Beck 930...EX Series Operating Instruction Download Page 11

 

 

Repairs 

Troubleshooting

 

 

 

 
 

Beck GmbH 
Druckkontrolltechnik 
Ferdinand-Steinbeis-Straße 4 
71144 Steinenbronn

 

 

 

 

Operating instructions – Pressure Switch - Model-930...EX 

Rev.9 

Page 11 of 18 

 

7  Repairs 

The following points must be noted before carrying out any work whatsoever on the equipment: 

  When work is being performed such as installation, making electrical  

connections or opening the housing, it must be ensured that 

  No electrical voltage is present 

 

Unintentional activation is not possible

 

 

Repairs must only be carried out by the manufacturer 

 

 

The following must be observed in potentially explosive areas: 

  No potentially explosive atmosphere is present 
  A release for work must have been issued by the operator 
  The applicable regulations and all documentation for this  

equipment must be adhered to 

  Only original spare parts from the manufacturer must be used 

 

The spare parts must comply with the required equipment category 

 

  Interventions that influence explosion protection must only be carried out by experts  

A prerequisite is adequate qualification (“capable person”) with regard to explosion 
protection
 and the use of the equipment 

8  Dismantling 

The following points must be noted before carrying out any work whatsoever on the equipment: 

 

 

Ensure that the equipment may be removed and that appropriate  
replacement measures have been taken. 
All of the instructions in chapter 7 “

Summary of Contents for 930...EX Series

Page 1: ...einbeis Stra e 4 71144 Steinenbronn Operating instructions Pressure Switch Model 930 EX Rev 9 Page 1 of 18 Ident 060925 BA 930 R9 2016_englisch_Druckversion doc Operating Instructions The adjustable D...

Page 2: ...rectors Rainer Beck Hans Peter Funk Dr Ernst Thielicke Operating instructions Pressure Switch Model 930 EX Rev 9 Page 2 of 18 1 General instructions 3 1 1 Safety instructions 3 1 1 1 General safety in...

Page 3: ...ngs of the symbols that are used are as follows Useful important additional information Dangers and safety instructions Important please read Failure to comply with these instructions can have a detri...

Page 4: ...d out Dust deposits must be avoided installation location protection cleaning etc in order to prevent dangerous surface temperature increases For the installation procedure it is necessary to take car...

Page 5: ...otentially explosive gasses and dust natural gas bio gas solvents etc Liquid Flammable liquids petrol solvent etc Use in zones in potentially explosive areas Pressure switches are used to monitor the...

Page 6: ...ith the specified zones With intrinsically safe systems i the associated operating materials barrier must al ways be installed outside the potentially explosive area The labelling of the product must...

Page 7: ...1 Pressure connections 2 plastic pipe connection pieces 6 mm P1 for connection to higher pressure P2 for connection to lower pressure 4 2 2 Electrical connections When work is being performed such as...

Page 8: ...km Li 1 mH km Cable routing If there is a risk of mechanical damage the cable must be provided with additional protection protective tube etc The cable diameter must be complied with in order to provi...

Page 9: ...ion must have been performed All interfaces such as inputs and outputs for control purposes must be connected and ready for operation 5 1 Parameterisation Equipment parameterisation Define all applica...

Page 10: ...ues calibration o Triggering of alarms by known process parameters test pressure etc Correction of calibration values calibration must be carried out in the factory Documentation of what was done by w...

Page 11: ...plosive areas No potentially explosive atmosphere is present A release for work must have been issued by the operator The applicable regulations and all documentation for this equipment must be adhere...

Page 12: ...ble ends must be marked and it must be ensured that No electrical voltage is present Unintentional activation is not possible 8 1 Disposal The equipment is made from recyclable materials and is design...

Page 13: ...st 2D 30V 60mA 0 6W Electrical connection Cable conduit M20x1 5 or cap nut conduit with cable strain relief AMP flat plug 6 3 mm x 0 8 mm in accordance with DIN 46244 or push on screw terminals Arrang...

Page 14: ...her Pressure connections 2 plastic pipe connection pieces external diameter 6 0 mm Maximum operating pressure 10 kPa for all pressure ranges Mounting position Switching pressure specifications apply t...

Page 15: ...d drawings and accessories Beck GmbH Druckkontrolltechnik Ferdinand Steinbeis Stra e 4 71144 Steinenbronn Operating instructions Pressure Switch Model 930 EX Rev 9 Page 15 of 18 9 2 Dimensioned drawin...

Page 16: ...Declaration of Conformity Beck GmbH Druckkontrolltechnik Ferdinand Steinbeis Stra e 4 71144 Steinenbronn Operating instructions Pressure Switch Model 930 EX Rev 9 Page 16 of 18 9 3 Declaration of Con...

Page 17: ...trolltechnik Ferdinand Steinbeis Stra e 4 71144 Steinenbronn Operating instructions Pressure Switch Model 930 EX Rev 9 Page 17 of 18 9 4 EC design test certification Note More documentation for EC des...

Page 18: ...for Ignition protection class Zone 2 22 Gc Dc Zone 2 22 1 21 Gb Db Zone 1 2 21 22 Ex ia IIB Ex ia IIIB 0 20 Ga Da Zone 0 1 2 20 21 22 CHARACTERICTICS Intrinsically safe operating materials Associated...

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