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www.docuthek.com
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Cert. version 03.94
© 2016 Elster GmbH · Edition 07.16
Safety
Please read and keep in a safe place
Please read through these instructions
carefully before installing or operating. Following the
installation, pass the instructions on to the opera-
tor. This unit must be installed and commissioned
in accordance with the regulations and standards
in force. These instructions can also be found at
www.docuthek.com.
Explanation of symbols
•
, , , 3
... = Action
▷
= Instruction
Liability
We will not be held liable for damage resulting from
non-observance of the instructions and non-com-
pliant use.
Safety instructions
Information that is relevant for safety is indicated in
the instructions as follows:
DANGER
Indicates potentially fatal situations.
WARNING
Indicates possible danger to life and limb.
CAUTION
Indicates possible material damage.
All interventions may only be carried out by qualified
gas technicians. Electrical interventions may only be
carried out by qualified electricians.
Conversion, spare parts
All technical changes are prohibited. Only use OEM
spare parts.
Changes to edition 0.6
The following chapters have been changed:
– Accessories
Contents
Operating instructions
D
GB
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GB-1
344550
Translation from the German
Pressure switches for air
DL..A, DL..K
Safety
Contents
Pressure switches for air DL..A, DL..K. . . . . .
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Checking the usage . . . . . . . . . . . . . . . . . . . . .
Type code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Part designations . . . . . . . . . . . . . . . . . . . . . . . . 2
Type label. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Positive pressure measurement . . . . . . . . . . . . . 3
Negative pressure measurement . . . . . . . . . . . . 4
Differential pressure measurement . . . . . . . . . . . 4
Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Function check. . . . . . . . . . . . . . . . . . . . . . . . . 5
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Z-angle bracket . . . . . . . . . . . . . . . . . . . . . . . . . 5
Tube set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pilot lamp set, red or blue . . . . . . . . . . . . . . . . . 6
LED set, red/green. . . . . . . . . . . . . . . . . . . . . . . 7
External adjustment . . . . . . . . . . . . . . . . . . . . . . 7
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . 7
Designed lifetime . . . . . . . . . . . . . . . . . . . . . . . . 7
Declaration of conformity . . . . . . . . . . . . . . . . . . 8
Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
