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Mahr umaxum II, Instruction Manual, Page: 2 / 72

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Mahr umaxum II Instruction Manual Download Page 2

2

These instructions cover the following µMaxµm 

II

 Digital Indicators:

µMaxµm

®

II

 Standard Model

NOTE:

 Features available for the Standard Version are noted with this symbol “

[S]

” where 

applicable throughout this manual. Advanced features are not included.

Range = ± 0.040 in / ± 1.0 mm

For model number ordering assistance see the product catalog or call:

1-800-343-2050

Part

Description

Stem Diameter

Stem Length

2034101

Standard Version

0.375in

0.46in

2034103

Standard Version

0.375in

1.5in

2034105

Standard Version

8mm

11.68mm

2034107

Standard Version

8mm

38.1mm

Summary of Contents for umaxum II

Page 1: ...Instruction Manual Digital Indicator Document Part No 2249001 Rev C...

Page 2: ...ere applicable throughout this manual Advanced features are not included Range 0 040 in 1 0 mm For model number ordering assistance see the product catalog or call 1 800 343 2050 Part Description Stem...

Page 3: ...ee the product catalog or call 1 800 343 2050 Part Description Stem Diameter Stem Length 2034201 Advanced Version 0 375in 0 46in 2034203 Advanced Version 0 375in 1 5in 2034205 Advanced Version 8mm 11...

Page 4: ...e 14 5 1 Changing Measurement Direction M1 S 16 5 2 Changing Analog Magnification M1 S 17 5 3 Entering a Preset M2 S 18 5 4 Entering Tolerances M12 M23 S 20 5 5 Changing Digital Resolution M13 S 22 5...

Page 5: ...6 7 1 Dynamic Max Min TIR 39 6 8 Hold Function 40 6 9 Display Messages 40 6 9 1 Battery Low Signal 40 6 9 2 Lockout 41 7 0 Maintenance 41 7 1 Spindle Maintenance 41 7 2 Changing the Battery 41 7 3 Da...

Page 6: ...6 11 0 Quick User Flow Chart 60 11 1 Measuring Mode Flow Chart 60 11 2 Setup Mode Flow Chart 61 C 1861 S 1918...

Page 7: ...ion NOTE To prevent contaminate from entering the 4 pin digital output connector the output cover should always be firmly in place whenever an output cable is not connected All MaxumII style indicator...

Page 8: ...namic Operation Toggles between hold and resume of the displayed reading M OFF Data Normal Operation S Used to turn the unit OFF send data and for entering Setup Mode The M OFF button must be held dow...

Page 9: ...Setup Features ANALOG MAGNIFICATION Mode M1 S Allows the selection of different magnifications for the analog scale The scale can be selected at X1 X5 X10 X50 or left blank MEASUREMENT DIRECTION Mode...

Page 10: ...xample with a resolution of 0 00001 the display value will be 0 00158 preserving more of the indicator s resolution Non Integer Multiplier A non integer multiplier will also cause the count size to be...

Page 11: ...al operation send data button or con tinuous output The output string may also be set to include the indicator s unique serial number Identification 2 4 Special Options Available in Max m II Indicator...

Page 12: ...AUTO POWER DOWN DISABLED Disables the indicator s power down function The indicator can only be powered down by use of the M OFF button default Auto Power Down Enabled NOTE No Auto Power Down Standar...

Page 13: ...priate combination of the three interface buttons If the lock out option is specified the user will not be able to access those lock out features All features are enabled or disabled at the factory Lo...

Page 14: ...spection The Max m II indicator is shipped without batteries installed Refer to Section 7 0 for battery installation instructions After batteries have been installed turn the unit on by pressing the O...

Page 15: ...e or stand 4 Mechanically adjust the indicator until the reading is at or near the desired value or spindle position For the Maxum II Comparator a zero setting value is ideal 5 Securely lock the Indic...

Page 16: ...sible Entering the setup modes is accomplished by pressing and holding the M OFF button and then press and release the inch mm button The M1 icon will be displayed Then press and release the M OFF but...

