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FO converters-PSI-MOS-PROFIB/FO 660 T-2708287
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FO converter with integrated optical diagnostics, alarm contact, for PROFIBUS up to 12 Mbps, 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
Redundant power supply possible by means of optional system power supply unit
High-quality electrical isolation between all interfaces (PROFIBUS // fiber optic ports // power supply // DIN rail connector)
Approved for use in zone 2
Integrated optical diagnostics for continuous monitoring of fiber optic paths
Floating switch contact for leading alarm generation in relation to critical fiber optic paths
Intrinsically safe fiber optic interface (Ex op is) for direct connection to devices in zone 1
Suitable for all data rates up to 12 Mbps
Bit retiming for any cascading depth
Key commercial data
Packing unit 1 pc
Weight per Piece (excluding packing) 234.2 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
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Technical data
Dimensions
Width 35 mm
Height 99 mm
Depth 106 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 191 g
Housing material PA 6.6-FR
Color green
MTBF 201 Years (Telcordia standard, 25°C temperature, 21% operating cycle (5
days a week, 8 hours a day))
42 Years (Telcordia standard, 40°C temperature, 34.25% operating cycle
(5 days a week, 12 hours a day))
MTTF 213 Years (SN 29500 standard, temperature 25°C, operating cycle 21 % (5
days a week, 8 hours a day))
150 Years (SN 29500 standard, temperature 40 °C, operating cycle 34.25
% (5 days a week, 12 hours a day))
86 Years (SN 29500 standard, temperature 40°C, operating cycle 100 % (7
days a week, 24 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
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Technical data
Power supply
Nominal supply voltage 24 V DC
Supply voltage range 18 V DC ... 30 V DC
Max. current consumption 130 mA
Typical current consumption 100 mA (24 V DC)
Connection method COMBICON plug-in screw terminal block
Serial interface
Interface 1 PROFIBUS acc. to IEC 61158, RS-485 2-wire, half duplex, automatic
control
Interface PROFIBUS
Operating mode Semi-duplex
Connection method D-SUB-9 female connector
File format/coding UART (11 Bit, NRZ)
Data direction switching Automatic control
Transmission medium Copper
Transmission length ≤ 1200 m (depending on the data rate, with shielded, twisted pair data
cable)
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 ≤ 12 Mbps
Optical interface FO
Transmit capacity, minimum -3 dBm (980/1000 µm)
-15.4 dBm (200/230 µm)
Minimum receiver sensitivity -30 dBm
Overrange receiver -3 dBm (980/1000 µm)
Wavelength 660 nm
Transmission length incl. 3 dB system reserve 70 m (With F-P 980/1000 230 dB/km with quick mounting connector)
400 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
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Technical data
Digital outputs
Output description Alarm output
Number of outputs 1
Maximum switching voltage 60 V DC
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 / UL Recognized / cUL Recognized / DNV / cULus Recognized
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Approvals
Ex Approvals
ATEX / UL Listed / cUL Listed / ATEX / UL Listed / cUL Listed / cULus Listed
Approvals submitted
Approval details
UL Recognized
cUL Recognized
UL Recognized
cUL Recognized
DNV
cULus Recognized
Drawings
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FO converters-PSI-MOS-PROFIB/FO 660 T-2708287
Application drawing
T T T
TTT
1100 m 3000 m
2000 m1500 m
800 m
Dimensioned drawing
106
99
PSI-MOS-PROFIB/FO 660T
Ord. No. 27 08 287
VCC
TD
RD
FO
SIGNAL
ERR
A
ERR
B
35
Schematic diagram
PSI-MOS-PROFIB/FO 660T
Ord. No. 27 08 287
VCC
TD
RD
FO
SIGNAL
ERR
A
ERR
B
1 2 34
5
6
7
8
915
10 16
11 17
12 18
13 19
14 20
Front view
Schematic diagram
VCC
TD
RD
FO
SIGNAL
ERR ERR
BA
Ord.-No. 27 08 287
MOS-PROFIB/FO 660 T
B
A
A
Opening the housing
Application drawing
E
T
T
Linearstructure
FO
FO
FO
Max.31
Max.31
Max.31
Tree structure
Application drawing
T T E
EEEE
...
E
Starstructure
FO
Max.31
Max.31
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FO converters-PSI-MOS-PROFIB/FO 660 T-2708287
Application drawing
T T
T TT T T T T T
...
... ... ... ...
max.31 max.31 max.31 max.31
max.31
FO
FO
Treestructure
Application drawing
........
........
........
........
TT
T
T
max.31
max.31
max.31
max.31
FO
RedundantFOring
Redundant FO ring
Application drawing
E
E
T
T
Point-to-pointconnection Redundant
point-to-pointconnection
FO
Max.31 Max.31
Max.31 Max.31
Block diagram
*) only with PSI-MOS.../FO...T
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