Official DistributorSKU
MPN
PSM-ME-RS232/RS485-P
Weight
0.206 kg
Series PSM-ME-RS
Interface converter - PSM-ME-RS232/RS485-P
Interface converter, for converting RS-232 (V.24) to RS-422 (V.11) and RS-485, with electrical isolation, 2 channels, rail-mountable
- RS-422 4-wire point-to-point operation
- Mounting on standard EN DIN rails
- Transmission speed of 4.8 Kbps ... 115.2 Kbps
- High-quality 3-way isolation between power supply, RS-232, and RS-422/RS-485 for safe decoupling of potentials with 2 kV
- RS-485 2-wire operation, half duplex
- RS-485 4-wire operation, full duplex
- Automatic RS-485 transmit/receive changeover
- Integrated data indicator for dynamic indication of transmit and receive data
- Integrated surge protection with transient discharge to the DIN rail
- Shipbuilding approval in accordance with DNV GL and ABS
Technical Specifications
Note
| Utilization restriction | EMC: class A product, see manufacturer's declaration in the download area |
| Utilization restriction | Use in potentially explosive areas is not permitted in China. |
Dimensions
| Caption | Slim design |
| Width | 22.5 mm |
| Height | 99 mm |
| Depth | 114.5 mm |
Ambient conditions
| Ambient Temperature (Operation) | -40 °C ... 70 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Permissible humidity (operation) | 10 % ... 95 % (non-condensing) |
| Altitude | ≤ 5000 m (For restrictions, see the manufacturer's declaration for altitude operation) |
| Degree of Protection | IP20 |
| Noise immunity | EN 61000-6-2:2005 |
General
| Transmission channels | 2 (1/1), RxD, TxD, full duplex |
| Bit delay | ≤ 2.5 µs |
| Bit distortion | ≤ 5 % |
| Electrical isolation | VCC // V.24 (RS-232) // RS-485 |
| Test voltage data interfaces | 1.5 kV AC |
| Test voltage data interface/power supply | 1.5 kV AC |
| Test voltage data interface/power supply | 1.5 kV AC |
| Electromagnetic compatibility | Conformance with EMC Directive 2014/30/EU |
| Noise emission | EN 61000-6-4 |
| Mounting Type | DIN rail mounting |
| Net weight | 196.1 g |
| Housing Material | PA 6.6-FR |
| Color | green |
| MTBF | 10 Years (Telcordia standard, temperature 40 °C, operating cycle 100 % (7 days a week, 24 hours a day)) |
| MTTF | 1654 Years (SN 29500 standard, temperature 25°C, operating cycle 21%) |
| MTTF | 746 Years (SN 29500 standard, temperature 40°C, operating cycle 34.25%) |
| MTTF | 310 Years (SN 29500 standard, temperature 40°C, operating cycle 100%) |
| Degree of pollution | 2 |
Power supply
| Nominal Supply Voltage | 24 V AC/DC |
| Supply Voltage Range | 18 V AC/DC ... 30 V AC/DC (via pluggable COMBICON screw terminal block) |
| Max. current consumption | 100 mA |
| Typical current consumption | 85 mA (24 V DC) |
| Conductor cross section flexible max. | 2.50 mm² |
| Conductor cross section flexible min. | 0.20 mm² |
| Conductor cross section solid max. | 2.50 mm² |
| Conductor cross section solid min. | 0.20 mm² |
| Max. AWG conductor cross section, flexible | 12 |
| Min. AWG conductor cross section, flexible | 24 |
| Conductor cross section AWG max. | 12 |
| Conductor cross section AWG min. | 24 |
Interfaces
| Interface 1 | V.24 (RS-232) interface in acc. with ITU-T V.28, EIA/TIA-232, DIN 66259-1 |
| Connection Method | D-SUB 9 plug |
| Transmission length | 15 m (shielded 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. | 12 |
| Pin assignment | DTE/DCE switchover via switch |
| Protocols Supported | transparent protocol |
| Serial transmission speed | 1.2; 2.4; 4.8; 7.2; 9.6; 19.2; 31.25; 38.4; 57.6; 75; 93.75; 115.2 kbps |
| Interface 2 | RS-422 interface in acc. with ITU-T V.11, EIA/TIA-422, DIN 66348-1 |
| Connection Method | Pluggable screw connection |
| Transmission length | 1200 m (shielded twisted pair) |
| Termination resistor | 390 Ω |
| Termination resistor | 150 Ω |
