Moxa’s industrial-grade serial to fibre converters can convert RS-232/422/485 to fibre, providing users with an easy and reliable way to communicate with their serial devices.

RS-232/422/485 to multimode fibre optic plug-in module converter, SC connector

Serial interface
Number of ports
– 2
Serial standards
– RS-232, RS-422, RS-485
Baud rate
– 50 bps to 921.6 kbps (supports non-standardised baud rates)
Flow Control
– ADDC® (automatic data direction control) for RS-485
Connection
– Multimode SC connection
Fibre optics
Pull high/low resistor for RS-485
– 1 kilo-ohm, 150 Kilo-Ohm
RS-485 Data Direction Control
– ADDC® (automatic data direction control)
Terminator for RS-485
– N/A, 120 Ohm, 120 kilo-ohms

Serial signals
RS-232
– TxD, RxD, GND
RS-422
– Tx+, Tx-, Rx+, Rx-, GND
RS-485-4w
– Tx+, Tx-, Rx+, Rx-, GND
RS-485-2w
– Data+, Data-, GND

Performance parameters
Input current
– 150 mA @ 12 VDC
Overload current protection
– Supported
Current consumption
– 150 mA @ 12 VDC

Physical properties
Housing
– Metal
IP protection class
– IP30
Dimensions
– 86.8 x 136.5 x 21 mm (3.42 x 5.37 x 0.83 in)
Weight
– 105 g (0.23 lb)

Environmental conditions
Operating temperature
– 0 to 60°C (32 to 140°F)
Storage temperature (in packaging)
– -20 to 75°C (-4 to 167°F)
Relative humidity
– 5 to 95% (non-condensing)

Standards and certifications
EMC
– EN 55032/24
EMI
– CISPR 32, FCC Part 15B Class A
EMS
– IEC 61000-4-2 ESD: Contact: 4 kV; Air: 8 kV
– IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
– IEC 61000-4-4 EFT: Power: 1 kV; Signal: 0.5 kV
– IEC 61000-4-5 Surge: Power: 2 kV(AC), 1 kV(DC)
– IEC 61000-4-6 CS: 150 kHz to 80 MHz: 3 V/m; Signal: 3 V/m
– IEC 61000-4-8 PFMF
Environmental testing
– IEC 60068-2-1
– IEC 60068-2-2
– IEC 60068-2-3
Safety
– EN 60950-1, IEC 60950-1
Vibration
– IEC 60068-2-6

MTBF
Time
– 514.926 hours
Standards
– Telcordia (Bellcore), GB