b
The local power network for power supply to the system must be installed and
safeguarded in accordance with the relevant regulations.
b
A protective conductor must always be connected to PE.
2.10.4
Measuring point switchover
Measuring point switchover
For systems with 2 to 4 measuring points, a measuring point switchover with advance
extraction of the sample gas is installed.
Figure 16: Measuring pont
switchover for 4 measuring points
(example)
1
Measuring point
switchover
2
Advance extraction
b
Installation:
see "Gas flow diagram", page 59
.
b
Programming the measuring point switchover:
see "Measuring points - automatic",
.
2
INSTALLATION
32
T E C H N I C A L I N F O R M A T I O N | MARSIC200
8017324/15A2/V6-0/2019-10 | SICK
Subject to change without notice