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ULFIA CMT-2 User Manual

Compaction meter test box
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COMPACTION METER TEST BOX, CMT-2.
Contents :
-------------------------------------------------------------------------------------------------
Contents and documents list............................................................ 1
Equipment parts list.................................................................... 2
View of CMT-2 unit .................................................................... 3
Introduction................................................................................................ 4
Connecting the test box to processor CMP-2B............................................. 5
Connecting the test box to processor CMP-3........................................... 6
Connecting the test box to processor ALPHA-8.2..................................... 7
Description of the test equipment.............................................................. 9
Using the test box.....................................................................................
test 1 : roller: power to processor.......................................................
test 2 : CMV-indicator................................................................... 11
test 6 : processor: power to sensor.....................................................
test 7 : sensor: signal from sensor....................................................... 11
Update notes.............................................................................................
Attachment: CMT-2 basic test guide, 24-0025-3202-64 for easy testing.
See also the following documentation when troubleshooting:
Document
CMT-2 basic test guide
CM2 installation manual
CM2 interconnection diagram
CMP-2B compaction meter operating manual
CM2 troubleshooting manual
Visit also our web-site : www.ulfia.se.
ULFIA Elektronik AB
2003-04-21 U.A.
USER'S MANUAL.
ULFIA document no. (pdf)
24-0025-3202-64
11-0027-3500-64
11-0027-1500-63
21-0026-3200-64
11-0027-3400-64
24-0025-3201-64
rev. 1
page
10
11
11
11
14
CMT-2 Test box
page 1 of 14

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Summary of Contents for ULFIA CMT-2

  • Page 1: Table Of Contents

    11 : processor: analog voltage output for vibration frequency…... 13 test 12 : processor: analog voltage output for vibration amplitude…... 13 Update notes................…………. Attachment: CMT-2 basic test guide, 24-0025-3202-64 for easy testing. See also the following documentation when troubleshooting: Document ULFIA document no.

  • Page 2: Equipment Parts List

    ULFIA 24-0025 Carrying case: black, 450x350x130mm TEAM ET 354105 User’s manual ULFIA 24-0025-3201-64 Basic test guide with CMT-2 “ 24-0025-3201-64 Test lead: 4mm plugs, red, 1m Hirschmann Test lead: 4mm plugs, black, 1m “ “ Crocodile clip: 4mm socket, red, insulated...

  • Page 3: View Of Cmt-2 Unit

    RECORDER PROCESSOR SENSOR PROCESSOR ROLLER EXTENSION CABLE SENSOR CABLE U L F I A E le k t r o n i k A B ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 3 of 14...

  • Page 4: Introduction

    CMP-2B (black metal box), ULFIA item no. 21-0026. or CMP-3 (black metal box), ULFIA item no. 21-0058. (serial communication and distance pulse interface could not be tested.) or ALPHA 8. (gray plastic box), ULFIA item no. 24-0012. CMV-indicator: ULFIA item no. 38-0005, 38-0017. interconnection cables: For measurements a separate DMM (Digital MultiMeter) should be connected to the test box.

  • Page 5: Connecting The Test Box To Processor Cmp-2B

    MULTIMETER DC,AC,Ω DRUM 12.0 SENSOR 12Vdc BATTERY ULFIA Elektronik AB POWER SUPPLY TEST BOX CMT-2 Use only this battery connection when connected to the roller. ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 5 of 14...

  • Page 6: Connecting The Test Box To Processor Cmp-3

    MULTIMETER DC,AC,Ω DRUM 12.0 SENSOR 12Vdc BATTERY ULFIA Elektronik AB POWER SUPPLY TEST BOX CMT-2 Use only this battery connection when connected to the roller. ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 6 of 14...

  • Page 7: Connecting The Test Box To Processor Alpha-8.2

    MULTIMETER DC,AC,Ω DRUM 12.0 SENSOR 12Vdc BATTERY ULFIA Elektronik AB POWER SUPPLY TEST BOX Use only this battery connection CMT-2 when connected to the roller. ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 7 of 14...

  • Page 9: Description Of The Test Equipment

    (length=3m) for connecting the test box to the different units in the compaction meter system : PROCESSOR - SUPPLY/INSTRUMENT ROLLER CABLE PROCESSOR - RECORDER PROCESSOR – SENSOR PROCESOR EXTENSION SENSOR CABLE ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 9 of 14...

  • Page 10: Connecting The Test Box To The Compaction Meter System

    33.3 2500 41.7 3000 1500-3000 25 - 50 1 (frequency correction off) CMV RANGE : not pressed / activated BOUNCING : not pressed / activated ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 10 of 14...

  • Page 11: Test 1 : Roller: Power To Processor

    = e.g. 12.2Vdc, (min. 11 max. 14 Vdc). Resistance of CMV-indicator : indicator type: 85mm ULFIA 38-0005 = 428 - 524 ohms 80mm ULFIA 38-0017 = 890 - 925 ohms not used DC-voltage supply from processor RECORDER connector to pen-recorder or onboard computer (e.g.

  • Page 12: Test 8 : Processor And Cmv-Indicator: Cmv/Bouncing/Range

    Signals to CMV-indicator from processor SUPPLY/INSTRUMENT- connector : Wait 5 s and then switch to CMV 150(20%). With FREQ. CORR. OFF ( rotary switch position =1 ) selected on the processor and any frequency selected on the CMT-2 test box : CMT-2 CMV- CMT-2 and...

  • Page 13: Test 9 : Processor: Cmv-Signal To Recorder Or Onboard Computer

    Scale factor = 1Vdc / 1mm Frequency selected on DMM reading = CMT-2 calibrator (typical) = Hz 1500 1700 28.3 2000 33.3 0.78 2500 41.7 3000 0.34 ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 13 of 14...

  • Page 14: Update Notes

    Range of resistance for CMV indicator 80mm : 890 - 925 ohms. Test 6 : DC-supply voltage to sensor : 0.8 to 1.5Vdc below voltage level in test 4 with sensor connected. ULFIA Elektronik AB 24-0025-3201-64 CMT-2 Test box 2003-04-21 U.A. rev. 1 page 14 of 14...

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