer's declaration in the download<br>area<br>~~es~~||
|Dimensions||
|Width|45 mm|
|Height|75 mm|
|Depth|110 mm|
|Ambient conditions||
|Ambient temperature (operation)|0 °C ... 50 °C|
|Degree of protection|IP20|
|General||
|Bit delay|≤ 3 µs|
|Bit distortion|≤ 5 %|



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https://www.phoenixcontact.com/gb/products/2761253 

## Interface converter - PSM-EG-RS232/TTY-P/2K - 2761253 

## Technical data 

## General 

|Electrical isolation|VCC // V.24 (RS-232) // TTY|
|---|---|
|Test voltage data interfaces|2.5 kV AC|
|Test voltage data interface/power supply|2.5 kV AC|
||2.5 kV|
|Electromagnetic compatibility|Conformance with EMC Directive 2014/30/EU|
|Noise emission|EN 55022 / Class B|
|Net weight|257.68 g|
|Housing material|ABS|
|Color|green|



Power supply 

Nominal supply voltage 24 V DC ±20 % Typical current consumption 130 mA (24 V DC) ~~ee~~ 

## Interfaces 

|Interface 1|V.24 (RS-232) interface in acc. with ITU-T V.28, EIA/TIA-232,<br>DIN 66259-1|
|---|---|
|Connection method|D-SUB 9 plug|
||Pluggable screw connection|
|Transmission length|≤ 15 m (twisted pair)|
|Conductor cross section solid min.|0.2 mm²|
|Conductor cross section solid max.|2.5 mm²|
|Conductor cross section flexible min.|0.2 mm²|
|Conductor cross section flexible max.|2.5 mm²|
|Conductor cross section AWG min.|24|
|Conductor cross section AWG max.|14|
|Serial transmission speed|≤ 19.2 kbps|
|Interface 2|TTY interface, CL2 in acc. with DIN 66348-1|
|Operating mode|Active, semi active, passive|
|Connection method|D-SUB-9 female connector|
||Pluggable screw connection|
|Transmission length|≤ 1000 m (twisted pair)|
|Conductor cross section flexible min.|0.2 mm²|
|Conductor cross section flexible max.|2.5 mm²|
|Conductor cross section AWG min.|24|
|Conductor cross section AWG max.|14|
|Load/output load current output|≤ 500 Ω|
|Serial transmission speed|≤ 19.2 kbps|



02/27/2020   Page 2 / 5 

https://www.phoenixcontact.com/gb/products/2761253 

## Interface converter - PSM-EG-RS232/TTY-P/2K - 2761253 

## Technical data 

## Standards and Regulations 

|Electromagnetic compatibility<br>Conformance with EMC Directive 2014/30/EU|
|---|
|Noise emission<br>EN 55022 / Class B|
|Environmental Product Compliance|
|REACh SVHC<br>Lead 7439-92-1<br>China RoHS<br>Environmentally Friendly Use Period = 50<br>For details about hazardous substances go to tab “Downloads”,<br>Category “Manufacturer's declaration”<br>~~————~~|
|Classifications|
|eCl@ss<br>eCl@ss 10.0.1<br>19179290<br>eCl@ss 4.0<br>27250300<br>eCl@ss 4.1<br>27250300<br>eCl@ss 5.0<br>27242200<br>eCl@ss 5.1<br>27242200<br>eCl@ss 6.0<br>19179200<br>eCl@ss 7.0<br>19179290<br>eCl@ss 8.0<br>19179290<br>eCl@ss 9.0<br>19179290<br>~~ae~~|
|ETIM<br>ETIM 2.0<br>EC000310<br>ETIM 3.0<br>EC000310<br>ETIM 4.0<br>EC000310<br>ETIM 5.0<br>EC000310<br>ETIM 6.0<br>EC000310<br>ETIM 7.0<br>EC000310<br>~~a~~|
|UNSPSC<br>UNSPSC 6.01<br>30211506<br>UNSPSC 7.0901<br>39121008<br>UNSPSC 11<br>39121008<br>UNSPSC 12.01<br>39121008<br>UNSPSC 13.2<br>43222604<br>UNSPSC 18.0<br>43222604<br>UNSPSC 19.0<br>43222604<br>UNSPSC 20.0<br>43222604<br>UNSPSC 21.0<br>43222604<br>~~——_i-~~|
|02/27/2020   Page 3 / 5|



https://www.phoenixcontact.com/gb/products/2761253 

## Interface converter - PSM-EG-RS232/TTY-P/2K - 2761253 

## Approvals 

Approvals 

Approvals 

EAC 

Ex Approvals 

Approval details 

EAC EAC-Zulassung  ~~a~~ Accessories Accessories Adapter cable 

Data cable - PSM-KA9SUB9/BB/2METER - 2799474 

RS-232 cable, 9-pos. D-SUB socket on 9-pos. D-SUB socket, 9-wire, 1:1 

Data plug 

D-SUB bus connector - SUBCON 9/M-SH - 2761509 

D-SUB connector, 9-pos., male connector, one cable entry < 35°, universal type for all systems, pin assignment: 1, 2, 3, 4, 5, 6, 7, 8, 9 to screw connection terminal block 

## Interface converter 

Interface converter - PSM-ME-RS232/TTY-P - 2744458 

Interface converter, for converting RS-232 (V.24) to TTY, with electrical isolation, 2 channels, rail-mountable 

02/27/2020   Page 4 / 5 

https://www.phoenixcontact.com/gb/products/2761253 

## Interface converter - PSM-EG-RS232/TTY-P/2K - 2761253 

## Accessories 

## Mounting material 

Shield connection clamp - ME-SAS - 2853899 

Shield connection clamp for printed circuit terminal block 

## Screwdriver tools 

Screwdriver - SZF 1-0,6X3,5 - 1204517 

Actuation tool, for ST terminal blocks, also suitable for use as a bladed screwdriver, size: 0.6 x 3.5 x 100 mm, 2- component grip, with non-slip grip 

Phoenix Contact 2020 © - all rights reserved http://www.phoenixcontact.com 

02/27/2020   Page 5 / 5 



## Links

- [View this product on Novapart](https://novapart.co/products/2761253/interface-converter-rs-232-tty-2ch)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/phoenix-contact/psm-eg-rs232-tty-p-2k/interface-converter-rs-232-tty/dp/3293497)
---

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