Page 17: ...tion Mode S Setup Modes Advanced Model M1 signifies Measurement Direction Analog Scale Magnification S M2 signifies Preset Entry Mode S M12 signifies Limit 1 Tolerance Entry Mode S M23 signifies Limit...

Page 18: ...left cor ner of the LCD Figure 1 Figure 1 Entering the Set Up Mode 2 Press and release ZERO ON to select the desired measurement direction signi fied by the R icon for reverse mode and no icon for th...

Page 19: ...ss and release inch mm to select the desired Analog Magnification signified by the X1 X5 X10 X50 or no icon blank no scale displayed Figure 4 3 Press and release M OFF until it returns to the gaging m...

Page 20: ...to enable the setup mode M1 icon appears in the lower left cor ner of the LCD Figure 3 2 Press and release M OFF once to enter the Preset Mode M2 appears in the lower left corner of the display Figur...

Page 21: ...again at the leftmost posi tion Figure 6 Figure 6 Moving the Cursor Position 5 To select and change the digital value position the cursor above the digit loca tion to be changed Press the ZERO ON to...

Page 22: ...uld be 1 2 3 12 23 etc 5 4 Entering Tolerances M12 M23 S 1 Simultaneously press and hold M OFF 1 then quickly press and release inch mm 2 once to enable the setup mode M1 icon appears in the lower lef...

Page 23: ...returns to the gaging mode No Mx icon is displayed Where x could be 1 2 3 12 23 etc NOTE To disable the tolerance feature both tolerance entry values must be set to zero The tolerance entry limits ar...

Page 24: ...splayed signifying the unit is in the selectable resolution mode 3 Press and release inch mm to toggle through the menu of available resolu tions See the following table Digital Resolution Table 4 Pre...

Page 25: ...M OFF until the M13 icon is displayed signifying the unit is in the selectable resolution mode 3 Press and hold M OFF for 2 seconds until the M3 icon appears signifying that the unit is in the Multip...

Page 26: ...lier Ratio 5 7 Changing Operation to Difference Mode M1 X1 1 Simultaneously press and hold M OFF 1 then quickly press and release inch mm 2 once to enable the setup mode M1 icon appears in the lower l...

Page 27: ...port ALL enables the Difference mode and all the data values are sent to the data output port Data sent is 1st reading 2nd reading and difference result reading Figure 15 diF diF 6 When dif is enabled...

Page 28: ...lier Mode Default Value 1 000 4 Press and release the M OFF button until the display shows the M2 X1 icon The display shows the current setting Figure 17 Mode of Operation Select Display The indicator...

Page 29: ...lease the M OFF button until it returns back to the gaging mode no M icon is displayed the M icon is displayed in Gaging Mode if a multiplier is set 5 9 Changing Dynamic Hold Operation M2 X1 1 Simulta...

Page 30: ...function or for chang ing the units in the gaging mode 6 Once selected press and release the M OFF button to advance to the next menu option To exit the Setup mode press and release the M OFF button u...

Page 31: ...dicator arrives set for a single reading data output triggered by the M OFF button The reading is the value shown on the display and does not include the internal serial num ber in the output 5 Press...

Page 32: ...on Mode from the Gaging Measurement Mode a Simultaneously press and hold M OFF 1 then quickly press and release inch mm 2 once to enable the setup mode M1 icon appears in the lower left corner of the...

Page 33: ...displayed on the left refer to Figure 24 Figure 24 Calibration Min Step Display 4 Replace the zero reference with the min reference to displace the indicator to 030 for inch mode a Press and release...

Page 34: ...N to make digits count up to the number desired 7 Press M OFF to accept the new reference setting and exit back to the gaging mode 8 Replace the max reference with the zero reference 9 Press and relea...

Page 35: ...icon is displayed on the indicator The reverse operation is typically used for ID internal diameter type measurements Figure 26 Measuring Directions 6 2 Analog Magnification S The Max m II Series ind...

