BAIJIAN - Third party testing organization
This standard specifies the terms and definitions、 product classification、 basic parameters、 requirements、 test methods、 inspection rules、 markings、 packaging、 instructions、 and storage of flow display instruments. This standard is applicable to use in conjunction with flow sensors or transmitters for flow integration、 indication Various types of flow display instruments with microprocessors such as volume correction (hereinafter referred to as instruments). 2 Normative reference documents The following documents are essential for the application of this document. For dated reference documents、 only the dated version applies to this document. For undated reference documents、 the new version (including all modification orders) Applicable to this document. GB/T 191 Packaging、 Storage and Transportation Graphical Symbols GB 3836.1 Explosive Atmospheres Part 1: General Requirements for Equipment GB 3836.2 Explosive Atmospheres Part 2: Equipment Protected by Flameproof Enclosures GB 3836.4 Explosive Atmospheres Part 4: Equipment Protected by Intrinsically Safe "i" GB 4208-2008 Degrees of Protection Provided by Enclosures (P Code) GB/T 9969 General Instructions for Industrial Products GB/T 13384 General Technical Conditions for Packaging of Mechanical and Electrical Products GB/T 15479 Insulation Resistance of Industrial Automation Instruments Technical Requirements and Test Methods for Insulation Strength GB/T 17611-1998 Terminology and Symbols for Measurement of Fluid Flow in Closed Pipelines GB/T 17626.2 Electromagnetic Compatibility Testing and Measurement Techniques Electrostatic Discharge Immunity Test GB/T 17626.3 Electromagnetic Compatibility Testing and Measurement Techniques、 Radio Frequency Electromagnetic Field Radiation Immunity Test GB/T 17626.4 Electromagnetic Compatibility Testing and Measurement Techniques Electrical Fast Transient Pulse Group Immunity Test GB/T 17626.5 Electromagnetic Compatibility Testing and Measurement Techniques surge Impact Immunity Test GB/T 17626.6 Electromagnetic Compatibility Testing and Measurement Techniques Conducted Disturbance Induced by RF Fields Immunity GB/T 17626.8 Electromagnetic Compatibility Testing and Measurement Techniques: Power Frequency Magnetic Field Immunity Test GB/T 17626.11 Electromagnetic Compatibility、 Testing and Measurement Techniques - Voltage Dips、 Short Interruptions、 and Voltage Variations Immunity Test GB/T 18268.1-2010 Electrical Equipment for Measurement、 Control、 and Laboratory Use: Electromagnetic Compatibility Requirements - Part 1: General Requirements GB/T 18271.3 General Performance Evaluation Methods and Procedures for Process Measurement and Control Devices、 Part 3: Tests for Influence Factors、 GB/T 22112 Arrangement and Marking of Wiring Terminals for Industrial Automation Instruments、 GB/T 22162 Dimensions of Panels and Openings for Industrial Process Measurement and Control Instruments、 GB/T 25480 Basic Environmental Conditions and Test Methods for Transportation and Storage of Instruments、 JB/T 6239.1 General Test Methods for Industrial Automation Instruments、 Part 1: Common Mode Serial mode immunity test JB/T 8622 Technical conditions and scale of industrial platinum thermistors、 If you have any requirements、 please contact 18501763637
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific、 fair、 and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsinspection and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered、 meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing、 with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle、 low cost、 and attentive service 7. Possess authoritative qualifications such as CMA、 CNAS、 CAL、 etc 8. The testing report is authoritative and effective、 and is generally used in China