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0517
D
GB
F
NL
I
TR
CZ
PL
RUS
H
Operating instructions
Pressure switches for gas
DG..H, DG..N
Pressure switch for gas DG..I
Cert. version 08.19
Contents
Contents
Pressure switches for gas
DG..H, DG..N
Pressure switch for gas DG..I . . . . . . . . . . . . . 1
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Checking the usage . . . . . . . . . . . . . . . . . . . . .
Part designations . . . . . . . . . . . . . . . . . . . . . . . . 2
Type label. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Connection facilities . . . . . . . . . . . . . . . . . . . . . . 3
Installing DG..H, DG..N . . . . . . . . . . . . . . . . . . . 3
Installing DG..I . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Tightness test . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . 7
Designed lifetime . . . . . . . . . . . . . . . . . . . . . . . . 8
Logistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Certification . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Declaration of conformity . . . . . . . . . . . . . . . . . . 8
Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
E
DK
S
N
P
GR
www.docuthek.com
Safety
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
• , 1 , , ... = 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 11.17
The following chapters have been changed:
-
Adjustment
-
Technical data
-
Logistics
-
Certification
GB-1
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Table of Contents
Related Manuals for Honeywell Krom Schroder DG H Series
Summary of Contents for Honeywell Krom Schroder DG H Series
-
Page 1: Table Of Contents
Safety Safety 0517 Please read and keep in a safe place www.docuthek.com Please read through these instructions Operating instructions carefully before installing or operating. Following the Pressure switches for gas installation, pass the instructions on to the opera- DG..H, DG..N tor. -
Page 2: Checking The Usage
Type label Checking the usage DG..H, DG..N, DG..I For monitoring increasing and decreasing gas or D-49018 Osnabrück, Germany air pressure. Increasing negative pressure Increasing pressure Decreasing negative pressure Decreasing pressure -6 -5 -4 -3 -2 -1 0 1 Positive pressure Negative pressure DG..H, Gas, air, flue gas Air, flue gas... -
Page 3: Connection Facilities
Rp 1 Positive pressure measurement at port 5 Seal port 1. DG..H, DG..N = SK = SK + 0.18 mbar p = SK - 0.18 mbar DG 1,5I = SK + 0.4 mbar e.g. SK = 1.2: = 1.2 + 0.4 = = SK 1.6 mbar e.g. -
Page 4: Wiring
Negative pressure measurement at port 1 5 Seal port . Rp 1/4 – Rp 1/4 – Negative pressure measurement at port 5 Seal port 1. M16 x 1,5: ø 4–10 mm ▷ Contacts and close when subject to increas- ing pressure. Contacts 1 and close when sub- ject to falling pressure. -
Page 5: Adjustment
Air pressure switches: Adjustment Deviation ▷ The switching point is adjustable via hand wheel. ± 15% DG..H, ..N, ..I 1 Disconnect the system from the electrical power ± 15% or ± 0.4 mbar DG 1,5I ± 15% or ± 0.5 mbar DG 12I supply. - Page 6 Filter pad set Test key PIA To protect the electrical contacts in the DG from dirt To test the min. pressure switch, the DG can be particles in the surrounding air or in the medium, use vented in its switched state using the PIA test key a filter pad at the 1/8"...
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Page 7: Technical Data
Standard socket set 3 3 3 3 3 3 3 3 3 COM Order No.: 74915388 1 NC Standard coupler plug – Technical data Order No.: 74920412 Ambient conditions Pilot lamp set, red or blue Maximum medium, ambient and transport tem- peratures: DG..H, DG..N: -15 to +60°C, DG..I: -20 to +80°C. -
Page 8: Designed Lifetime
The addresses are Elster GmbH available on the Internet or from Elster GmbH. Strotheweg 1, D-49504 Lotte (Büren) Tel. +49 541 1214-0 We reserve the right to make technical modifications Fax +49 541 1214-370 in the interests of progress. hts.lotte@honeywell.com, www.kromschroeder.com GB-8...