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MU-Thermocouple1 CAN – User Manual

Technical Specifications

Measuring modules

Supported thermocouple types

(IEC 584)

J (-210 - +1121 °C)
K (-200 - +1370 °C)
T (-200 - +400 °C)
(according to equipment)

Connectors

Thermocouple socket with standard size (DIN EN

50212)

Reference sensors

4 (1 per measuring module having 2 sockets)

Measuring category

CAT I (only electric circuits that are not

connected to the mains)

Measurement accuracy

±0,2 %

Accuracy of the reference

sensors

±0,5 K at +25 °C
±1 K at 0 - +70 °C
±2 K at -20 - +85 °C
±3 K at -40 - +125 °C

Controller module

Microcontroller Philips/NXP

LPC2364

Temperature resolution at CAN

transmission

1/16 K

CAN

Specification ISO

11898-2

High-speed CAN (up to 1 MBit/s)
2.0A (standard format) and 2.0B (extended

format)

Transceiver

NXP (Philips) TJA1040T

Connection

D-Sub (m), 9 pins, pin assignment according to

CiA recommendation 102 DS

Optional 5-Volt supply at pin 1 for external

devices (e.g. bus converters), max. 100 mA

Galvanic isolation up to 500 V

Continued on the next page

Содержание MU-Thermocouple1 CAN

Страница 1: ...MU Thermocouple1 CAN Temperature Measurement Unit with CAN Connection User Manual ...

Страница 2: ...ple types have an identical casing design Attention Follow the safety instructions in section 3 1 on page 10 that also refer to the warning sign printed on the unit casing Product names mentioned in this manual may be the trademarks or registered trademarks of their respective companies They are not explicitly marked by and 2009 PEAK System Technik GmbH PEAK System Technik GmbH Otto Roehm Strasse ...

Страница 3: ...Sub Connector 7 2 3 Supplying External Devices via the CAN Connector 7 2 4 Power Supply Socket 9 3 Use 10 3 1 Safety Instructions 10 3 2 Operation with Default Configuration 10 4 Configuring the Measuring Unit 12 4 1 Prerequisites for Configuring via CAN 12 4 2 Simple Configuring 13 4 3 Advanced Configuring 14 5 Technical Specifications 15 Appendix A CE Certificate 17 Appendix B Dimension Drawings...

Страница 4: ...ckets for thermocouple types J K and T depending on assembly at delivery 4 galvanically isolated measuring modules each with 2 thermocouple sockets of the same type Measurement accuracy 0 2 Precision of the reference sensors 0 5 K at 25 C Temperature resolution at CAN communication 1 16 K Preprocessing of readings possible with integrated microcontroller e g with hysteresis curve characteristic cu...

Страница 5: ...ng of the measuring unit via CAN Computer with Windows Vista XP SP2 or 2000 SP4 CAN interface of the PCAN series for the computer e g PCAN USB or PCAN PCI Installed device driver for the CAN interface CAN connection between the computer and the measuring unit 1 3 Scope of Supply The scope of supply normally consists of the following parts Measuring unit MU TC1 CAN in an aluminum casing Mating conn...

Страница 6: ...black 210 1121 C K green 200 1370 C T brown 200 400 C The connection is done with a 2 pin standard thermocouple connector according to DIN EN 50212 The color of the thermocouple socket shows the thermocouple type to be used according to the standard IEC 584 see table above Note Connecting the wrong type of thermocouple leads to measurement errors Due to the different sizes of pins on a thermocoupl...

Страница 7: ...l Devices via the CAN Connector A 5 Volt supply can be routed to pin 1 of the D Sub CAN connector by setting a solder bridge on the controller board of the measuring unit Thus external devices with low power consumption e g bus converters can be directly supplied via the CAN connector The 5 Volt supply is connected to the power supply of the measuring unit and is not fused separately For galvanic ...

Страница 8: ...upply de energized Do the following to activate the 5 Volt supply at the CAN connector 1 Take off any connected cable from the measuring unit 2 Remove the four screws on the front panel in order to detach it 3 Pull out the right board has the D Sub connector of the casing 4 On the bottom side of the board set a solder bridge on the position as marked in the following figure During this procedure t...

Страница 9: ...he measuring unit is operated with 12 V DC 6 to 34 V are possible The connection is done with the supplied mating connector for fastening cable strands The polarity is as follows Figure 4 Connection for the power supply at the lower right part of the front panel ...

Страница 10: ...oltage higher than 30 V between thermocouples or between a thermocouple and earth Attention Risk of burns At ambient temperatures of 70 C 158 F and above a pro tection against contact must be ensured for the measuring unit i e the surface may no longer be tangible 3 2 Operation with Default Configuration At delivery the measuring unit is provided with a default configura tion which allows you to s...

Страница 11: ...te in ID 100h Measuring channel 1 2 1A 3 4 1B 5 6 2A 7 8 2B Data byte in ID 101h Measuring channel 1 2 3A 3 4 3B 5 6 4A 7 8 4B 3 2 2 Status LEDs LED position The LED Meaning Thermocouple socket shines red An intact thermocouple is connected If despite an connected thermocouple the corresponding LED should not shine the cable or the thermocouple may not be all right Power supply connector blinks gr...

Страница 12: ...iguring with the program Thermocouple Configuration Advanced configuring software available on request The possible settings are described in the corresponding sections 4 1 Prerequisites for Configuring via CAN The following prerequisites must be given so that you can use a configuration program Computer with Windows Vista XP SP2 or 2000 SP4 CAN interface of the PCAN series for the computer e g PC...

Страница 13: ...asuring values of the reference sensors in the measuring unit 4 2 1 Starting Thermocouple Configuration The program doesn t require an extra installation and can directly be started from the supplied CD Do the following to start Thermocouple Configuration 1 Insert the supplied CD into the appropriate drive of the computer 2 The navigation program starts automatically after a short moment If not st...

Страница 14: ...ring unit 4 3 Advanced Configuring Some functions of the measuring unit may also be configured more detailed For example you can apply hysteresis functions characte ristic curves and other simple as well as more complex conversion and composition functions to the measuring values of the thermo couple inputs and the reference sensors Further more there are options for individually activating the LE...

Страница 15: ...ns Measurement accuracy 0 2 Accuracy of the reference sensors 0 5 K at 25 C 1 K at 0 70 C 2 K at 20 85 C 3 K at 40 125 C Controller module Microcontroller Philips NXP LPC2364 Temperature resolution at CAN transmission 1 16 K CAN Specification ISO 11898 2 High speed CAN up to 1 MBit s 2 0A standard format and 2 0B extended format Transceiver NXP Philips TJA1040T Connection D Sub m 9 pins pin assign...

Страница 16: ...d connectors 130 x 60 x 73 mm 5 1 8 x 2 3 8 x 2 7 8 inches W x H x D See also dimension drawings Appendix B on page 18 Weight 420 g 14 8 oz Environment Operating temperature 40 85 C 40 185 F Temperature for storage and transport 40 100 C 40 212 F Relative humidity 15 90 not condensing EMC DIN EN 61326 1 EC directive 2004 108 EG Safety EN 61010 1 Amendments 1 and 2 ...

Страница 17: ...MU Thermocouple1 CAN User Manual 17 Appendix A CE Certificate ...

Страница 18: ...MU Thermocouple1 CAN User Manual 18 Appendix B Dimension Drawings Figure 5 Front panel size Figure 6 Mounting plate size All data in millimeters mm The figures don t show the original size ...

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