WIKA 111.11 User Manual
WIKA Measuring instruments
WIKA Alexander Wiegand SE & Co. KG
Alexander-Wiegand-Straße 30
63911 Klingenberg • Germany
Tel.
(+49) 9372/132-0
Fax
(+49) 9372/132-406
E-Mail [email protected]
www.wika.de
31014275.01 08/2011 GB/D
Contents
1. Safety
2. Description
3. Specifications and intended use
4. Commissioning
5. Maintenance and cleaning
Appendix 1: Declaration of conformity for
models 111.xx, 113.53, 213.40 and 213.53
Installation with
open-ended
spanner
Operating
instructions
1. Safety
WARNING!
Before installation, commissioning and operation, ensure that the appropriate
pressure gauge has been selected in terms of measuring range, design and
specific measuring conditions.
■
Check the compatibility with the medium of the materials subjected to pressure!
■
In order to guarantee the measuring accuracy and long-term stability specified, the
corresponding load limits must be observed.
■
Non-observance can result in serious injury and/or damage to the equipment.
■
Only qualified persons authorised by the plant manager are permitted to install, maintain
and service the pressure gauges.
2. Description
■
Nominal sizes
Model 111.10:
NS 40, 50, 63, 80, 100, 160
Model 113.53: NS 40, 80, 100
Model 111.11/16: NS 40, 50, 63
Model 213.40: NS 63, 80
Model 111.12:
NS 40, 50, 63, 80, 100
Model 213.53: NS 50, 63
■
The instruments measure the pressure by means of resilient Bourdon tube pressure
elements
■
The measuring characteristics are in accordance with the EN 837-1 standard
3. Specifications and intended use
Pressure limitation
Steady:
3/4 x full scale value
Fluctuating: 2/3 × full scale value
Short time: Full scale value
Mechanical connection
In accordance with the general technical regulations for pressure gauges (e.g. EN 837-2
"Selection and installation recommendations for pressure gauges").
When screwing gauges in, the force
required for this must not be applied through
the case, but rather through the spanner
flats (using a suitable tool) provided for this
purpose on the square shaft of standard
connections.
Pressure gauge
models
1 and 213
per directive 94/9/EC (ATEX)
GB
Declarations of conformity see www.wika.com
Specifications: see data sheet on www.wika.com
Subject to technical modifications.
© 2011 WIKA Alexander Wiegand SE & Co. KG
II 2 GD c TX