Foreword
107144_en_01 PHOENIX CONTACT 5 / 74
1 Foreword
1.1 Purpose of this user manual
This user manual will help you to start up and operate the Inline controller ILC 2050 BI (Or-
der No. 2403160) and ILC 2050 BI-L (Order No. 2404671).
Hereinafter, this document uses the general term Inline controller.
1.2 General safety notes
Observe the country-specific installation, safety, and accident prevention regulations.
During startup and maintenance work, proceed in accordance with the five safety rules of
DIN EN 50110-1. In general, the rules should be observed in the order indicated below:
– Disconnect safely
– Ensure power cannot be switched on again
– Verify safe isolation from the supply
– Ground and short circuit
– Cover or safeguard adjacent live parts
Once the work is complete, perform the above steps again in reverse order.
NOTE: Property damage due to impermissible stress
The IP20 degree of protection (IEC 60529 / EN 60529) requires that the device be used
in a clean and dry environment. If you use the device outside of the specified limits, this
may cause damage to the device.
• Do not subject the device to mechanical or thermal stress that exceeds the specified
limits.