2.7.1
Electrical safety and voltage supply
The product must be supplied only with PELV (extra low
voltage with protective separation from supply circuits;
see General electrical information in the HEIDENHAIN
brochure "Interfaces of HEIDENHAIN Encoders") at the
control input.
The temperature sensor inputs meet the requirements
for protective separation from the PELV supply
voltage and the switching outputs in accordance with
DIN EN 61800-5-1 and DIN EN 61010-1.
Insulation of the temperature sensors from the
housing, encoder electronics, and switching outputs
Type of insulation
System voltage
Overvoltage category
Pollution degree
Rated impulse voltage
Elevation
44
Reinforced insulation
300 V
III
2
6000 V
EIB 52xx, EIB 5181: max.
2000 m above sea level
EIB 5291S: max. 1000 m
above sea level
2.7.2
Electrical safety precautions
WARNING
Hazard of contact with live parts when opening the
product.
This may result in electric shock, burns, or death.
Never operate the product with the housing open
NOTICE
Electrostatic discharge (ESD)!
This device contains electrostatic sensitive
components that can be destroyed by electrostatic
discharge (ESD).
It is essential to observe the safety precautions for
handling ESD-sensitive components
Never touch connector pins without ensuring proper
grounding
Wear a grounded ESD wristband when handling
device connections
NOTICE
Damage to internal parts of the product!
If you open the product, the warranty and the
guarantee will become void.
Never open the housing
Only the product manufacturer is permitted to
access the inside of the product
HEIDENHAIN | EIB 5000 | Operating Instructions | 04/2021