Basic Safety Instructions; Requirements For The Personnel; Intended Use; Workplace Safety - Endress+Hauser OTR31 Operating Instructions Manual

Basic safety instructions

2 Basic safety instructions
2.1

Requirements for the personnel

The personnel for installation, commissioning, diagnostics and maintenance must fulfill the
following requirements:
‣
Trained, qualified specialists must have a relevant qualification for this specific function
and task.
‣
Are authorized by the plant owner/operator.
‣
Are familiar with federal/national regulations.
‣
Before starting work, read and understand the instructions in the manual and
supplementary documentation as well as the certificates (depending on the application).
‣
Follow instructions and comply with basic conditions.
The operating personnel must fulfill the following requirements:
‣
Are instructed and authorized according to the requirements of the task by the facility' s
owner-operator.
‣
Follow the instructions in this manual.
2.2

Intended use

The device is a temperature switch for monitoring, displaying and controlling process
temperatures. The device is designed to meet state-of-the-art safety requirements and
complies with applicable standards and EC regulations. The device can, however, be a source
of danger if used incorrectly or for anything other than the purpose for which it was intended.
The manufacturer is not liable for damage caused by using the device incorrectly or for
purposes for which it was not intended.
2.3

Workplace safety

For work on and with the device:
‣
Wear the required personal protective equipment according to federal/national
regulations.
If working on and with the device with wet hands:
‣
Due to the increased risk of electric shock, gloves must be worn.
2.4

Operational safety

The measuring system meets the general safety requirements according to EN 61010-1 and
the EMC requirements according to IEC/EN 61326 in addition to NAMUR recommendations
NE 21, NE 43 and NE 53.
• Functional safety:
The device has been developed according to the IEC 61508 and IEC 61511-1 (FDIS)
standards. The device version with a PNP switch output and additional analog output is
fitted with mechanisms for error detection and prevention within the electronics and
software.
• Hazardous area:
The device is not approved for use in hazardous areas.
6
Temperature switch OTR31, OTR35