| Termination resistor | 390 Ω (Can be connected) |
| 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. | 13 |
| Protocols Supported | transparent protocol |
| Serial transmission speed | 1.2; 2.4; 4.8; 9.6; 19.2; 38.4; 57.6; 75; 93.75; 115.2 kbps |
| Interface 3 | RS-485 interface in acc. with EIA/TIA-485, DIN 66259-1 |
| Connection Method | Pluggable screw connection |
| Data direction switching | Automatic control or via RTS/CTS |
| Transmission length | 1200 m (shielded twisted pair) |
| Termination resistor | 390 Ω |
| Termination resistor | 150 Ω |
| Termination resistor | 390 Ω (Can be connected) |
| Conductor cross section flexible max. | 2.5 mm² |
| Conductor cross section flexible min. | 0.2 mm² |
| Conductor cross section AWG max. | 14 |
| Conductor cross section AWG min. | 24 |
| Protocols Supported | transparent protocol |
| Serial transmission speed | 1.2; 2.4; 4.8; 9.6; 19.2; 38.4; 57.6; 75; 93.75; 115.2 kbps |
Conformance/approvals
| Designation | CE |
| Certificate | CE-compliant |
| Designation | EAC |
| Identification | EAC |
| Designation | ATEX |
| Identification | ??? II 3 G Ex nA IIC T4 Gc |
| Certificate | IBExU16ATEXB004 X |
| Additional text | Please follow the special installation instructions in the documentation! |
| Designation | IECEx |
| Identification | Ex nA IIC T4 Gc |
| Certificate | IECEx IBE 15.0034X |
| Designation | UL, USA / Canada |
| Identification | 508 Recognized |
| Identification | Class I, Div. 2, Groups A, B, C, D |
| Identification | Class I, Zone 2, AEx nA IIC T4 |
| Identification | Class I, Zone 2, Ex nA IIC T4 Gc X |
| Designation | KC approval for South Korea |
| Certificate | MSIP-REI-PCK-ME2744416 |
| Designation | Corrosive gas test |
| Identification | ISA-S71.04-1985 G3 Harsh Group A |
| Designation | Shipbuilding |
| Identification | DNV GL |
| Identification | ABS |
| Temperature | B |
| Humidity | A |
| Vibration | A |
| EMC | B |
| Enclosure | Required protection according to the Rules shall be provided upon installation on board |
Standards and Regulations
| Electromagnetic compatibility | Conformance with EMC Directive 2014/30/EU |
| Type of test | Free fall in acc. with IEC 60068-2-32 |
| Test result | 1 m |
| Type of test | Vibration resistance in acc. with EN 60068-2-6/IEC 60068-2-6 |
| Test result | 5g, 10...150 Hz, 2.5 h, in XYZ direction |
| Type of test | Shock in acc. with EN 60068-2-27/IEC 60068-2-27 |
| Test result | 25g, 11 ms period, half-sine shock pulse |
| Noise emission | EN 61000-6-4 |
| Noise immunity | EN 61000-6-2:2005 |
| Standards/regulations | EN 61000-4-2 |
| Contact discharge | ± 6 kV (Test Level 3) |
| Standards/regulations | EN 61000-4-3 |
| Frequency Range | 26 MHz ... 3 GHz (Test Level 3) |
| Standards/regulations | EN 61000-4-4 |
| Comments | Criterion B |
| Standards/regulations | EN 61000-4-5 |
| Signal | ± 1 kV (Data line, asymmetrical) |
| Standards/regulations | EN 55011 |
| Standards/regulations | EN 61000-4-6 |
| Frequency Range | 0.15 MHz ... 80 MHz |
Environmental Product Compliance
| REACh SVHC | Lead 7439-92-1 |
| China RoHS | Environmentally Friendly Use Period = 50 years |
| China RoHS | For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration” |
Accessories
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
2702636 - Active termination resistor for PROFIBUS and RS-485 bus systems, redundant power supply, routing of the supply voltage via DIN rail connector, electrical isolation, switchable termination, integrated programming interface
2761499 - D-SUB plug, 9-pos. female connector, one 35° cable entry, universal type for all systems, pin assignment: 1, 2, 3, 4, 5, 6, 7, 8, 9 to screw connection terminal block
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Additional Information
| Pack Size | 1 |
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