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14

ASC25 Instruction Manual

6.3

Component identification

Names of the components of Active Star Coupler are given below.

Terminal block

Fuse holder

Optical connector

Status display LED

Function setting

Rubber feet

-S20

Figure 6.2 Front view of the unit

Name

Use

Status display LED
(TX1 to 10, POWER, COMM)

Display of operational state

Terminal block

Power supply and Relay contact output

Fuse holder

Protection of power supply

Optical connector (CH1 to 10)

Fiber optic connection

Function setting switch

Setting/releasing function

Table 6.1 Uses of components shown on the front face of the unit

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Содержание ASC25

Страница 1: ...al Keep this instruction manual where it can be easily referred to by users and those responsible for the equipment Read this instruction manual carefully before using the equipment After this instruction manual has been read keep it beside the equipment Sep REQUIREMENTS ...

Страница 2: ... 15 6 5 LED display 17 6 6 Optical connector 18 6 7 Terminal block 19 6 8 Fuse holder 20 7 Start up and Power down methods 21 7 1 Start up method 21 7 2 Power down method 21 8 Precautions on using Active Star Coupler 23 9 Installation and Wiring 25 9 1 Method for mounting the main unit 25 9 2 Connection of optical fiber cables cords 27 9 3 Optical parts 28 9 4 Precautions on handling optical fiber...

Страница 3: ...2 ASC25 Instruction Manual 9 7 Precautions on ordering cables cords 38 9 8 Precautions on laying cables 39 ...

Страница 4: ...a station provided with F07 Type Optical Connector such as TOSVERT µ S250W W Drive Station Instruciton manuals for other TOSLINE S20 components are listed below System designers device designers and maintenance personnel using a TOSLINE S20 network should refer to these manuals for information about how these components can be used in a TOSLINE S20 network T2 T3 stations 6F3B0354 SIF Serial Interf...

Страница 5: ...4 ASC25 Instruction Manual ...

Страница 6: ...o prevent this from happening an Active Star Coupler can be used If the Active Star Coupler is used a station that is off will have no effect on the rest of the transmission system The Optical Connector Board of the Active Star Coupler has ten ports CH1 through CH10 in which CH1 and CH10 adopt FC Type connector same to the general version of Active Star Coupler ASC22 Other ports CH2 through CH9 ad...

Страница 7: ...6 ASC25 Instruction Manual ...

Страница 8: ...tion illustrated below 1 Basic configuration The maximum applicable number of F01 FC Type connector stations is two The maximum applicable number of F07 Type connector stations is eight F01 F01 FC Type station F07 F07 Type station Figure 3 1 2 Active Star Coupler daisy shain connection The maximum applicable number of ASCs in daisy chain connection is nine Figure 3 2 ...

Страница 9: ...8 ASC25 Instruction Manual ...

Страница 10: ...s after the detection of wire breaking at RX side On using the function refer to 8 1 Precautions on the Preventive Measures to Single Wire Breaking 3 Function of status display Since the conditions of power source and of transmission are confirmed by the turning ON OFF of the respective LEDs the function is useful in case of accident occurrence For detail of the display refer to 6 5 LED Display 4 ...

Страница 11: ...10 ASC25 Instruction Manual ...

Страница 12: ... Resuming to normal operation within 10 ms Insulation rating 1500 V AC for 1 minute Power Supply Fuse rating 250V 3A Operating temperature 0 to 55 C unit ambient temperature Tempe rature Storage temperature 20 to 75 C unit ambient temperature Humidity 20 to 90 RH no condensation Vibration Conforming to JIS C0911 Power OFF Frequency 16 7 Hz Displacement 3 mm Atmosphere Free from corrosive gas Dust ...

Страница 13: ...ype connector H PCF hard clad silica glass core fiber cable SI Model 200 230µm core dia clad dia Transmission distance Station to Star Coupler Max 1 km Star Coupler to Star Coupler Max 1 km Total system Max 10 km Number of daisy chain connection of Star Couplers Max 9 Connectable apparatus TOSLINE S20 fiber optic network stations HEALTHY contact Relay contact ON during normal operation Contact rat...

Страница 14: ...unit 1 unit Pet Name ASC25 Product Code SASC25 US Target apparatus for connection TOSLINE S20 fiber optic network stations Various kinds of stations ASC22 ASC25 2 Fuse 2 pieces Rating 250 V AC 3 A One is attached to the apparatus the other is for spare 3 L shape bracket 2 units Both are attached to the apparatus on shipment 6 2 External dimensions External dimensions Unit mm L shape bracket Figure...

