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2 | Product and functional description

FISCHER Mess- und Regeltechnik GmbH

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BA_EN_DE43

2 Product and functional description

2.1 Delivery scope

• DE43 digital 2-channel transmitter

• Operating Manual

2.2 Equipment versions

Assembly

Attachment boreholes for tapping screws

Wall mounting plate

Fig. 1:

Wall mounting

Item no.

Silicone-free

Measuring range
Measuring range
Ub
Interface
Prod. No..

Δ P1
Δ P2

DE435554P6M92MMW

0 ... 1600 Pa
0 ... 1000 Pa

24 V DC

RS 485

1808689.04.004

Silicone-free

Item no.

Measuring range

Measuring range
Ub
Interface
Prod. No.

DE435455P6L92MMW

0 ... 1000 Pa

0 ... 1600 Pa

24 V DC

RS 485

1808689.04.005

Δ P1

Δ P2

Standard version

90° rotated

Attention!Do not disconnect from the mains
or open the case while energized.

Attention!Do not disconnect from the
mains or open the case while energized.

Fig. 2:

Type plate

Process connection

Aluminium CK screw connection

for 6/4 or 8/6 mm hose

Pneumatic plug connection

for 6/4 or 8/6 mm hose

Fig. 3:

Process connection

Содержание DE43

Страница 1: ...Modbus Operating manual DE43 Digital 2 channel transmitter for direct connection to bus capable automation devices 09005642 BA_EN_DE43 Rev ST4 A 11 18 09005642...

Страница 2: ...d using electronic systems or any other form print photocopy microfilm or another process without the written consent of the company FISCHER Mess und Regeltechnik GmbH Bad Salzuflen Reproduction for i...

Страница 3: ...5 2 Product and functional description 6 2 1 Delivery scope 6 2 2 Equipment versions 6 2 3 Function diagram 8 2 4 Design and mode of operation 8 2 5 Intended use 8 3 Assembly 9 3 1 General 9 3 2 Proce...

Страница 4: ...or the limit values given in the technical specifications can be hazardous or cause harm to persons the environment or the plant itself The supplier of the equipment will not be liable for damage clai...

Страница 5: ...ion 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 regulation...

Страница 6: ...rod No P1 P2 DE435554P6M92MMW 0 1600 Pa 0 1000 Pa 24 V DC RS 485 1808689 04 004 Silicone free Item no Measuring range Measuring range Ub Interface Prod No DE435455P6L92MMW 0 1000 Pa 0 1600 Pa 24 V DC...

Страница 7: ...show an example of the information shown The data shown is purely fictive but does correspond to the actual conditions For more information please see the order code at the end of these instruc tions...

Страница 8: ...he bridge signal is analysed by the integrated electronics and converted to a pressure value The DE43 transmitter communicates with an overriding control system via an RS 485 interface and a Modbus RT...

Страница 9: ...hen the instrument is being connec ted Appropriate steps must be taken to protect the device from pressure surges Check that the device is suitable for the medium being measured Maximum pressures must...

Страница 10: ...2A Plug 1 Input Supply and bus connection 2 1 3 4 5 A Fig 9 M12 connector 5 pin PIN Signal name Cable colour A Coding 1 Supply dialogue Ub brown 2 BUS D1 white 3 Supply dialogue Ub blue 4 BUS D0 blac...

Страница 11: ...5 Fig 12 Modbus RTU network Communication is effected solely via a Modbus master that is also connected to the bus system The connected slaves only react to direct commands from the master which is wh...

Страница 12: ...ddress 23 U b1 U b2 3 2 5 5 Modbus Ix 2 A x 1 k Fig 15 Intermediate supply Please note that a DE43 with digital inputs has a higher power draw If the bus participants are equipped with digital inputs...

Страница 13: ...e front plate needs to be removed Below this is an 8 pin DIP switch which can be used to configure both the Modbus address and also the interface Sealing plug Seal DIP switch OFF ON Switch position Fi...

Страница 14: ...to confirm the settings To do this disconnect the device briefly from the power supply plug 1 4 2 2 Modbus address To set the Modbus address the switch S8 must be in the position OFF S1 S2 S3 S4 S5 S...

Страница 15: ...free request response cycle If an error occurs during a Modbus transaction the Function Code is replaced with a special Function Code with an error indicator in the Modbus Response message and a more...

Страница 16: ...1 3 Boolean Digital input 4 0 or 1 Response The states of the digital inputs are summarised as bytes in the response The number of bytes N is the result of the number of inputs divided by 8 If there...

Страница 17: ...nteger Pressure sensor 1 Pressure too low 0 or 1 2 Unsigned Integer Pressure sensor 1 Pressure too high 0 or 1 3 Unsigned Integer RESERVED 0 or 1 4 Unsigned Integer Pressure sensor 2 Sensor error 0 or...

Страница 18: ...Value range 1 Function Code 1 byte 0x04 2 3 Start Address 2 bytes 0x0000 to 0xFFFF 4 5 Number of registers 2 bytes 0x0001 to 0x007D 1 125 The DE43 Transmitter has 3 Input Registers Reg No Address Data...

Страница 19: ...ction Code 1 byte 0x2B 2 MEI Type 1 byte 0x0E 3 Read Device ID Code 1 byte 01 02 04 4 Object ID 1 byte 0x00 to 0xFF MEI Modbus Encapsulated Interface Read Device ID The Read Device ID Code DevID serve...

Страница 20: ...d individual access More Follows If the length of the requested information exceeds the maximum possible length of the PDU several transactions Request Response must be carried out The More Follows by...

Страница 21: ...r type is communicated via flash codes of the red LED ON The LED shines permanently Flash The LED flashes regularly for 0 2 s short The LED shines for approx 0 5 s long The LED shines for approx 1 s O...

Страница 22: ...The measuring device must be protected against impacts It should be transpor ted in the original packaging or a suitable transport container 5 3 Service All defective or faulty devices should be sent...

Страница 23: ...A 400 600 1000 1600 2500 250 400 600 1000 1600 kPa 0 4 0 6 1 1 6 2 5 0 25 0 4 0 6 1 1 6 mbar 4 6 10 16 25 2 5 4 6 10 16 Max stat operating pressure mbar 50 50 100 100 100 50 50 50 100 100 Bursting pre...

Страница 24: ...mperature range 20 70 C Medium temperature range 10 70 C Protection IP65 EMC EN 61326 1 2013 EN 61326 2 3 2013 RoHS EN 50581 2012 6 6 Construction design Installation position User defined Max dimensi...

Страница 25: ...ting material Silicon PVC aluminium brass 6 6 3 Dimensional drawings 20 18 5 26 76 70 5 61 5 90 76 75 83 94 78 63 M12 Plug 1 M12 Plug 2 CK Screw connection Pneumatic plug connection 27 5 13 20 Digital...

Страница 26: ...e channel 1 1 2 Pa D7 0 400 D8 0 600 D9 0 1000 E1 0 1600 E2 0 2500 Pa S6 250 250 R1 400 400 R2 600 600 R3 1000 1000 R4 1600 1600 Measuring range channel 2 1 2 Pa D7 0 400 D8 0 600 D9 0 1000 E1 0 1600...

Страница 27: ...s E1 E2 right C Four digital inputs E1 E2 right and E3 E4 left Operating voltage 8 9 24 V DC Interface 9 2 RS 485 Interface protocol 10 Code no C Modbus RTU Protocol Electrical connection 11 C M12 rou...

Страница 28: ...8 Attachments FISCHER Mess und Regeltechnik GmbH 28 28 BA_EN_DE43 8 Attachments Fig 23 CE_DE_DE43...

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