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T i t l e  

Drawing 

No. 

Optical Data Transmission Device for Ethernet 

EWF-0EA/B-N Specification 

C-42-04433 

2

 

 

 

1. General 

    This device is a repeater that can connect to the Ethernet line directly. No need of MAC address or IP setting 

and it can be used as a LAN cable. It can use Ethernet line

 

between network cameras and host/slave for the 

communication. Communication distance up to 50m, converts to optical wireless communication

 

and 

possible to communicate between moving devices. Be sure to use A type and B type as a pair. 

 

 

 

 

 

 

 

 

 

2. Structure

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Red light 

EWF-0EA-N 

 

LAN 

LAN 

DC24V 

DC24V 

EWF-0EB-N 

Communication 

connector 

Internal power 

(DC/DC) 

Power supply 

connector 

 

Transformer 

PHY 

CPU 

Waveform 
circuit 

Laser drive 

circuit 

Receiver 

amplifier

 

Mode 

switch 

 

Indicator 

lamp 

   

Summary of Contents for EWF-0EA-N

Page 1: ...ended reason Pages Date Corrector Amended No Optical Data Transmission Device for Ethernet EWF 0EA B N Specification C 42 04433 1 9 30th Aug 2019 FA 8271 Supported network Tamaki 19th July 2019 OPTICA...

Page 2: ...hernet line between network cameras and host slave for the communication Communication distance up to 50m converts to optical wireless communication and possible to communicate between moving devices...

Page 3: ...ithout dew frost Ambient illuminance 10000lux or less Halogen mercury lamp Impact resistance 490m s2 X Y and Z directions each 10 times Vibration resistance 10 to 55Hz double amplitude of 1 5mm for 2...

Page 4: ...cuit 1 COM 2 CD 3 VIN 0V Power supply input 4 VIN DC24V Connector pin assignment for level voltage output Model No AWG No Nominal cross section Finished dimension 37104 2206 000FL AWG 20 to 22 0 3 to...

Page 5: ...Signal Signal Function 1 TD Transmission Data 2 TD Transmission Data 3 RD Reception Data 4 Not Used 5 Not Used 6 RD Reception Data 7 Not Used 8 Not Used P S L2 L1 C R Socket view View from the mattin...

Page 6: ...ht emission power is other than allowable level the indicator lights C L1 and L2 blinks Stops the emission and will be in error mode During error mode check if the device returns to normal operation b...

Page 7: ...n OFF of Slave only Slave mode Slave mode Not possible Both link does not connects Does not emits on both side Do not use other operation mode combination than above It may be the reason of data commu...

Page 8: ...eiving Disconnects LAN Link YES NO Slave mode Light receiving Disconnects LAN Link YES NO Light projecting Connected LAN link YES NO Stop emitting Slave mode Emits when light receiving and LAN link is...

Page 9: ...A to adjust so that the level output voltage of B becomes maximum Swing sidewise B to adjust so that the level output voltage of A becomes maximum If a reflector is installed on the optical axis or ne...

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