Страница 15: ...setting Rubber feet S20 Figure 6 2 Front view of the unit Name Use Status display LED TX1 to 10 POWER COMM Display of operational state Terminal block Power supply and Relay contact output Fuse holder Protection of power supply Optical connector CH1 to 10 Fiber optic connection Function setting switch Setting releasing function Table 6 1 Uses of components shown on the front face of the unit ...

Страница 16: ...o single wire breaking of CH1 is actuated In the case that when the function is in ON mode the RX signal of CH1 cannot be detected during a period of about 400 ms the transmission of TX signal from CH1 is stopped On the port which entered the stop transmission when the switch is turned to OFF position after the circuit operation is resumed the transmission is reactivated on receiving signals from ...

Страница 17: ... the switch to ON position and the output side of the whole optical modules is kept to illuminate continuously Thus the optical power can be determined During the optical fiber cable laying work check that the satisfaction of the level requirements at terminals of optical fiber cables as needed using the function Refer to page 30 Turn the switch to OFF position and the mode returns to normal opera...

Страница 18: ...cription of LEDs is given below Name of LED Description POWER Normal Abnormal of power supply to the Active Star Coupler are displayed Turned ON Normal Turned OFF Abnormal State of absence of power supply State of fuse blown COMM Indicating the power source ON of Active Star Coupler and the acceptance of data from station Turned ON Normal Turned OFF Abnormal Power source of Active Star Coupler is ...

Страница 19: ...able H PCF hard clad Silica Glass SI optical fiber cable core diameter 200 µm clad diameter 230µm 3 Connection of cables Connection is made between FC Type connector and FC Type connector and between F07 Type connector and F07 Type connector For more detail refer to 9 Installation and wiring Note Sinse all ports have no priority among them arbitrary one may be used Nevertheless when the daisy chai...

Страница 20: ...nciator I O panel Class 3 grounding 100 V AC 200V AC terminal exchange is not required HEALTHY contact terminal Max 24V 1A Ground terminal Figure 6 5 Connection of cables 2 HEALTHY contact HEALTHY contact indicates abnormal state of power source and communication The following is the conditions of HEALTHY contact HEALTHY contact Condition of HEALTHY contact actuation Close Power supply is normal a...

Страница 21: ...connected and the POWER lamp of LED is not turned ON fuse may be blown In that case cut OFF the power supply and replace the fuse in the fuse holder at front panel of the Active Star Coupler Then turn the power source switch to ON position again Fuse rating 250 V 3 A ...

Страница 22: ... Star Coupler in the case of daisy chain connection using respective transmission cables 3 Set the operational mode switch 4 Supply power to the Active Star Coupler and to each station Note Either of the two may be actuated first 5 Begin the transmission to each station Refer to the instruction manual for respective stations 6 Through the above given steps the Active Star Coupler begins its operat...

Страница 23: ...22 ASC25 Instruction Manual ...

Страница 24: ...der wire breaking between ASC25s the function may be actuated based on the judgment during system design 2 General precautions for the Active Star Coupler Do not remove the unit cover On using the optical fiber cables care should be paid not to contaminate the edge faces of the optical connectors Since the optical parts have finely finished structures care should be given not to apply shock and un...

Страница 25: ...24 ASC25 Instruction Manual ...

Страница 26: ...r main unit to the base for the unit In that case remove the rubber feet at the bottom of the Active Star Coupler The L shape brackets have already been attached to the main unit of Active Star Coupler 2 Installation on a table For the case of installation of Active Star Coupler on a table place the Active Star Coupler on the table The Active Star Coupler is equipped with rubber feet at the bottom...

Страница 27: ...e Active Star Coupler upside down or vertical position When the mounting of the Active Star Coupler is made by using the L shape brackets remove the rubber feet at bottom of the main body Mounting position is illustrated below Horizontal mounting Top face Figure 9 2 Recommended mounting position Vertical mounting Top face Upside down mounting Bottom face Figure 9 3 Forbidden mounting position ...

Страница 28: ...ector TX of an Active Star Coupler shall be connected to a receiving connector RX of another Active Star Coupler further a receiving connector RX of an Active Star Coupler shall be connected to a transmission connector TX of another Active Star Coupler using respective optical cables Notes At Active Star Coupler side arbitrary port among CH1 through CH10 may be selected TX and RX of CH1 and CH10 a...

