VEGA VEGAMET 381 Ex - Manual (Page 21)

21
3 Product description
VEGAMET 381 Ex • 4 … 20 mA signal conditioning instrument
30418-01-131025
as well as the valid safety regulations and
accident prevention rules must be observed by
the user.
For safety and warranty reasons, any invasive
work on the device beyond that described in the
operating instructions manual may be carried
out only by personnel authorised by the manu-
facturer. Arbitrary conversions or modifications
are explicitly forbidden.
The safety approval markings and safety tips on
the device must also be observed.
2.5 CE conformity
The device fulfills the legal requirements of the
applicable EC guidelines. By affixing the CE
marking, we confirm successful testing of the
product.
You can find the CE Certificate of Conformity in
the download section of our homepage.
2.6 Safety instructions for Ex
areas
Please note the Ex-specific safety information
for installation and operation in Ex areas. These
safety instructions are part of the operating
instructions manual and come with the Ex-
approved instruments.
2.7 Environmental instructions
Protection of the environment is one of our most
important duties. That is why we have introdu-
ced an environment management system with
the goal of continuously improving company
environmental protection. The environment
management system is certified according to
DIN EN ISO 14001.
Please help us fulfill this obligation by observing
the environmental instructions in this manual:
•
Chapter "Packaging, transport and storage"
•
Chapter "Disposal"
3 Product description
3.1 Configuration
Scope of delivery
The scope of delivery encompasses:
•
Indicating and signal conditioning instru-
ment VEGAMET 381 Ex
•
Mounting set
•
Identification label
•
Documentation
– this operating instructions manual
Overview
F E DC
B A 9 8 7 6 5 4
32 1 0
- +
1 2
1
3
7
6
5
2
4
Abb. 10: VEGAMET 381 Ex
1 Status indication operating relay 1 and 2
2 Status indication fail safe relay
3 Status indication operation
4 [+/-] adjustment keys
5 Insertable tag for identification of the measure-
ment loop
6 Function switch
7 LC display
Type plate
The nameplate contains the most important
data for identification and use of the instrument:
•
Article number
•
Serial number
•
Technical data
•
Article numbers, documentation
The order data and the documentation of the
instrument can be retrieved by means of the
instrument serial number on the type label. To
do this, go to www.vega.com, "VEGA Tools" and
"serial number search".
3.2 Principle of operation
Application area
VEGAMET 381 Ex is a universal single signal
conditioning instrument with integrated level
switches and display for continuous sensors.
At the same time, it can serve as power supply