Keba Kemro TM 225/A Project Engineering Manual Download Page 14 | Manualshive

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Keba Kemro TM 225/A Project Engineering Manual Download Page 14

4.2.1

Connection example for 2-wire measurement

Fig.4-2:

Connection example for 2-wire measurement

1

... Shield rail

With the 2 conductor measurement the reference current is applied via two
wire straps. The measurement result is influenced by the line resistance.

Connections and wiring

TM 225/A

© KEBA 2011

Project engineering manual V1.06

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Summary of Contents for Kemro TM 225/A

Page 1: ...Kemro TM 225 A Temperature measurement module Project engineering manual V1 06 Translation of the original instructions ...

Page 2: ...10 E Mail keba keba com D KEBA GmbH Automation Leonhard Weiss Straße 40 D 73037 Göppingen Tel 49 7161 9741 0 Fax 49 7161 9741 40 E Mail keba keba com US KEBA Corp 100 West Big Beaver Road Troy MI 48084 US Tel 1 248 526 0561 Fax 1 248 526 0562 E Mail usa keba com CN Beijing Austrian KEBA Science and Technology Development Ltd Room B516 Nan Xin Cang Tower A22 Dong Si Shi Tiao Dong Cheng District Bei...

Page 3: ... 07 2007 New structuring of the manual meis 1 03 11 2007 Technical data detailed power ratings meis 1 04 11 2007 Update EN 61131 2 2007 wgr 1 05 08 2010 Declaration of con formity updated hasl 1 06 08 2011 Introduction Hint not for end customers added various minor up dates fstl TM 225 A Record of Revision KEBA 2011 Project engineering manual V1 06 3 ...

Page 4: ......

Page 5: ... 13 4 2 1 Connection example for 2 wire measurement 14 4 2 2 Connection diagram 2 wire measurement 15 4 2 3 Connection example for 4 wire measurement 15 4 2 4 Connection diagram 4 wire measurement 16 4 3 EMC and wiring guidelines 16 5 Configuration 17 5 1 Setting the K Bus address 17 6 Operating behavior 19 6 1 Response by the measurement inputs 19 6 2 Behavior during a fault 19 6 2 1 Response to ...

Page 6: ... 23 9 2 2 EMC guideline 23 9 2 3 Electrical safety and fire protection 23 9 2 4 Environmental and surrounding conditions 23 9 3 Standards for the American market 23 9 3 1 UL test for industrial control equipment 23 10 Declaration of conformity 24 Table of Contents TM 225 A KEBA 2011 Project engineering manual V1 06 6 ...

Page 7: ... engineering degree or corresponding professional experience Knowledge in working mode of a PLC safety regulations the application Operator Basic technical training Vocational high school engineering degree or corresponding professional experience Knowledge in safety regulations working mode of machine or plant principal functions of the application system analysis and troubleshooting setting opti...

Page 8: ... and safety precautions relating to the intended use are properly observed 1 4 Notes on this document This manual is integral part of the product It is to be retained over the entire life cycle of the product and should be forwarded to any subsequent owners or users of the product 1 5 Documentation for further reading The following documents are to be observed depending on the system solution used...

Page 9: ...jury or slight bodily injury CAUTION CAUTION used without the safety alert symbol indicates a potentially haz ardous situation which if not avoided may result in damage to property This symbol reminds you of the possible consequences of touching elec trostatically sensitive components Information Useful practical tips and information on the use of equipment are identified by the Information symbol...

Page 10: ...s to irreparable dam age Turn off the power supply before inserting or removing the module Other wise the module can be destroyed or undefined signal states can lead to damage of the control system Safety notes TM 225 A KEBA 2011 Project engineering manual V1 06 10 ...

Page 11: ...s Up to 4 temperature measurement modules can be operated in 2 or 4 conductor technique 3 1 Front view Fig 3 1 TM 225 A Front view 3 2 Accessories 3 2 1 Connector strip Input output signals Standard male connectors with grid dimension 5 08 mm The following female connectors can be used for the TM 225 A TM 225 A Description of the module KEBA 2011 Project engineering manual V1 06 11 ...

