ETSO-C43d

• ED Decision 2020/011/R found in: CS-ETSO Amdt 17 - European Technical Standard Orders (Oct 2026)

#### ETSO-C43d *ED Decision 2020/011/R* ##### **Temperature Instruments** 1 Applicability This ETSO provides the requirements which new models of temperature instruments that are designed and manufactured on or after the date of this ETSO must meet in order to be identified with the applicable ETSO marking. 2 Procedures 2.1 General The applicable procedures are detailed in CS-ETSO, [Subpart A](#_DxCrossRefBm920220672). 2.2 Specific None. 3 Technical Conditions 3.1 Basic 3.1.1 Minimum Performance Standard The applicable standards are those provided in SAE International’s Aerospace Standard AS8005 ‘Minimum Performance Standard for Temperature Instruments’ Revision A, September 1996, as amended by Appendix 1. Exceptions: (i) In the friction error test SAE AS8005A, paragraph 4.8, the vibration (to minimise friction) provisions of paragraph 4.3 do not apply. (ii) For clarification, the vibration test of SAE AS8005A, paragraph 5.8, shall be conducted in accordance with the test procedure required by paragraph 3.1.2 below. 3.1.2 Environmental Standard See CS-ETSO, Subpart A, paragraph 2.1. 3.1.3 Software See CS-ETSO, Subpart A, paragraph 2.2. 3.1.4 Airborne Electronic Hardware See CS-ETSO, Subpart A, paragraph 2.3. 3.2 Specific 3.2.1 Failure Condition Classification See CS-ETSO, Subpart A, paragraph 2.4. 4 Marking 4.1 General See CS-ETSO, Subpart A, paragraph 1.2. 4.2 Specific None. 5 Availability of Referenced Documents See CS-ETSO, Subpart A, paragraph 3. [Amdt ETSO/16]