HEIDENHAIN iTNC 530 HSCI Service Manual page 520

The following figure shows how a suitable working area could look in accordance with IEC 61340.
An important part of the working area is a suitable working surface with a wristband with 1 Mohm
grounding resistance for grounding the person:
February 2012
1. Wristband with 1 Mohm grounding cable for grounding the person
2. Grounded connection for wristbands, floor mats, table mats etc. for equipotential bonding
3. Dissipative shoes
4. Dissipative flooring or floor mat
1 2
€
3 4
1
€
29 – 521