Anti-static equipment and testing methods_Knowledge Center

Test instrument Germany CPM374 charging board tester, by the built-in timer, high voltage generator, electric field sensor. The use of its own flat electrodes and built-in 1015Ω high impedance design, can be used to detect the electrostatic potential and electrostatic eliminator of electrostatic decay time and ionic balance, but also to detect the electrostatic decay time of the material.

EPA anti-static technical requirements

*Ion balance: -35V offset +35V

*ANSI/ESD S20.20 Standard

*ANSI/ESD STM3.1 Standard

Professional heavy weight surface resistance tester also known as impedance tester, anti-static tester or megohmmeter is used to measure the impedance or resistance of all electrically conductive, anti-static and static dissipative surfaces.

EPA antistatic technical requirements

* Point-to-point resistance requirements:1×10^5 ~ 1×10^9Ω

* System resistance requirements:1×10^5 ~ 1×10^9Ω

* Friction voltage:<100V

* SJ/T10694-2006 Standardized

Test Instrument: Germany CPM374 Charging Plate Tester, consists of built-in timer, high voltage generator, electric field sensor. Using its own flat electrodes and built-in 10^15Ω high impedance design, it can be used to detect the electrostatic potential and electrostatic eliminator electrostatic decay time and ionic balance (residual voltage), and also can detect the electrostatic decay time of the material.

EPA antistatic technical requirements

* Ionic Equilibrium:-35V< offset <+35V

* ANSI/ESD S20.20 Standardized

* ANSI/ESD STM3.1 Standardized

This measurement instrument is used: CPM Charging Pad Monitor Trek 158, an anti-static tool suitable for use in EPA areas, the demonstration of the measurement of the following items: 1. anti-static pen 2. anti-static brushes 3. anti-static trays

EPA antistatic technical requirements

* Decay time requirement: 2 seconds

* Reference to IEC 61340-2-1 specification

Test instrument: the measurement instrument used: TR7800 heavy hammer type anti-static tester professional heavy hammer type surface resistance tester, also known as impedance tester, anti-static tester or megohmmeter, for the measurement of all conductive, anti-static and electrostatic discharge type surface impedance or resistance. Test preparation items: 1. a 15 * 15 metal plate 2. workshop commonly used cart

EPA antistatic technical requirements

* Point-to-point resistance requirements:1×10^5 ~ 1×10^10Ω

* System resistance requirements:1×10^5 ~ 1×10^9Ω

* Friction voltage:<100V

* SJ/T10694-2006 Standard Provisions

This measurement instrument using the Eltron TR7800 heavy weight antistatic tester professional heavy weight surface resistance tester, also known as impedance tester, antistatic tester or megohmmeter, is used to measure the impedance or resistance of all conductive, antistatic and static-discharge type surfaces.

EPA antistatic technical requirements

* Point-to-point resistance requirements:1×10^5 ~ 1×10^10Ω

* System resistance requirements:1×10^5 ~ 1×10^9Ω

* Friction voltage:<100V

* SJ/T10694-2006 Standardized

The measuring instrument used: Wolfgang warmbier CPM tester EFM-51 instrument with portable design, suitable for production line for rapid measurement. (CPS measurement results are not international standard specifications, can only be used as a reference for the effectiveness of static elimination equipment, international standard specifications need to comply with the Plate specifications for 15x15cm and the capacitance value of more than 20pF after charging voltage and other conditions).

EPA antistatic technical requirements

* Decay time requirements:< 2秒

* Reference to IEC 61340-2-1 specification

Detecting the static decay time of anti-static boxes and chambers

EPA antistatic technical requirements

* Decay time requirement: 2 seconds

* Conductive type surface resistivity:1.0x10^5Ω/☐

* Electrostatic dissipative surface resistivity:1.0x10^5~1.0x10^11Ω/☐

* GJB 3007A-2009 Standard Provisions
* SJ/T10694-2006 Standard Provisions

The use of this measuring instrument: Angstrom TR7800 Heavy Hammer Anti-static Tester Professional Heavy Hammer Surface Resistance Tester, also known as Impedance Tester, Anti-static Tester or Megohmmeter, is used to measure the impedance or resistance of all conductive, antistatic and electrostatic venting surfaces.

EPA antistatic technical requirements

* Point-to-point resistance requirements:1×10^5 ~ 1×10^10Ω

* SJ/T10694-2006 Standardized

It is equipped with a 750KΩ-10MΩ circuit (for testing wristbands) and a 750KΩ-100MΩ circuit (for testing shoes) for measuring the comprehensive resistance of the human body (including the resistance of the human body, wrist straps and shoes) for measuring the comprehensive resistance of the human body (including the resistance of the human body, wrist straps and shoes, etc.) of people entering the EPA.

EPA antistatic technical requirements

* System Resistor:1×10^5 ~ 1×10^9Ω

* SJ/T10694-2006 Standardized

To ensure that the charged potential of the operator's body is always at a low level, an antistatic wrist strap for body grounding can be used.

EPA antistatic technical requirements

* Resistance requirements in the worn state:7.5×10^5 ~ 1×10^7Ω

* SJ/T10694-2006 Standardized

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