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https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 1 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid (http://phoenixcontact.com/download) FO converter with integrated optical diagnosis, alarm contact, for RS-485 2-wire bus systems (SUCONET K, Modbus ...) up to 500 kbps, NRZ coding, T-coupler with two FO interfaces (FSMA), 660 nm, for polymer/HCS fiber cable Product Features Can be combined with the PSI copper repeater in a modular way using DIN rail connectors Supply voltage and data signals routed through via DIN rail connectors Connections can be plugged in using a COMBICON screw terminal block Automatic data rate detection or fixed data rate setting via DIP switches High-quality electrical isolation between all interfaces (RS-485 // fiber optic ports // power supply // DIN rail connector) Redundant power supply possible by means of optional system power supply unit Approved for use in zone 2 Floating switch contact for leading alarm generation in relation to critical fiber optic paths Integrated optical diagnostics for continuous monitoring of fiber optic paths Intrinsically safe fiber optic interface (Ex op is) for direct connection to devices in zone 1 Suitable for data rates up to 500 kbps Key commercial data Packing unit 1 pc Weight per Piece (excluding packing) 240.0 GRM Custom tariff number 85176200 Country of origin Germany Technical data Note Utilization restriction EMC: class A product, see manufacturer's declaration in the download area

https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 2 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Technical data Dimensions Width 35 mm Height 99 mm Depth 105 mm Ambient conditions Ambient temperature (operation) -20 °C ... 60 °C Ambient temperature (storage/transport) -40 °C ... 85 °C Permissible humidity (operation) 30 % ... 95 % (non-condensing) Altitude 5000 m (For restrictions see manufacturer's declaration) Degree of protection IP20 Noise immunity EN 61000-6-2:2005 General Bit delay ≤ 1 Bit Bit distortion, input ± 35 % (permitted) Bit distortion, output < 6.25 % Electrical isolation VCC // RS-485 Test voltage data interface/power supply 1.5 kVrms (50 Hz, 1 min.) Electromagnetic compatibility Conformance with EMC Directive 2004/108/EC Noise emission EN 55011 Net weight 200 g Housing material PA 6.6-FR Color green MTBF 220 Years (Telcordia standard, 25°C temperature, 21% operating cycle (5 days a week, 8 hours a day)) 44 Years (Telcordia standard, 40°C temperature, 34.25% operating cycle (5 days a week, 12 hours a day)) Conformance CE-compliant ATEX  II 3 G Ex nAC IIC T4 X (Please follow the special installation instructions in the documentation!)  II (2) GD [Ex op is] IIC (PTB 06 ATEX 2042 U) (Please follow the special installation instructions in the documentation!) UL, USA / Canada Class I, Zone 2, AEx nc IIC T5 Class I, zone 2, Ex nC nL IIC T5 X Class I, Div. 2, Groups A, B, C, D Power supply Supply voltage range 18 V DC ... 30 V DC Max. current consumption 130 mA Typical current consumption 100 mA (24 V DC)

https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 3 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Technical data Power supply Connection method COMBICON plug-in screw terminal block Serial interface Interface 1 RS-485 interface, 2-wire Operating mode Semi-duplex Connection method Pluggable screw connection File format/coding UART (11/10 bit switchable; NRZ), slip-tolerant Data direction switching Automatic control Transmission medium Copper Transmission length ≤ 1200 m (depending on the data rate, with shielded, twisted data cable) Termination resistor 390 Ω 220 Ω 390 Ω (Can be connected) Conductor cross section solid min. 0.2 mm² Conductor cross section solid max. 2.5 mm² Conductor cross section stranded min. 0.2 mm² Conductor cross section stranded max. 2.5 mm² Conductor cross section AWG/kcmil min. 24 Conductor cross section AWG/kcmil max 14 Serial transmission speed 4,8/ 9,6/ 19,2/ 38,4/ 57,6/ 75/ 93,75/ 115,2/ 136/ 187,5/ 375/ 500 Optical interface FO Transmit capacity, minimum -5.3 dBm (980/1000 µm) -16 dBm (200/230 µm) Minimum receiver sensitivity -30.2 dBm Overrange receiver -3 dBm (980/1000 µm) Wavelength 660 nm Transmission length incl. 3 dB system reserve 100 m (With F-P 980/1000 230 dB/km with quick mounting connector) 800 m (With F-K 200/230 10 dB/km with quick mounting connector) Transmission medium Polymer fiber HCS fiber Transmission protocol Protocol-transparent to the RS-485 interface Connection method F-SMA Digital outputs Output name Relay output Output description Alarm output Number of outputs 1 Maximum switching voltage 60 V DC

https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 4 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Technical data Digital outputs

42 V AC

Limiting continuous current 0.46 A Classifications eCl@ss eCl@ss 4.0 27230207 eCl@ss 4.1 27230207 eCl@ss 5.0 27230207 eCl@ss 5.1 27230207 eCl@ss 6.0 27230207 eCl@ss 7.0 27230207 eCl@ss 8.0 27143136 ETIM ETIM 2.0 EC001423 ETIM 3.0 EC001423 ETIM 4.0 EC001423 ETIM 5.0 EC001423 UNSPSC UNSPSC 6.01 30211506 UNSPSC 7.0901 39121008 UNSPSC 11 39121008 UNSPSC 12.01 39121008 UNSPSC 13.2 43201553 Approvals Approvals Approvals UL Recognized / cUL Recognized / DNV / cULus Recognized Ex Approvals ATEX / UL Listed / cUL Listed / cULus Listed

https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 5 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Approvals Approvals submitted Approval details UL Recognized cUL Recognized DNV cULus Recognized Drawings Application drawing E E T T Point-to-point□connection Redundant point-to-point□connection FO Max.□31 Max.□31 Max.□31 Max.□31 Redundant point-to-point connection Application drawing E T T Linear□structure FO FO FO Max.□31 Max.□31 Max.□31

https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 6 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Application drawing T T E E E E E ... E Star□structure FO Max.□31 Max.□31 Application drawing T T T TT T T T T T ... max.□31 max.□31 max.□31 max.□31 max.□31 FO FOTree□structure Redundant structure Application drawing T T T T T T ... Redundant□structure max.□31 max.□31 max.□31 max.□31 FO Tree structure

https://www.phoenixcontact.com/us/products/2708300 09/05/2014 Page 7 / 7 FO converters - PSI-MOS-RS485W2/FO 660 T - 2708300 Block diagram ERR□B ERR□A (1) (2) 24V 11□(3) 12□(4) CTRL 390 220 390 DC DC D(A)□(8) D(B)□(7) GND□(6) 24□V 0□V GND Data A Data B gn rd rd ye gn Line□Diagnostics□Port□A Line□Diagnostics□Port□B Bus□Management FO□Port□A FO□Port□B*) DIN□Rail□Connector *)□only□for□PSI-MOS-RS485□W2/FO...T Retiming Retiming Retiming Alarm COMBICON Function/ Data□Rate TD RD TD RD FO□Line FO□Line Phoenix Contact 2014 © - all rights reserved http://www.phoenixcontact.com