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FISCHER Mess- und Regeltechnik GmbH

Safety guidelines | 1

BA_EN_DE49_0

5 / 32

• evident damage to the instrument

• failure of the electrical circuits

• longer storage outside the approved temperature range.

• considerable strain due to transport

Repairs may be carried out by the manufacturer only.

A professional single conformity inspection as per DIN EN 61010, section 1,
must be carried out before the instrument can be re-commissioned. This inspec-
tion must be performed at the manufacturer's location. Correct transport and
storage of the instrument are required.

1.5 Unauthorised Modification

Modifications of or other technical alterations to the instrument by the customer
are not permitted. This also applies to replacement parts. Only the manufacturer
is authorised to make any modifications or changes.

1.6 Inadmissible Modes of Operation

The operational safety of this instrument can only be guaranteed if it is used as
intended. The instrument model must be suitable for the medium used in the
system. The limit values given in the technical data may not be exceeded.

The manufacturer is not liable for damage resulting from improper or incorrect
use.

1.7 Safe working practices for maintenance and installation work

The safety instructions given in this operating manual, any nationally applicable
regulations on accident prevention and any of the operating company's internal
work, operating and safety guidelines must be observed.

The operating company is responsible for ensuring that all required mainten-
ance, inspection and installation work is carried out by qualified specialized per-
sonnel.

1.8 Pictogram explanation

 DANGER

Type and source of danger

This indicates a 

direct

 dangerous situation that could lead to death or 

serious

injury 

 (highest danger level).

a) Avoid danger by observing the valid safety regulations.

 WARNING

Type and source of danger

This indicates a 

potentially

 dangerous situation that could lead to death or 

ser-

ious injury 

 (medium danger level).

a) Avoid danger by observing the valid safety regulations.

Summary of Contents for DE49 # 0 series

Page 1: ...49 0 Digital differential pressure transmitter for explosive areas Dust explosion protection zone 21 and 22 dry dusts Gas explosion protection zone 1 and 2 gases and vapors 09005166 BA_EN_DE49_0 Rev S...

Page 2: ...itten consent of the company FISCHER Mess und Regeltechnik GmbH Bad Salzuflen Reproduction for internal use is expressly allowed Brand names and procedures are used for information purposes only and d...

Page 3: ...description 7 2 1 Lieferumfang 7 2 2 Intended use 7 2 3 Equipment versions 7 2 4 Function diagram 8 2 5 Design and mode of operation 8 3 Assembly 9 3 1 General 9 3 2 Process connection 9 3 3 Electric...

Page 4: ...virtue of their specialized training their skills and experience and their knowledge of the pertinent standards WARNING For explosion proof models the specialized personnel must have received spe cia...

Page 5: ...d as intended The instrument model must be suitable for the medium used in the system The limit values given in the technical data may not be exceeded The manufacturer is not liable for damage resulti...

Page 6: ...ger This indicates a potentially dangerous situation that could lead to slight or seri ous injury damage or environmental pollution low danger level a Avoid danger by observing the valid safety regula...

Page 7: ...ication The differential pressure transmitter DE49 0 BH00M is suitable as an electrical device for operation in potentially explosive areas The device must be installed in Zone 1 or 2 or Zone 21 or 22...

Page 8: ...1 ATEX marking Order Codes Technical data Serial number Electr connection Year of construction Illustration 2 Nameplate 2 4 Function diagram Safe area Hazardous area Zone 0 1 2 Zone 21 22 Supply PE Ex...

Page 9: ...constant rain or snow WARNING Falling objects The operator must ensure that any falling objects cannot collide with the in stalled unit Steps must be taken to prevent sparks being generated on impact...

Page 10: ...urement Pressure open 3 Under pressure measurement open Under pressure 3 3 Electrical connections Illustration 5 Ground connection The electrical connection may only be realised by authorised and qual...

Page 11: ...protection type intrinsic safety Ex ia IIC Ui 30 V Ii 100 mA Pi 750 mW inner effective capacity Ci 2 5 nF effective inner inductivity Li negligible NOTICE In contrast to the EMV GND the power connect...

Page 12: ...a 3 key film keypad Page down menu Decrease value Call up menu Save value OK Page up menu Increase value 4 3 Parameters After being activated the device briefly displays the software version number a...

Page 13: ...on the measuring cell itself You can set the response time to pressure jumps with this parameter The value range is 0 0 s to 200 0 s NOTICE Maximum damping But with maximum damping it will take more t...

