1、 EIA STANDARD TP-54A Magnetic Permeability Test Procedure For Electrical Connectors, Contacts, and Sockets EIA-364-54A (Revision of EIA-364-54) May 1999 ELECTRONIC COMPONENTS, ASSEMBLIES Low-Mu: Severn Engineering Co., Permeability Indicator #3904, or equivalent. 3 Test specimen 3.1 Description The
2、test specimen shall consist of a fully assembled connector, connector components or contacts, as specified. EIA-364-54A Page 2 4 Test procedure 4.1 Unless otherwise specified, a 2.0 Mu pellet (insert) shall be used. The magnet of the hand-held indicator shall be alternately applied to and delicately
3、 removed from all the areas of the specimen. 4.2 Pulling the magnet from the calibrated pellet (insert) of the indicator shall constitute failure. 5 Detail to be specified The following details shall be specified in the referencing document: 5.1 Number of specimens to be tested 5.2 Magnetic permeabi
4、lity value if other than 2.0 Mu 6 Test documentation Documentation shall contain the details specified in clause 5, with any exceptions, and the following: 6.1 Title of test 6.2 Sample description 6.3 Test equipment used, and date of last and next calibration 6.4 Test procedure 6.5 Values and observ
5、ations. 6.6 Date of test and name of operator EIA Document Improvement ProposalIf in the review or use of this document, a potential change is made evident for safety, health or technicalreasons, please fill in the appropriate information below and mail or FAX to:Electronic Components Industry Assoc
6、iationEngineering Department Publications Office4212 Rock Hill Road, Suite 170Herndon, VA 20170-4212Phone: (571) 323-0294Document No. Document Title:Submitters Name: Telephone No.:FAX No.:e-mail:Address:Urgency of Change:Immediate: At next revision:Problem Area:a. Clause Number and/or Drawing:b. Recommended Changes:c. Reason/Rationale for Recommendation:Additional Remarks:Signature: Date:FOR EIA USE ONLYResponsible Committee:Chairman:Date comments forwarded to Committee Chairman:
