US Conec MTP Series Loopback Casing Installation Download | Manualshive

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Applications Engineering Notes

Copyright 2019 US Conec, Ltd.

Document Title

MTP

®

Loopback Casing Installation

Document Number

AEN-1430

Revision Number

1.0

Effective Date

August 28, 2019

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Summary of Contents for MTP Series

Page 1: ...Applications Engineering Notes Copyright 2019 US Conec Ltd Document Title MTP Loopback Casing Installation Document Number AEN 1430 Revision Number 1 0 Effective Date August 28 2019 ...

Page 2: ... method to encapsulate optical fibers in loopback test assemblies The interaction of this accessory with US Conec MTP connector hardware greatly simplifies use of the loopback assembly by eliminating the need to manually access the release slider during extraction from an MTP port Figure 1 3 refer to US Conec customer drawing number C13357 Note The photos in this document are representative and ma...

Page 3: ...corresponding receiver on the other end of the channel When a loopback is in place an optical path is formed between a transmitter and receiver in the same transceiver Important In order to assemble a loopback device correctly it is important to know the polarity of the transceiver that the loopback device will be used for Refer to the transceiver manufacturer s specifications to determine polarit...

Page 4: ... one row and the receivers are located in the other row The loopback device will need to create an optical path between TX0 and RX0 TX1 and RX1 TX2 and RX2 etc This convention would also apply to 16 fiber wide transceivers This polarity is compatible with ANSI TIA 568 3 Figure 2 2 3 0 Fiber Ribbon Preparation This step applies to multimode and single mode fibers and 12 fiber wide and 16 fiber wide...

Page 5: ...her Mark both ends of the fibers 40mm from the end Figure 3 1a 1 3 1a 2 Load the fibers in a disposable loose fiber ribbonizing tool as shown in Figure 3 1a 2 Refer to US Conec Document AEN 1414 Operating Instructions for the US Conec Disposable Loose Fiber Ribbonizing Tool to select the appropriate ribbonizing tool The order of the fibers must create the optical paths as described in Section 2 1 ...

Page 6: ...bonization Figure 3 1a 3 3 1b Two row Loopback Polarity shown here is compatible with ANSI TIA 568 3 For one row loopback follow Step 3 1a 3 1b 1 For a two row loopback you will need 12 fibers for a 12 fiber wide ferrule and 16 fibers for a 16 fiber wide ferrule Cut the fibers into 155mm lengths Use tape to keep the loose fibers together Mark both ends of the fibers 40mm from the end Figure 3 1b 1...

Page 7: ...to select the appropriate ribbonizing tool The 40mm marks made on the fibers in Step 3 1b 1 indicate the starting point for ribbonization Adjust the fibers in the tool so that the marks are aligned Follow the instructions in AEN 1414 to ribbonize the fibers on one end of the ribbon Figure 3 1b 2 3 1b 3 Load the fibers on the other end of the ribbon in the ribbonizing tool in the same order as the ...

Page 8: ...opback C21531 AEN 1424 Assembly Ferrule and Boot One row and Two row Loopback C7593 N A Note The two piece round spring push is also compatible with the Loopback Casing 4 2 MTP Termination AEN The following steps will refer to the corresponding MTP termination AEN listed in Table 4 1 for additional instructions materials and equipment to strip cleave and terminate the fibers in a ferrule and insta...

Page 9: ...er Figure 4 3a 1 1 Ensure that the loose fiber portion of the loopback stays within the ribbon channel of the holder Figure 4 3a 1 2 Close the front locking cover of the ribbon holder to secure the ribbon Do not close the rear locking cover Figure 4 3a 1 3 Figure 4 3a 1 1 Figure 4 3a 1 2 Figure 4 3a 1 3 4 3a 2 Strip and cleave the ribbon according to the appropriate MTP termination AEN listed in T...

Page 10: ... 3a 3 2 4 3b Two row Loopback For one row loopback follow Step 4 3a 4 3b 1 Insert the ribbon in the ribbon holder Align the 12mm mark with the edge of the holder Figure 4 3b 1 1 Close the front locking cover of the ribbon holder to secure the ribbon Close the rear locking cover Figure 4 3b 1 2 Figure 4 3b 1 1 Figure 4 3b 1 2 4 3b 2 Strip and cleave the ribbon according to the appropriate MTP termi...

Page 11: ...e ribbon and bring the two ends together This step will create the optical paths as described in Section 2 2 which is compatible with ANSI TIA 568 3 4 3b 5 Carefully insert both rows of ribbon through the spring push until the ribbonized sections of the ribbon are past the spring push latches The loop in the ribbon will cause it to back out of the spring push Use tape around the fiber loop and spr...

Page 12: ... spring and ferrule boot onto the ribbon Refer to the appropriate MTP termination AEN listed in Table 4 1 to determine the correct orientation of the ferrule boot relative to the ferrule Figure 4 4 4 5 Follow the steps in the appropriate MTP termination AEN listed in Table 4 1 to terminate and polish the ferrule and install the connector hardware The complete MTP connector will look similar to Fig...

Page 13: ...tor outer housing is in the window of the casing and at the very edge of the window Figure 5 1 2 otherwise the casing may not close properly in Step 5 2 Figure 5 1 1 Figure 5 1 2 Note Ensure the fibers do not extended beyond the covered section of the non handle half of the casing Figure 5 1 3 Figure 5 1 4 5 2 Install the handle half of the casing by interlocking the hooks with the non handle half...

Page 14: ...Operation 6 1 Inserting Loopback Assembly Align the loopback assembly and the adapter port with the connector key properly oriented Grasp the handle or the body of the casing and gently push into the port until a click is heard Ensure that the loopback assembly is inserted straight into the port Figure 6 1 6 2 Extracting Loopback Assembly Grasp the handle or the body of the casing and gently pull ...

Page 15: ...n be replaced with individual single fiber connectors e g LC SC etc Figure A 2 A 2 1 It is recommended to use index matching gel between the mated pair MTP 1 and MTP 2 at Position 1 The index matching gel will minimize potential polishing anomalies at Position 1 A 2 2 It is strongly recommended that MTP 3 uses the same grade ferrule as the Device Under Test DUT which is the loopback assembly Verif...

Page 16: ...TP 1 MTP 2 and MTP 4 can be replaced with individual single fiber connectors e g LC SC etc Figure A 3 A 3 1 It is recommended to use index matching gel between the mated pair MTP 1 and MTP 2 at Position 1 The index matching gel will minimize potential polishing anomalies at Position 1 A 3 2 It is strongly recommended that MTP 3 uses the same grade ferrule as the Device Under Test DUT which is the ...

Page 17: ...ECTION IS RECOMMENDED MTP MTP PRO MTP Elite MTP 16 MXC MT Elite PRIZM LightTurn PRIZM MT ELiMENT IBC and Eliminator are trademarks or registered trademarks of US Conec Ltd Hickory NC Loctite Prism 4861 411 403 4860 4851 BIPAX TRA BOND and F113SC are trademarks or registered trademarks of Henkel IP Holding GmbH Düsseldorf Germany ...

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