Page 14: ...a and me must at least be 25 of the basic measuring range The software does not allow any larger spreads Turndown 4 1 If the range information is stated wrongly you cannot leave the menu If ma me the...

Page 15: ...e set from med to 0 Support point table f 3 30 causes linearization of the output and display based on a support point table Also a parameter lin is shown behind which there is a submenu for entering...

Page 16: ...locks the unit and it can be configured again NOTICE Forgotten password If the password is forgotten it can only be deleted again by the manufacturer 4 3 9 Reset The function rst allows all settings t...

Page 17: ...is permanently set to zero Outside the range the measured value is approached as shown in the fig ure Zero point window 13 F Function selection F 0 The device works as a linear transmitter The paramet...

Page 18: ...pair 1 Value pair 2 Value pair 3 Value pair 30 Sub menu i g1 lower current limit Define the minimum output signal here 3 5 22 5mA i g2 upper current limit Define the maximum output signal here 3 5 22...

Page 19: ...build up Cleaning intervals depend on the amount of local dust 5 2 Transport The measuring device must be protected against impacts It should be transpor ted in the original packaging or a suitable t...

Page 20: ...00 0 25 0 2 5 250 750 0 40 0 4 0 250 750 0 60 0 6 0 500 1500 0 100 0 10 0 500 1500 2 5 250 50 150 4 50 150 6 50 150 10 1 0 100 300 16 1 6 100 300 25 2 5 250 750 40 4 0 250 750 60 6 0 500 1500 100 500...

Page 21: ...e 0 60 C 6 5 Display and control elements Display 4 digit LC display stating the measuring unit Keyboard Foil keypad with 3 buttons Programming Attenuation 0 0 100 0 s jump response time 10 90 for sig...

Page 22: ...nections have an inner capacity of max 5 nF 6 7 Application conditions Ambient temperature 10 60 C Media temperature 10 60 C Storage temperature 20 70 C Enclosure protection class IP65 as per EN 60529...

Page 23: ...ng set for installing the panel Assembly of the mounting rails using an adapter Dimensional drawings All dimensions in mm unless otherwise stated 90 76 11 75 83 5 70 5 61 5 78 63 Rear view without wal...

Page 24: ...nt bolts for M3 x 5 mm screw 81 9 0 2 78 0 0 2 Wall thickness 2 5 mm R4 47 8 0 2 63 0 0 2 Illustration 12 Panel mounting set Assembly of the mounting rails 38 36 25 25 40 TS35 TS35 TS15 TS32 40 36 35...

Page 25: ...bar 54 0 10 mbar 100 mbar 55 0 16 mbar 100 mbar 56 0 25 mbar 250 mbar 57 0 40 mbar 250 mbar 58 0 60 mbar 500 mbar 59 0 100 mbar 500 mbar A6 2 5 2 5 mbar 50 mbar A7 4 4 mbar 50 mbar A8 6 6 mbar 50 mbar...

Page 26: ...um screw connection for 6 4 mm hose 41 Aluminum screw connection for 8 6 mm hose 28 Cutting ring screw connection made of Brass for 6 mm tube 29 Cutting ring screw connection made of Brass for 8 mm tu...

Page 27: ...Accessories Order no Designation No of Poles length 06401685 Connection cable with M12 connector 5 pin 2 m 06401686 Connection cable with M12 connector 5 pin 5 m 06401687 Connection cable with M12 con...

Page 28: ...8 Attachments FISCHER Mess und Regeltechnik GmbH 28 32 BA_EN_DE49_0 8 Attachments 8 1 EU Declaration of Conformity Illustration 14 CE_DE_DE49 0_Page_1...

Page 29: ...FISCHER Mess und Regeltechnik GmbH Attachments 8 BA_EN_DE49_0 29 32 Illustration 15 CE_DE_DE49 0_Page_2...

Page 30: ...8 Attachments FISCHER Mess und Regeltechnik GmbH 30 32 BA_EN_DE49_0 8 2 ATEX type testing Illustration 16 IBExU09ATEX1164 2 _EN_Part1...

Page 31: ...FISCHER Mess und Regeltechnik GmbH Attachments 8 BA_EN_DE49_0 31 32 Illustration 17 IBExU09ATEX1164 2 _EN_Part2...

Page 32: ...8 Attachments FISCHER Mess und Regeltechnik GmbH 32 32 BA_EN_DE49_0 Illustration 18 IBExU09ATEX1164 2 _EN_Part3...

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