Page 36: ...aduation resolution are shown in the table below Figure 27 Analog Magnification Table Display Icon Full Scale Grad Value in mm in mm no icon X1 0 040 1 00 0 0020 0 050 X5 0 020 0 20 0 0010 0 010 X10 0...

Page 37: ...ered as the actual size of a certified nominal master A press and release of the ZERO ON button will show the preset that was entered in the setup mode on the display Figure 28 Presets 6 4 Tolerances...

Page 38: ...The left and right arrows of the bargraph are used to indicate the tolerance condition as shown here Figure 29 Analog Bargraph 6 4 2 Digital GO NOGO operation S GO NOGO operation requires that toleran...

Page 39: ...olution S The Max m II Series indicator has a broad range of digital resolution choices The last digit may end in a 0 1 2 or 5 depending on setting in the setup mode 6 6 Multiplier The Max m II Series...

Page 40: ...e first reading collected For example if the 1st reading is greater in value than the 2nd reading then the difference result is displayed as a positive value If the 1st reading is less than the 2nd re...

Page 41: ...3 icon for the difference result 4 Press and release the M OFF button Step 3 to reset the indicator for the next set of measurements The indicator will then flash the number 1 icon and return to a li...

Page 42: ...be an absolute or positive reading max is always greater than min In the gaging mode each dynamic feature is identified by the analog bargraph as shown here Figure 34 Dynamic Feature Displays NOTE The...

Page 43: ...cted immediately but still has to be processed There are no icons used to indicate that the hold feature is active since it is obvious by the use of the inch mm button and the condition of the reading...

Page 44: ...ependable readings and the indicator will no longer operate Replace batteries to resume use of the indicator Refer to Section 7 2 for battery replace ment 6 9 2 Lockout When the message L0C 0000 is di...

Page 45: ...Since this is a completely modular assembly it is recommended that this unit be returned to Mahr Inc should there become a problem Any tampering with this unit will void the warranty 7 2 Changing the...

Page 46: ...position enough to grasp with fingers Figure 37 Figure 36 Releasing the Battery Tray 2 Grab the tray with your fingers and firmly pull out the battery tray Figure 37 NOTE When battery power is remove...

Page 47: ...ray 3 The Battery tray contains two CR2450 style batteries Mahr Inc Part number EBY 1018 Remove the two expired batteries and replace with new ones with the large diameters Positive facing away from t...

Page 48: ...lay 7 3 Data Output The Max m II Series indicator has available three standard output formats based on the cable connected to it NOTE Disconnect cable when not in use Leaving it connected may reduce b...

Page 49: ...set to include the indicators serial number S N the S N will be sent first then the reading delimited by a comma The Data Stream for the Max m II is as follows NNNNNNN D DD DDDD D _inch CR There will...

Page 50: ...nnected cable an additional virtual COM Port The appli cation software communicates to the instrument in exactly the same manner as a normal hardware COM Port NOTE When Used with Marcom Software Make...

Page 51: ...51 Opto RS232C Data Cable Detailed description of Duplex commands available on demand RS232C Duplex Figure 40 RS232C Duplex Cable...

Page 52: ...52 RS232C Simplex Figure 41 RS232C Simplex Cable...

Page 53: ...53 Digimatic Data Cable ATTENTION Digimatic interfaces can only transmit 6 digits 7 digit displays do not show the highest decimal place Figure 42 Digimatic Cable...

Page 54: ...k items to prevent damage in shipment Include a brief description of the problem and the name address and tele phone number of the person to contact if we have any questions Send correspondence to Mah...

Page 55: ...Tray 8 Gasket battery tray 9 Output Port Cover 10 Output Port O Ring N A ERG 1073 PT 223 3 8 Stem EPT 1037 W1 8mm stem Spindle Components Table Page 53 N A N A Max mII 0 040in 1 0mm PARTS Refer to Fi...

Page 56: ...re 44 Perpendicular Model 250 6 3mm EBK 1010 270 2 30 58mm 1 58 40mm 750 4619mm A B C A 46 11 7mm 1 50 38mm B 95 24 1mm 2 25 57 2mm C 2 11 53 6mm 3 41 86 6mm Display Rotates 9 4 5 6 10 7 8 3 75 9 5mm...

