E+E EE872 Operating Manual

User Manual

EE872

Modular Probe for CO2, RH, T and p

BA_EE872_e // V1.2 // technical data are subject to change

E+E Elektronik Ges.m.b.H. doesn‘t accept warranty and liability claims neither upon this publication nor in case of improper treatment of the described products.

The document may contain technical inaccuracies and typographical errors. The content will be revised on a regular basis. These changes will be implemented in later versions. The described products can be improved and changed at any time without prior notice.

EMC note USA (FCC):

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.

EMC note Canada (ICES-003):

CAN ICES-3 (A) / NMB-3 (A)

CONTENTS

1 General ................................................................................................................................................. 4

1.1 Explanation of Symbols .................................................................................................................................4

1.1.1 General Safety Instructions .................................................................................................................................. 4

1.2 Environmental Aspects ..................................................................................................................................4

1.2.1 Mounting and Start-up .........................................................................................................................................5

2 Scope of Supply ..................................................................................................................................5

2.1 Accessories ...................................................................................................................................................5

2.2 Spare Parts ...................................................................................................................................................5

3 Product Description ............................................................................................................................ 6

3.1 Operation Principle ........................................................................................................................................6

3.2 Dimensions in mm (inch) ...............................................................................................................................6

3.3 Connectivity ...................................................................................................................................................7

3.4 Selection between Analogue Output and RS485 Interface ...........................................................................7

4 Installation ...........................................................................................................................................8

5 Setup and Adjustment ........................................................................................................................8

5.1 EE-PCS Product Configuration Software ......................................................................................................9

5.2 Digital Interface RS485 with Modbus RTU Protocol ......................................................................................9

5.2.1 Digital Settings ..................................................................................................................................................... 9

5.2.2 Modbus Register Map ........................................................................................................................................ 10

5.2.3 Reading Example ............................................................................................................................................... 10

5.3 Error Indication on the Analogue Output (NAMUR) .....................................................................................11

6 Maintenance ....................................................................................................................................... 11

6.1 Replacing the Sensing Module EE872S .....................................................................................................11

6.2 Changing the Filter Cap ..............................................................................................................................12

6.3 EE872 Adjustment or Calibration with Reference CO2 Gas ........................................................................12

6.4 Protection of EE872 During Site Cleaning Application ................................................................................12

7 Technical Data ..................................................................................................................................13

1 General

This user manual serves for ensuring proper handling and optimal functioning of the device. The user manual shall be read before commissioning the equipment and it shall be provided to all staff involved in transport, installation, operation, maintenance and repair.

The user manual may not be used for the purposes of competition without the written consent of E+E Elektronik® and may not be forwarded to third parties. Copies may be made for internal purposes. All information, technical data and diagrams included in these instructions are based on the information available at the time of writing.

Intended use

The EE872 modular probe is intended for the measurement of CO2, relative humidity (RH), temperature (T) and ambient pressure (p). Additionally, the device calculates the dew point temperature (Td). The probe is designed for the use in harsh and demanding environments such as agriculture, life stock barns, hatchers, incubators, green houses or outdoors. The use of the EE872 other than described in this manual is not recommended. The manufacturer cannot be held responsible for damages as a result of incorrect handling, installation and maintenance of the device. Unauthorized modifications of the product lead to loss of all warranty claims. The device may only be powered with safety extra-low voltage (SELV).

Disclaimer

The manufacturer or his authorized agent can be only be held liable in case of willful or gross negligence. In any case, the scope of liability is limited to the corresponding amount of the order issued to the manufacturer. The manufacturer assumes no liability for damages incurred due to failure to comply with the applicable regulations, operating instructions or the specified operating conditions. Consequential damages are excluded from the liability.

1.1 Explanation of Symbols

This symbol indicates safety information.

It is essential that all safety information is strictly observed. Failure to comply with this information can lead to personal injuries or damage to property. E+E Elektronik® assumes no liability if this happens.

This symbol indicates instructions.

The instructions shall be observed in order to reach optimal performance of the device.

1.1.1 General Safety Instructions

• The device and mainly the filter cap shall not be exposed to unnecessary mechanical stress.

• Installation, electrical connection, maintenance and commissioning shall be performed by qualified personnel only.

• Use the EE872 only as intended and observe all technical specs. The device must be operated with the filter cap on at all times.

• This device is not appropriate for safety, emergency stop or other critical applications where device malfunction or failure could cause injury to human beings.

1.2 Environmental Aspects

Products from E+E Elektronik® are developed and manufactured observing of all relevant requirements with respect to environment protection. Please observe local regulations for the device disposal.

For disposal, the individual components of the device shall be separated according to local recycling regulations. The electronics shall be disposed of correctly as electronics waste.

User Manual EE872 Modular Probe for CO2, RH, T and p

1.2.1 Mounting and Start-up

The device has been produced under state of the art manufacturing conditions, has been thoroughly tested and has left the factory fulfilling all safety criteria. The manufacturer has taken all precautions to ensure safe operation of the device. The user must ensure that the device is set up and installed in a manner that does not have a negative effect on its safe use. The user is responsible for observing all applicable safety guidelines, local and international, with respect to safe installation and operation on the device. This user manual contains information and warnings that must be observed by the user in order to ensure safe operation.

• Mounting, start-up, operation and maintenance of the device may be performed by qualified staff only. Such staff must be authorized by the plant operator to carry out the mentioned activities.

• The qualified staff must have read and understood this user manual and must follow the instructions contained within.

• All process and electrical connections shall be thoroughly checked by authorized staff before putting the system into operation.

• Do not install or start-up a device supposed to be faulty. Make sure that such devices are not accidentally used by marking them clearly as faulty.

• A faulty device may only be investigated and possibly repaired by qualified, trained and authorized staff. If the fault cannot be fixed, the device shall be removed from the system.

• Service operations other than described in this user manual may only be performed by the manufacturer.

2 Scope of Supply

• EE872 according ordering guide

• Test report according to DIN EN10204-2.2

• Quick User Guide

2.1 Accessories

• E+E Product Configuration Software (Free download from www.epluse.com/Configurator) EE-PCS

• Modbus configuration adapter HA011018

• Connection cable M12 - flying leads

1.5 m (59.06”) / 5 m (196.85”) / 10 m (393.70”)

• T-coupler M12 - M12 HA030204

• M12 cable connector for self assembly HA010708

• Protection cap / calibration adapter HA010785

• Protection cap for the M12 cable socket HA010781

• Protection cap for the M12 plug of EE872 HA010782

• Mounting flange HA010226

• Wall mounting clip Ø 25 mm HA010227

• Radiation shield HA010510

• M12x1 flanged coupling with 50 mm (1.97”) stranded wire HA010705

2.2 Spare Parts

• PTFE filter cap HA010123

• Catalytic filter cap for H2O2 sterilization HA010124

• Replacement sensing module EE872S-...

Model

range

1) The CO2 range of the EE872S mu󰀬 be the same as of the original EE872 probe.

(default: heated)

+ p (default: heated)

+ T + RH + p (default: not heated)

0...2 000 ppm

0...5 000 ppm

0...1 % (10 000 ppm)

0...3 % (30 000 ppm)

0...5 % (50 000 ppm)

HA010819/20/21

EE872S-

M10

M15

M13 HV1

HV2

HV3

HV5

HV6

User Manual EE872 Modular Probe for CO2, RH, T and p

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