2744458

PSM-ME-RS232/TTY-P Interface converter

Manufactured by

Brand PHOENIX CONTACT

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

4017918171803

only

available

100+

153

pcs.

(2026-08-29)

Supply from Phoenix Contact’s warehouse

Product recommended retail price (RRP) is

0⁰⁰€

585⁸⁰€ 0 € pcs.

All prices without tax

All prices with tax

inquiry

only

available

100+

inquiry

2026-08-29

pcs.

Properties

Description

Dimensions

Files

Codes

Mounting position

On horizontal DIN rail

Note on application

Only for industrial use

CCCex note

Use in potentially explosive areas is not permitted in China.

Product type

Interface converter

Application

RS-232

TTY

MTBF

1989 Years (Telcordia standard, 25°C temperature, 21% operating cycle (5 days a week, 8 hours a day))

410 Years (Telcordia standard, 40°C temperature, 34.25% operating cycle (5 days a week, 12 hours a day))

Electrical isolation

VCC // V.24 (RS-232) // TTY

Maximum power dissipation for nominal condition

1.8 W

Test voltage data interface/power supply

2 kV AC

2 kV<sub>rms</sub> (50 Hz, 1 min.)

Test voltage data interfaces

2 kV AC

Supply voltage range

19.2 V AC/DC ... 28.8 V AC/DC

Nominal supply voltage

24 V AC/DC ±20 % (via pluggable COMBICON screw terminal block)

Typical current consumption

75 mA (24 V DC)

Protective circuit

Surge protection; Suppressor diode

Tightening torque

0.56 Nm ... 0.79 Nm

Bit distortion

< 5 %

Bit delay

< 3 µs

Signal

± 2 kV (42 Ω)

± 2 kV (5 kHz)

Modbus

Transmission channels

2 (1/1), RxD, TxD, full duplex

Serial transmission speed

≤ 19.2 kbps

Connection method

D-SUB 9 plug

Pluggable screw connection

Pin assignment

DTE/DCE switchover via switch

Transmission length

1000 m (shielded twisted pair)

15 m (shielded twisted pair)

Single-wire/terminal point, flexible

0.2 mm² ... 2.5 mm²

Max. AWG conductor cross-section, flexible

Min. AWG conductor cross-section, flexible

Protocols supported

transparent protocol

Load/output load current output

≤ 500 Ω

Impedance

≤ 117 Ω (Output)

126 Ω (Input)

Output current

2x 20 mA ±10 % (Loop current)

Width

22.5 mm

Height

99 mm

Depth

118.6 mm

Color (Housing)

green (RAL 6021)

Material (Housing)

Degree of protection

IP20

Ambient temperature (operation)

0 °C ... 55 °C

Ambient temperature (storage/transport)

-40 °C ... 85 °C

Altitude

≤ 5000 m (For restrictions, see the manufacturer's declaration for altitude operation)

Permissible humidity (operation)

10 % ... 95 % (non-condensing)

Certificate

CE-compliant

Identification

508 Recognized

Class I, Div. 2, Groups A, B, C, D

Class I, Zone 2, AEx nA IIC T4

Class I, Zone 2, Ex nA IIC T4 Gc X

DNV GL

ISA-S71.04-1985 G3 Harsh Group A

Temperature

Humidity

Vibration

EMC

Enclosure

Required protection according to the Rules shall be provided upon installation on board

Electromagnetic compatibility

Conformance with EMC Directive 2014/30/EU

Noise immunity

EN 61000-6-2:2005

Standards/regulations

EN 55011

EN 61000-4-2

EN 61000-4-3

EN 61000-4-4

EN 61000-4-5

EN 61000-4-6

EN 61000-6-4

Length

Width

Height

Weight Net

Weight

Package

Volume

m³

No files found

ECLASS-13.0

27242208

ECLASS-15.0

27242208

UNSPSC 21.0

32151700

GTIN

4017918171803

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PSM-ME-RS232/TTY-P Interface converter

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