3
UK
Preliminary note
In these instructions the operating elements are represented as follows:
•
[Mode/Enter] = “Mode/Enter” button
The indications are represented as follows:
•
[OU1] = parameter “OU1”, [Hno] = parameter value “Hno”
An instruction on how to act is indicated by “►”.
•
Example: ► Check the reliable functioning of the unit.
A reaction to the action is indicated by “>”�
•
Example: > LED 8 is lit�
1 Safety instructions
Please read the product description prior to installing the unit.
•
Ensure that the product is suitable for your application without any
•
restrictions.
If the operating instructions or the technical data are not adhered to,
•
personal injury and/or damage to property may occur.
Please check for all applications that the product materials (see Technical
•
data) are compatible with the media to be measured.
For gaseous media the application is limited to max. 25 bar / 2,5 MPa.
•
For the scope of validity cULus: The device shall be supplied from an isolating
transformer having a secondary Listed fuse rated as noted in the following table�
Overcurrent protection
Control-circuit wire size
Maximum protective device rating [A]
AWG
[mm
2
]
22
0�32
3
20
0�52
5
18
0�82
7
16
1�3
10
14
2�1
20
12
3�3
25