Page 57: ...NONE EGU 1022 NONE EGU 1022 C Bushing EBU 1473 EBU 1478 EBU 1473 EBU1478 D O Ring ERG 1042 ERG 1042 ERG 1042 ERG 1042 E Re ta ining Ring NONE ERG 1049 NONE ERG 1049 F Spindle EAS 2941 EAS 2943 EAS 294...

Page 58: ...1307 W2 Adaptor Bushing 8mm to 3 8 BU 197 8mm stem Thread Adaptor m2 5 to 4 48thd AD 185 m2 5 thread Spring lite force 35gm SP 351 Flat Back EBK 1018 Lug Back EBK 1010 Post Back EBK 1012 Screw Back E...

Page 59: ...e 46 Indicator Back NOTE Exercise care when installing Indicator Back accessories make sure gasket seals are in good condition and properly oriented DO NOT OVERTIGHTEN SCREWS 9 10 Lug Back Standard Fl...

Page 60: ...el 40 to 130 F5 to 54 C 0 to 140 F 17 to 60 C Display Spindle Velocity Contact Point Power Storage Operating Temperature normal usage 12hr day x 7day wk 750mA rating Accuracy of range Weight Repeatabi...

Page 61: ...tiplier M3 m ode i 2 Lockout Setup m ode t 1 Lockout in m m button right m ost 0 Power up units batt chg Left to Right Exam ple Special readout with program code 1 0 1 0 1 1 1 left to right 1 Advanced...

Page 62: ...the display appears as follows Figure 47 Lockout Password Prompt The password is entered in the same manor the preset or tolerance values are entered The inch mm and ZERO ON buttons are used to chang...

Page 63: ...ll exit back to its gaging measurement mode for setup lockout option or exit forward to the next M icon in the setup menu for calibration lockout option Figure 49 Password Error Incorrect password err...

Page 64: ...ING MODE Primary Function Power On Standard in mm Send Data Zero Preset Advanced Hold Resume Difference Collect Difference Centerline Send Data OR 1 2 3 Reset Dynamic 123 Max Min TIR Secondary Functio...

Page 65: ...To e nte r se tup m ode inch mm M OFF ZER O ON press release hold for 2sec X1 M 1 NORM AL X1 ANALOG M AG DIRECTION X5 REVERSE X 5 R X10 X10 X50 X 50 Bla nk CURSOR M 2 DIGIT 00 00000 PRESET 0 1 2 9 SET...

Page 66: ...1 2 9 CURSOR M 23 DIGIT 00 00000 TOL 0 1 2 9 SELECT M 13 inch m m RESOLUTION Not Used 0 01 0 2 0 005 0 1 0 002 0 05 0 001 0 02 hold for 3sec 0 0005 0 01 0 0002 0 005 0 0001 0 002 0 00005 0 001 0 0000...

Page 67: ...M OFF ZER O ON from M 13 m ode CURSOR M 3 DIGIT 01 00000 M ULTIPLIER 0 1 2 9 when 1 0 M OFF M 1 X1 ALL DATA oFF DIFFERENCE ALL ON RESULT diF or ALL diF IN M M M 2 X1 NORM AL unit DYNAM IC HOLD M AX ho...

Page 68: ...68 from M 2 X1 m ode NO S N M 3 X1 SINGLE DATA CONFIG OnE SERIAL CONTIN Sn Con hold for 3sec CALIBRATION M ODE ADJ DN M 123 ADJ UP CALIBRATE M IN ADJ DN M 123 ADJ UP CALIBRATE M AX M EASURING M O DE...

Page 69: ...69 NOTES...

Page 70: ...70 NOTES...

Page 71: ...71 NOTES...

Page 72: ...ev C Copyright 2018 Mahr Inc All rights reserved Due to technical improvements and or further product developments all of the specifications shown in this doc ument are subject to change without notic...

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