Basic Safety Instructions; Requirements For The Personnel; Designated Use; Workplace Safety - Endress+Hauser Flowphant T DTT31 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

Designated use

The device is a flow switch for monitoring mass flow rates in industrial processes. 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 designated use.
The manufacturer is not liable for damage caused by improper or non-designated use.
2.3

Workplace safety

For work on and with the device:
‣
Wear the required personal protective equipment according to federal/national
regulations.
For welding work on the piping:
‣
Do not ground the welding unit via the measuring device.
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

• 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
Flowphant T DTT31, DTT35
Endress+Hauser