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.

Industrial RS-232/422/485 to multimode fibre optic converter, SC connector, 2 kV insulation, IECEx, -40 to 85°C operating temperature

Serial interface
– Number of connections 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
5-pin terminal strip
Multimode SC connection
– Isolation 2 kV (I models)
– Pull high/low resistor for RS-485 150 kilo-ohms, 10 kilo-ohms, 4.7 kilo-ohms, 3.3 kilo-ohms, 1 kilo-ohm, 909 ohms, 822 ohms, 770 ohms, 500 ohms, 485 ohms
– RS-485 data direction control ADDC (automatic data direction control)
– Terminating resistor for RS-485 N/A, 120 Ohm, 120 Kilo-Ohm

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 264 mA @ 12 to 48 VDC
– Input voltage 12 to 48 VDC
– Number 1
– Supported overload protection
– Power connection terminal block
– Power consumption 246 mA @ 12 to 48 VDC

Physical properties
– Metal housing
– Protection class IP30
– Dimensions 30.3 x 70 x 115 mm (1.19 x 2.76 x 4.53 in)
– Weight 330 g (0.73 lb)
– DIN rail mounting

Environmental conditions
– Operating temperature -40 to 85°C (-40 to 185°F)
– Storage temperature (including packaging) -40 to 85°C (-40 to 185°F)
– Relative humidity 5 to 95% (non-condensing)

Standards and certifications
– EMC EN 55032/35
– EMI CISPR 32, FCC Part 15B Class A
– EMS
IEC 61000-4-2 ESD: Contact: 8 kV; Air: 15 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
IEC 61000-4-4 EFT: Power: 4 kV; Signal: 2 kV
IEC 61000-4-5 Surge: Power: 4 kV; Signal: 1 kV
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 L 61010-2-201
– Vibration IEC 60068-2-6
– Hazardous areas
UL/cUL Class I Division 2 Groups A/B/C/D
ATEX Zone 2

MTBF
– Time 792,085 hours
– Standards Telcordia (Bellcore), GB