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Schmidt 

Mess- und Regeltechnik

3

©2010 Schmidt 

Mess- und Regeltechnik

Fon 0 67 32 - 91 91 20        Fax 0 67 32 - 96 24 42

[email protected]

Installation and Operating Instructions
Flap-Type Flow Meter KLA

1. Foreword

These Installation and Operating Instructions are applicable to devices of Series KLA. Please 
follow all instructions and information given for installation, operation, inspection and maintenance. 
The instructions form a component part of the device, and should be kept in an appropriate place 
accessible to the personnel in the vicinity of the location. Where various plant components are 
operated together, the operating instructions pertaining to the other devices should also be 
observed.

2. Safety
2.1. Symbol and Meaning

!

Safety notice

This safety notice can be found at all hints on work safety in these assembly and operating 
instructions pointing out hazards for life and limb of persons. Such notices should be strictly 
observed.

2.2. General Safety Directions and Exemption from Liability

This document contains basic instructions for the installation, operation, inspection and 
maintenance of the flap-type flow meter. Failure to comply with these instructions can lead to 
hazardous situations for man and beast and also to damage to property, for which Schmidt Mess-
und Regeltechnik disclaims all liability.
The operator is required to rule out potentially hazardous situations through voltage and released 
media energy.

2.3. Intended Use

The KLA Series device is a flap-type VA flow meter for fluids. It is designed for installation in 
horizontal or vertical pipe runs. In vertical pipe runs, flow through the device must be from below. 
Installation in the pipeline may only be carried out in accordance with these instructions. Select the 
version of the flap-type VA flow meter on the basis of the pipe diameter at the installation location of 
the device. The limit values for the device are specified in section 10 and must be complied with. 
Any modifications or other changes made to the measuring device may be carried out solely by the 
manufacturer. Details pertaining to the fluid product and operating conditions are noted on the 
scale.

2.4. Special Safety Directions for Glass Devices

!

For safety reasons, we recommend placing a protective shield in front of the 
measuring device before starting up flow meters fitted with glass panels. The devices 
should not be operated where there is risk of pressure surges!

Summary of Contents for KLA

Page 1: ...Schmidt Mess und Regeltechnik 1 2010 Schmidt Mess und Regeltechnik Fon 0 67 32 91 91 20 Fax 0 67 32 96 24 42 info schmidt messtechnik de Installation and Operating Instructions Flap Type Flow Meter KLA ...

Page 2: ... 8 9 9 1 10 10 1 Safety 3 Symbol and Meaning 3 General Safety Directions and Exemption from Liability 3 Intended Use 3 Special Safety Directions for Glass Devices 3 Information for Operator and Operating Personnel 4 Regulations and Guidelines 4 Notice as Required by the Hazardous Materials Directive 4 Transport and Storage 4 Installation 4 Mounting Position KLA 4 Start up 6 Readings in Operation 6...

Page 3: ... flap type flow meter Failure to comply with these instructions can lead to hazardous situations for man and beast and also to damage to property for which Schmidt Mess und Regeltechnik disclaims all liability The operator is required to rule out potentially hazardous situations through voltage and released media energy 2 3 Intended Use The KLA Series device is a flap type VA flow meter for fluids...

Page 4: ...tect we would point out that all flow meters returned to Schmidt Mess und Regeltechnik for repair are required to be free from any and all hazardous substances alkaline solutions acids solvents etc Make sure that devices are thoroughly rinsed out to neutralize hazardous substances 3 Transport and Storage The KLA device is packed by the factory in packaging appropriate for transportation and storag...

Page 5: ...4 42 info schmidt messtechnik de Installation and Operating Instructions Flap Type Flow Meter KLA Figure 1 shows correct installation of the device The scale faces the front Figure 1 Viewing direction In Figure 2 the device has been installed incorrectly The scale faces upwards Figure 1 Viewing direction ...

Page 6: ... top edge of the KLA flap Measured values are correct only when the operating condition at the measuring point flowing medium operating pressure and temperature corresponds to the operating state data marked on the scale 7 Limit Switches The flow meter can be equipped with limit switches with preset switching point to provide local indication with monitoring function The switches have a bistable c...

Page 7: ... screws on the rear cover and take the cover off Remove any dirt and deposits that may have accumulated in the casing and on the flap The shaft of the flap runs on pivot bearings Should these have too much play the device can also be opened from the front Detach the lock nuts and retighten the bearing screws Then retighten the lock nuts The flap must be positioned so close to the front plate that ...

Page 8: ... 6 special version Cast steel PN25 Fitting dimensions DN 25 200 8 Mounting length See Table Corrosion protection Epoxy resin paint traffic blue RAL 5017 stove enamelled Rubber lining NR isoprene quality Thermostability standard 100 C With rubber lining max 90 C Special version up to max 250 C Turndown ration normally 1 10 Measurement uncertainty 5 FS Viewing window Pressed hard glass Degree of pro...

Page 9: ...l NBR 32 150 KLA rubber lined version Blind flange Grey cast iron rubber lined 1 4571 1 4571 1 4571 Grey cast iron steel rubber lined Sil C8200 32 150 Grey cast iron rubber lined Hastelloy C4 Hastelloy C4 VA Teflon Grey cast iron steel rubber lined Sil C8200 32 150 Grey cast iron rubber lined Teflon Hastelloy C4 VA Teflon Grey cast iron steel rubber lined Sil C8200 80 150 Grey cast iron rubber lin...

Page 10: ...geltechnik 10 2010 Schmidt Mess und Regeltechnik Fon 0 67 32 91 91 20 Fax 0 67 32 96 24 42 info schmidt messtechnik de Installation and Operating Instructions Flap Type Flow Meter KLA 10 1 Dimensions All dimentions in mm ...

Page 11: ...ion and Operating Instructions Flap Type Flow Meter KLA 10 2 Technical Data of Limit Switches The following devices are equipped with limit switches KLA Standard IK KLA Standard IKS with SJ3 5N SC3 5 NO BU with SB3 5 E2 Inductive Limit Switches Connection via right angle plug pole number 3 PE to DIN 46350 model A with crewed cable gland M16 IP 65 ...

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