Страница 29: ...meter 230 0 10 µm Clad Material Fluoroacrylate resin Outer diameter 500 100µm Cable characteristics Housing Material Fluororesin Allowable tension max not more than 75 kg Nominal NA 0 40 Allowable bending radius min not less than 50 mm Wavelength 810nm Outer diameter 10 0 1 0mm Transmission loss max 7 0dB Km Weight 100kg Km Transmission band width max 14MHz Km Table 9 1 Characteristics of optical ...

Страница 30: ...e tension kg max 25 Allowable bending radius mm min 50 Table 9 2 That type of cord is used for connecting transmission modules inside of panel and for connecting an optical fiber cable with a transmission module We recommend the use of a H PCF cord that is described below Manufacturer Sumitomo Electric Industries Ltd Agency Takachiho Electric Co Ltd Model A Optical fiber cord with connector on one...

Страница 31: ...ends denotes cord length Aligner In line adapter IAT 4000 Connection of optical connectors Table 9 3 9 4 Precautions on handling optical fiber and optical connector Since optical fibers are finely finished parts and are made of glass handling of them shall be done with special care emphasizing the following 1 Do not damage and contaminate the edge faces of optical connector Damage or attached dust...

Страница 32: ...r cord Allowable tensile force of optical fiber is 25 kg The allowable tensile force at the attaching section with an optical connector is about 2 kg Special care should be paid on applying tension to the optical fiber cord The figure with underline is applied to a temporary tension and shall not be applied to sustained tension mode 6 Do not excessively tighten an optical fiber cord On clamping an...

Страница 33: ...d for the assembling method of optical connector For detail inquire to the cable manufacturer Recommended optical connector assembling tools Manufacturer Sumitomo Electric Industries Ltd Agency Takachiho Electric Co Ltd Model of optical connector assembling tools CAK 1062 1 Cut off about 110 to 150 mm of the edge portion of the optical fiber cable using a cutter knife or other means and inserts th...

Страница 34: ... be exposed from the edge of housing removal by 1 mm or less Housing Collar Jacket Tension member is divided to two equal portions Housing Collar Jacket max 1 mm Figure 9 11 Collar insertion Figure 9 12 Protrusion of collar 4 Using the jacket remover use the hole at 0 5 side of label indication remove the cover semi transparent of core wire of the optical fiber Housing Clad Core cover max 2 mm Fig...

Страница 35: ...udiness 5 Cut off the tension member by 5 to 6 mm using scissors and bring a spring on through the optical fiber cord 6 Insert the optical fiber through a ferrule Spring Ferrule Figure 9 14 Insertion of ferrule Note Assure that the optical fiber is inserted into the ferrule until either the tension member is folded to protrude to outside the ferrule by 1 to 2 mm or the tension member enters the fe...

Страница 36: ...nd the receiving side ferrule Optical fiber Plug holding cap Spring Plug casing Cord bush Projection Hole Figure 9 15 Optical connector assembly 10 Confirm the quantity of light using a light power tester or other means Recommended optical power meter Manufacturer Hactronics Co Ltd Agency Hakuto Co Ltd photom 205 light power meter Model photom 310 081CF light source unit photom 180 HTL F07 Type co...

Страница 37: ...evel diagram and confirm that the light power has sufficient margin in advance The following is an example of transmission receiving side level diagram The example shows that the receiving side receives up to 29 dBm of light power Nevertheless the receiving side is designed to be capable of min 25 dBm of light power taking into account of a margin The level diagram given below does not consider th...

Страница 38: ...e of intra cubicle wiring with several meters of length cords are convenient Since however cords are weak in mechanical strength the cords shall be fixed at about two meters of intervals to avoid free moving of the cords and to avoid direct application of self weight onto a connector Use of plurality of aligners increases the connection loss and causes troubles The number of aligners shall be mini...

Страница 39: ...he instruction manual In that case particularly the following listed characteristics shall be checked Core diameter Clad diameter Transmission band Applied wavelength Aperture rate Attenuation If the judgement is difficult to give please contact our section in charge of the matter Cable contractors shall be unified For example separate the cable contractor and the connector mounting contractor sho...

Страница 40: ...d 2 cords each having a length of about 1 meters A Check of light power meter One of the two light power meters shall be used as the light source and the two shall be connected as shown in the figure below thus confirm the light emission power Reference single core cord Light power meter transmission side Light power meter receiving side Figure 9 17 Measurement of light emission power Two referenc...

Страница 41: ...prepared during design stage if the transmission loss of the transmission line is abnormally large the portion structuring the transmission line should be abnormal Thus the inspection shall be given to individual sections 3 Check on system up At the point of system up check on the LED display status at each station to judge the performance of normal transmission For the meaning of display refer to...

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