FO converters - PSI-MOS-DNET/FO 850 T - 2313986

Fiber optic converter with integrated optical diagnostics, for DeviceNet™, CAN, CANopen® up to 1000 kbps, T-coupler, interfaces: 1 x CAN, 1 x Alarm, 2 x FO (B-FOC), 850 nm, for PCF/fiberglass (multi-mode)



Technical data





Application drawing  

Application drawing
Point-to-point connection

Application drawing  

Application drawing
Line structure

Application drawing  

Application drawing
Star structure

Application drawing  

Application drawing
Tree structure

Block diagram  

Block diagram

Dimensional drawing  

Dimensional drawing

Schematic diagram  

Schematic diagram
Device connections

Schematic diagram  

Schematic diagram
DIP switches

Schematic diagram  

Schematic diagram
Front view

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Utilization restriction EMC: class A product, see manufacturer's declaration in the download area
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Dimensional drawing
Width 35 mm
Height 102 mm
Depth 119 mm
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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
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Serial interface

Interface 1 CAN interface, in accordance with ISO/IS 11898 for DeviceNet, CAN, CANopen
Operating mode Semi-duplex
No. of ports 2 (CAN_High / CAN_Low)
Connection method COMBICON plug-in screw terminal block
File format/coding Bit stuffing, NRZ
Transmission medium 2-wire twisted pair, shielded
Transmission method CSMA/CA
Transmission length ≤ 5000 m (Dependent on the data rate and the protocol used)
Number of bus devices ≤ 64 (per potential segment)
≤ 63 (DeviceNet™, can be addressed logically)
≤ 128 (CANopen®, can be addressed logically)
Termination resistor 124 Ω (Integrated and ready to be switched)
Conductor cross section solid min. 0.2 mm²
Conductor cross section solid max. 2.5 mm²
Conductor cross section flexible min. 0.2 mm²
Conductor cross section flexible max. 2.5 mm²
Conductor cross section AWG min. 24
Conductor cross section AWG max. 14
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Optical interface FO

Transmit capacity, minimum -14.5 dBm (50/125 µm)
-13.3 dBm (62,5/125 µm)
-10.2 dBm (200/230 µm)
Minimum receiver sensitivity -28.1 dBm (50/125 µm)
-28.1 dBm (62,5/125 µm)
-28.1 dBm (200/230 µm)
Wavelength 850 nm
Transmission length incl. 3 dB system reserve 4200 m (with F-G 50/125 2.5 dB/km)
3900 m (with F-G 62,5/125 3.0 dB/km)
1800 m (with F-K 200/230 8 dB/km with quick mounting connector)
Transmission medium PCF fiber
Multi-mode fiberglass
Transmission protocol Protocol transparent for CAN interface
Connection method B-FOC (ST®)
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Digital outputs

Output name Relay output
Number of outputs 1
Contact type N/O contact
Minimum switching voltage 11 V DC
Maximum switching voltage 30 V DC
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Power supply

Nominal supply voltage 24 V DC (With UL approval)
Supply voltage range 11 V DC ... 30 V DC (via pluggable COMBICON screw terminal block)
Typical current consumption 150 mA (24 V DC)
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Bit distortion, input ± 35 % (permitted)
Bit distortion, output < 6.25 %
Electrical isolation VCC // CAN
Test voltage data interface/power supply 1.5 kVrms (50 Hz, 1 min.)
Electromagnetic compatibility Conformance with EMC Directive 2014/30/EU
Noise emission EN 55011
Net weight 250.3 g
Housing material PA 6.6-FR
Color green
MTBF 400 Years (Telcordia standard, 25°C temperature, 21% operating cycle (5 days a week, 8 hours a day))
64 Years (Telcordia standard, 40°C temperature, 34.25% operating cycle (5 days a week, 12 hours a day))
MTTF 543 Years (SN 29500 standard, temperature 25 °C, operating cycle 21 % (5 days a week, 8 hours a day))
247 Years (SN 29500 standard, temperature 40 °C, operating cycle 34.25 % (5 days a week, 12 hours a day))
102 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 nA IIC T4 Gc X (Please follow the special installation instructions in the documentation!)
UL, USA/Canada 508 Listed
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Standards and Regulations

Electromagnetic compatibility Conformance with EMC Directive 2014/30/EU
Type of test Vibration resistance in acc. with EN 60068-2-6/IEC 60068-2-6
Test result 5g, 10...150 Hz, 2.5 h, in XYZ direction
Type of test Shock in acc. with EN 60068-2-27/IEC 60068-2-27
Test result 15g, 11 ms period, half-sine shock pulse
Noise emission EN 55011
Noise immunity EN 61000-6-2
Free from substances that could impair the application of coating according to P-VW 3.10.7 57 65 0 VW-AUDI-Seat central standard
Standards/regulations EN 61000-4-2
Contact discharge ± 6 kV
Standards/regulations EN 61000-4-3
EN 61000-4-4
Comments Criterion B
Standards/regulations EN 61000-4-5
Signal ± 1 kV
Standards/regulations EN 55011
EN 61000-4-6
Shock 15g in all directions in acc. with IEC 60068-2-27
Vibration (operation) in acc. with IEC 60068-2-6: 5g, 150 Hz
Conformance CE-compliant
ATEX  II 3 G Ex nA IIC T4 Gc X
UL, USA/Canada 508 Listed
Shipbuilding approval DNV GL
DNV GL-Temperature B
DNV GL-Humidity A
DNV GL-Vibration A
DNV GL-Enclosure Required protection according to the Rules shall be provided upon installation on board
Noxious gas test ISA-S71.04-1985 G3 Harsh Group A
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Environmental Product Compliance

REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 50
For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration”
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eCl@ss 4.0 27230207
eCl@ss 4.1 27230207
eCl@ss 5.0 27230207
eCl@ss 5.1 27230200
eCl@ss 6.0 27230200
eCl@ss 7.0 19170114
eCl@ss 8.0 19170114
eCl@ss 9.0 19170114
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ETIM 3.0 EC000236
ETIM 4.0 EC000236
ETIM 5.0 EC001467
ETIM 6.0 EC001467
ETIM 7.0 EC001467
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UNSPSC 6.01 30211506
UNSPSC 7.0901 39121008
UNSPSC 11 39121008
UNSPSC 12.01 39121008
UNSPSC 13.2 43201553
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Unit 15C, 906-930 Great South Road, Penrose
Auckland 1061
New Zealand

Phone: 0508 474 636
Toll Free (Local)
09 950 8495
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