General Safety Notice; Electrostatic Discharge; Open Equipment - GE RSTi-EP User Manual

Safety
This section includes general safety instructions for handling the RSTi-EP system. Specific safety
instructions for specific tasks and situations are given at the appropriate places in the
documentation.
When using remote I/O RSTi-EP modules, refer to the Module for Functional Safety Manual (GFK-2956).

2.1 General Safety Notice

Work on the RSTi-EP products may only be performed by qualified personnel with the support of
trained persons. As a result of their professional training and experience, an personnel is qualified to
perform the necessary work and identify any potential risks.
Before any work is carried out on the products (installation, maintenance, retrofitting), the power
supply must be switched off and secured against being switched on again. Work may be carried out
with safety extra-low voltage.
The manual provided with the equipment shall be followed in detail to assure proper and safe
operation.
A stabilized 24V DC power supply shall be used.
All field wiring intended for connection to the power terminal shall consist of copper conductors with
the insulation locally removed. Additional intermediate connecting parts, other than ferriles, shall not
be used.
When working during continued operations, the emergency stop mechanisms must not be made
ineffective. If you need technical help, contact Technical Support. For phone numbers and email
addresses, refer to the General Contact Information page in the front of this manual.
If a malfunction on a RSTi-EP product cannot be fixed after following the recommended measures
(refer to the Chapter, LED Indicators and Troubleshooting), the product in question must be sent back
to GE. GE does not assume any liability if the base or electronic module has been tampered with.

2.1.1 Electrostatic Discharge

RSTi-EP products can be damaged or destroyed by electrostatic discharge. When handling the
products, the necessary safety measures against electrostatic discharge (ESD) according to IEC
61340-5-1 and IEC 61340-5-2 must be observed.
All devices are supplied in ESD-protected packaging. The packing and unpacking as well as the
installation and disassembly of a device may only be carried out by qualified personnel and in
accordance with the ESD information.

2.1.2 Open Equipment

RSTi-EP products are open equipment (having live electrical parts that may be accessible to users)
that may only be installed and operated in lockable housings, cabinets or electrical operations
rooms. Only trained and authorized personnel may access the equipment.
For applications requiring functional safety or in order to maintain compliance with the ATEX
Directive [Class 1, Zone 2 area (Category 3)], the surrounding housing must meet at least IP 54.
The standards and guidelines applicable for the assembly of switch cabinets and the arrangement of
data and supply lines must be complied with.
GFK-2958E RSTi-EP User Manual November 2017 20