Phoenix PSM-ME-RS232/TTY-P-interface converter 2744458, interface converter, convert RS-232 (V.24) to TTY, with electrical isolation, 2 channels, rail mounted
| Product Type |
Interface Interface Converter |
| Application |
RS-232 |
| TTY |
| MTBF |
1989 (Telcordia standard, temperature 25°C,21% operation cycle (5 days a week, 8 hours a day)) |
| 410 years (Telcordia standard, 40°C,34.25% cycle (5 days a week, 12 hours a day)) |
| electrical isolation |
VCC // V.24 (RS-232) // TTY |
| rated conditions |
1.8W |
| test voltage data interface/power supply |
2 kVrms(50 Hz,1 min) |
| 2 kV AC |
| Test Voltage Data Interface |
2 kV AC |
| Power |
| Supply Voltage Range |
19.2V AC/DC ... 28.8V AC/DC |
| Rated supply voltage |
24V AC/DC ± 20% (via plug-in COMBICON screw terminal block) |
| Typical current consumption |
75 mA (24V DC) |
| protection circuit |
Surge protection; Suppressor diode |
| Power |
| Tightening torque |
0.56 Nm ... 0.79 Nm |
| bit distortion |
<5% |
| bit delay |
< 3 µs |
| signal |
Modbus |
| transmission channel |
2(1/1)RxD, TxD, Full Duplex |
| data: RS-232 interface, according to ITU-T V.28, EIA/TIA-232, DIN 66259-1 |
| serial transmission rate |
≤ 19.2 kbps |
| Connection Mode |
D-SUB-9 male connector |
| Pin Distribution |
DTE/DCE switching through switches |
| Transmission Length |
15 m (shielded twisted pair) |
| single wire/wiring point, flexible |
0.2 mm² ... 2.5 mm² |
| AWG stranded wire, flexible |
13 |
| AWG Wire Minimum Cross Section, Flexible |
24 |
| Supported Protocols |
Transparency Agreement |
| data: TTY interface, 2 channels, according to DIN 66348-1 |
| serial transmission rate |
≤ 19.2 kbps |
| Connection Mode |
pluggable screw connection |
| Transmission Length |
1000 m (shielded twisted pair) |
| single wire/wiring point, flexible |
0.2 mm² ... 2.5 mm² |
| AWG stranded wire, flexible |
13 |
| AWG Wire Minimum Cross Section, Flexible |
24 |
| load/output load current output |
≤ 500 Ω |
| impedance |
≤ 117 Ω (output) |
| 126 Ω (input) |
| output current |
2x 20 mA ± 10% (loop current) |