Page 12: ...ing capacity of the terminal block is thus however reduced according to derating curve of the terminal block manufacturer The appropriate female connectors are not included in the delivery of KEBA but can be purchased from KEBA The technical data for the terminals are contained in the technical data sheet of the manufacturer of the female connectors For further information see System manual Descri...

Page 13: ...t The shield must be placed on the shield rail as shown above To attain optimum interference immunity analog lines and reference cur rent should not be laid out parallel to strong interfering lines e g lines of converters for motors 4 2 Temperature inputs 4 measurement inputs are available for the PT100 resistance sensors These can be operated in 2 or 4 conductor technique The resolution of the me...

Page 14: ...example for 2 wire measurement 1 Shield rail With the 2 conductor measurement the reference current is applied via two wire straps The measurement result is influenced by the line resistance Connections and wiring TM 225 A KEBA 2011 Project engineering manual V1 06 14 ...

Page 15: ... 4 wire measurement Fig 4 4 Connection example for 4 wire measurement 1 Shield rail With the 4 conductor measurement the reference current is directly applied at the sensor This way the line resistance has no influence on the measurement result TM 225 A Connections and wiring KEBA 2011 Project engineering manual V1 06 15 ...

Page 16: ... 5 Measurement input 4 conductor technique 4 3 EMC and wiring guidelines Pay attention from the outset to careful wiring and shielding Further information See system manual Connections and wiring TM 225 A KEBA 2011 Project engineering manual V1 06 16 ...

Page 17: ...uded configuration tool 5 1 Setting the K Bus address The module is addressed via the address switch A maximum of 12 modules of the same type can be distinguished on one line The address switch is located on the right side underneath the lower cover the K Bus plug is located underneath the upper cover Fig 5 1 Position of the address switch 1 Address switch On leaving the factory all modules are se...

Page 18: ...us plug and the address switch must remain locked at the last module in the line to protect against dirt and damage through elec trostatic discharge on contact Configuration TM 225 A KEBA 2011 Project engineering manual V1 06 18 ...

Page 19: ...ult 6 2 1 Response to module errors In case of a module error an internal watchdog monitor will be triggered The module signals the module error to the CPU module or bus link module 6 2 2 Sensor failure The module identifies both a failure in the measurement line as well as in the reference currency line The sensor failure is passed on to the CPU Once the sensor failure has been corrected the stat...

Page 20: ...ainer means that electrical and electronic devices including their accessories must not be disposed of in the household garbage The materials are recyclable in accordance with their labeling You can make an important contribution to protecting our environment by reusing renewing and recycling materials and old appliances Disposal TM 225 A KEBA 2011 Project engineering manual V1 06 20 ...

Page 21: ...to EN 61131 2 2007 8 3 Temperature inputs Number 4 Sensor type PT100 Resolution 14 Bit Measurement ranges 100 C to 850 C Linearization method Internal Input type 4 conductor or 2 conductor measurement Galvanic isolation No Calibration Yes Sensor failure detection Yes Constant current output 600 μA each Typ Scan repeat cycle 2 ms Input impedance at signal range 10 MΩ Input filter characteristic ord...

Page 22: ...Mean value formation Sliding mean value formation over 100 ms 8 4 Interface System bus interface Parallel bus interfaces plug in on side 8 5 Dimensions Footprint Module height 120 mm Mounting depth 100 mm Front panel width 22 5 mm Module width incl K Bus plug 32 5 mm Weight 134 g Technical data TM 225 A KEBA 2011 Project engineering manual V1 06 22 ...

Page 23: ...tion This product was developed for the use in industrial areas and can cause radio interference when used in residential areas 9 2 2 EMC guideline EN 61131 2 2007 Programmable controllers Part 2 9 2 3 Electrical safety and fire protection EN 61131 2 2007 Programmable controllers Part 2 9 2 4 Environmental and surrounding conditions EN 61131 2 2007 Programmable controllers Part 2 9 3 Standards for...

Page 24: ...10 Declaration of conformity Declaration of conformity TM 225 A KEBA 2011 Project engineering manual V1 06 24 ...

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