The BNI IOL-… acts as a decentralized input/output sensor module, which is connected to a 
higher-level IO-Link master module through an IO-Link interface. 
2.2.  Installation and 
Startup 
Attention! 
Installation and startup must only be carried out by trained technical personnel. 
Qualified personnel are people who are familiar with installation and operation of 
the product and have the necessary qualifications for these tasks. Any damage 
resulting from unauthorized tampering or improper use voids the manufacturer's 
guarantee and warranty. The operator must ensure that appropriate safety and 
accident prevention regulations are observed. 
2.3.  General Safety 
Instructions 
Commissioning and inspection 
Before commissioning, carefully read the user's guide. 
The system must not be used in applications in which the safety of persons is dependent 
upon proper functioning of the device. 
Authorized personnel 
Installation and startup must only be carried out by trained technical personnel. 
Intended use 
Warranty and liability claims against the manufacturer are rendered void by: 
−  Unauthorized tampering 
−  Improper use 
−  Use, installation or handling contrary to the instructions provided in this user's 
guide 
Obligations of the operating company 
The device is a piece of equipment in accordance with EMC Class A. This device can 
produce RF noise. The operator must take appropriate precautionary measures. The device 
may only be used with an approved power supply. Only use approved cables. 
Malfunctions 
In the event of defects and device malfunctions that cannot be rectified, the device must be 
taken out of operation and protected against unauthorized use. 
Intended use is ensured only when the housing is fully installed. 
2.4.  Resistance to 
aggressive 
substances 
Attention! 
The BNI modules generally have a good chemical and oil resistance. When 
used in aggressive media (eg chemicals, oils, lubricants and coolants each in 
high concentration (ie, low water content)) must be checked prior application-
related material compatibility. In the event of failure or damage to the BNI 
modules due to such aggressive media are no claims for defects. 
Attention! 
Before maintenance, disconnect the device from the power supply. 
Note 
In the interests of product improvement, Balluff GmbH reserves the right to 
change the technical data of the product and the content of this manual at any 
time without notice.