What does an ESD gun do?

Aug 20, 2025

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ESD (electrostatic discharge) gun or ESD simulator or ESD generator is a test device that test another product's resistance to electrostatic discharge. The ESD gun simulates a discharge which will often create a visible spark.

info-400-240

 

EMCSOSIN self-developed ESD guns comply with IEC/EN 61000-4-2, ISO 10605 standards, with an output voltage up to 30kV.

The tips, gun heads and RC discharge networks can be replaced and configured easily by the operator in a while, without complex assembly/disassembly operations. EN/IEC61000-4-2 and ISO 10605 compliant discharge modules available.

 

EMCSOSIN ESD Simulator Simple Operation

esd gun

 

1. ESD test setup

 

ESD test setup shall consist of a non-conductive table, standing on the GRP (ground reference plane). A horizontal coupling plane (HCP) shall be placed on the table. The EUT and its cables shall be isolated from the coupling plane by an insulating support.

An example of the test setup for table-top equipment is given as below.

 

esd test setup

 

2. There're two types of discharge electrode, air discharge electrode: with the round tip

contact discharge electrode: with the sharp tip. Connect the metal electrode to the ESD gun head. Connect the grounding crocodile clip to the ground reference plane. Make sure no other electronic devices exist in the test environment to avoid damage. And then power on device.

esd electrode

 

3. Set test parameters on color touch screen.

Voltage polarity: +, -, +/-, -/+

Set test voltage: 0.2~20kV/0.2~30kV

Discharge method: Contact discharge (the sharp tip), air discharge (the round tip)

Interval: 0.05~9.99s

Number of discharges: 1~9999

Trigger mode: Manual, auto, 20PPS, single, gun control

 

4. When the parameters are set, click "Start" on device color screen and carry out test.

 

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