Endress+Hauser promag 31, Руководство по эксплуатации

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Contents Contents
Safety Instructions . . . . . . . . . 2
1. System Description . . . . . . . 5
1.1 Fields of application . . . . . . . . . 5
1.2 Principle of measurement . . . . . . . 5
1.3 The Promag 31 measuring system . . . 6
1.4 Design of the measuring system . . . . 8
2. Mounting and Installation . . . 11
2.1 General Information . . . . . . . . 11
2.2 Transport instructions for Promag
from DN 350 / 14" . . . . . . . . .
12
2.3 Mounting Instructions . . . . . . . 13
2.4 Mounting Promag 31 F . . . . . . . 16
2.5 Turning the transmitter housing
and local display
(compact version) . . . . . . . . .
18
2.6 Mounting the transmitter
(remote-mounted version) . . . . . .
19
2.7 Potential equalisation . . . . . . . 20
2.8 Earthing in an area with severe
interference . . . . . . . . . . .
21
3. Electrical Connection . . . . . 23
3.1 General information . . . . . . . . 23
3.2 Connection to the transmitter . . . . 23
3.3 Connection of the remote version . . . 24
3.4 Wiring diagrams . . . . . . . . . 25
3.5 Cable specifications . . . . . . . . 27
4. Operation and Commissioning . 29
4.1 Instrument Functions . . . . . . . . 29
4.2 Setting unit parameters with miniature
switches . . . . . . . . . . . .
33
4.3 Local display . . . . . . . . . . . 36
4.4 Commissioning . . . . . . . . . . 38
5. Fault Location and Remedies . . 39
5.1 Behaviour of the measuring equipment
in the event of a fault or alarm . . . . . 39
5.2 Instructions for fault location and remedies 40
5.3 Replacing the transmitter electronics . . 41
5.4 Repairs . . . . . . . . . . . . . . 43
6. Technical Data . . . . . . . . 45
6.1 Dimensions and weights . . . . . . . 45
6.2 Technical data: Sensor . . . . . . . . 48
6.3 Technical data: Transmitter and
measuring system . . . . . . . . . 52
6.4 Nominal diameter and flow rate . . . . 53
6.5 Conceptual definitions . . . . . . . . 54
6.6 Error limits
. . . . . . . . . . . . 55
Index . . . . . . . . . . . . . 57
Documentation for Ex instruments
Instruments which are used in the explosion hazardous area are supplied with a
separate “Ex documentation”, which is an integral part of this Operating Manual.
The instructions and connected loads provided in this supplement must absolutely
be observed.
An appropriate icon is shown on the front of this document according to the
approval given and the test centre.
Promag 31 Contents
Hauser 3