Niigata seiki DL-m3 Owner'S Manual Download Page 1

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Precision Electronic Level

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Compact Digital Level

DL-m3

LEVELNIC Owners Manual

Thank you for purchasing Niigata Seiki LEVELNIC.

Please read this manual thoroughly before use to insure proper operation
and a long service life.

[ CONTENTS ]

Introduction

････････････････････････････････････２

Features

････････････････････････････････････････２

Part Identification

・

Function

･･････････････････････３

Measurement Range and Zero Point

･･････････････７

How to Use

･････････････････････････････････････９

Zero-Point Setting

･･･････････････････････････････１１

Leveling a Surface

･･･････････････････････････････１３

Output Signal

･･･････････････････････････････････１

Shipping

････････････････････････････････････････

Notices

･････････････････････････････････････････１８

Specifications

･･･････････････････････････････････１９

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Summary of Contents for DL-m3

Page 1: ...ELNIC Please read this manual thoroughly before use to insure proper operation and a long service life CONTENTS Introduction ２ Features ２ Part Identification Function ３ Measurement Range and Zero Point ７ How to Use ９ Zero Point Setting １１ Leveling a Surface １３ Output Signal １ 5 Shipping 17 Notices １８ Specifications １９ 1 ...

Page 2: ...S Capacitive sensor for high sensitivity and stable output Can measure a wide range of slope angles compared to a bubble or spirit level 5mm m Fast response compared to bubble level Full range response time approx 10 sec Easy to read digital display reduces user fatigue and errors Reference point easily set using 0 Cal and 1 2 Cal Buttons RS 232C output signal for connecting to computer or printer...

Page 3: ... PART IDENTIFICATION FUNCTION 1 Display 2 0 Cal Button 3 Power Switch 4 1 2 Cal Output Signal Button 5 Function Select Switch 6 Battery Cover Screw 7 Battery Cover 8 Data Out Jack 9 Base 3 ...

Page 4: ...ow the display will blink When the display starts to blink please replace the battery with a new one Communication Status If an error occurs during data transmission or if cable is not properly connected an error message E1 E2 will be displayed for about 3 seconds Refer to Output Signal section for details ２ 0 Cal Button 0 Cal Button sets the displayed measurement to zero Button requires deliberat...

Page 5: ... Button Press the Output Signal Button to output data When pressed the instrument transmits the measured data on the RS232C port Signal output is initiated upon release Button requires deliberate press of about 1 sec If there is a problem with communication such as the cable not connected an error message E1 E2 will be displayed for about 3 sec Please refer to Output Signal section for details 5 F...

Page 6: ...to the slot at the bottom of the compartment 8 Data Out Jack RS 232C port for sending the displayed value and units to a remote device for recording or display Signal can be output directly to a computer or printer equipped with an RS 232C port Please refer to Output Signal section for details 9 Base The dimension are Length 100mm Width 50mm 6 Tab Slot ...

Page 7: ... must be set each time power is turned on In this way the zero point is accurate with each use with the advantage that any error due to drift in the zero point is eliminated Refer to the section Zero Point Setting below and follow the 0 Cal and 1 2 Cal procedures to set the zero point The measurement range of the instrument is limited by two factors The sensor operating range for what angles can b...

Page 8: ...ero Measurement Range Display Zero Measurement Range Reference point moved 1 mm m using the 0 Cal 1 2 Cal operations For example initial reading was 1 mm m when 0 Cal is performed or 2 mm m before 1 2 Cal is performed Internal Zero Reference point moved 3 4 mm m using the 0 Cal 1 2 Cal operations For example initial reading was 3 4 mm m when 0 Cal is performed Internal Zero ...

Page 9: ...rcuitry to stabilize The zero point will shift up to 0 02mm m when first turned on as the system warms up If this level of precision is not needed you can begin measurements as soon as it is turned on Make sure there is no difference in temperature between the instrument and the surface to be measured When the instrument is moved from a warm location to cold or visa versa the display reading will ...

Page 10: ... will also blink to indicate the direction of the out of range error The gauge will display the angle of inclination as mm m which is the elevation for the surface over a distance of 1 meter The actual height difference over a specified distance or pitch can be calculated as follows Pitch Height Difference Pitch Reading 1000 mm For the example with the measurement pitch 100mm 100 Height Difference...

Page 11: ...orizontal reference surface available １ Place the instrument on the surface to be used as the reference ２ When the display has settled press the 0 Cal Button to set the display to zero Zero point has now been set for absolute measurements C If surface is not known to be level １ Place the instrument on the surface to be used as the reference ２ When the display has settled press the 0 Cal Button to ...

Page 12: ...ethod even without a true horizontal reference we can determine the value of the angle 2 θ where θ is the angle of the slope in reference to the horizon By dividing by two we can determine θ the tilt of the slope If the gauge is set to zero on a slope then when the gauge is rotated 180 it will show the angle twice the actual tilt of the slope If the reading is then halved it will show the tilt of ...

Page 13: ...e surface to make the instrument s display read zero 4 Rotate the instrument 180 again to confirm that the reading is zero and the surface is level If it does not read zero after rotating then repeat steps 1 4 above Note If there is a large tilt in the roll direction perpendicular to the measurement axis there will be some display error and it will be difficult to level the surface In this case pl...

Page 14: ...t the procedure for the other direction the Y direction ３ When adjusting in one direction it is possible that the perpendicular direction will be affected and no longer level It may be necessary to repeat steps 1 2 several times to bring the two axis into level When the reading is zero for the gauge placed in any position the surface is level 14 ＹＹＸＸ ...

Page 15: ...CTS Input Clear to Send ３ GND Ground Comm method Asynchronous Comm Control Hardware CTS controlled Baud Rate 1200 bps Data Length 8 bit Stop Bits 1 Parity Bit No Output signal 5 V to 10 V Input Signal 3 V to 15 V Transmitted data will be 16 characters in each string Japanese character set The data contents are as follows Character 1 14 Measurement data and units including spaces Character 15 Carri...

Page 16: ... order to prevent multiple data from being sent the Output Signal Button will only send out data upon release Data will not be output if Output Signal Button is continuously held down Note 1 If CTS goes low and stays low for about 3 sec during the transmission of the 16 character data string the transmission will be interrupted and the display will show E1 for about 3 sec and then return to normal...

Page 17: ...arrier Please prepare a shipping box with internal size approximately 10cm larger than the storage case in all dimensions Place the instrument in the storage case and place the case in the box with all sides protected with appropriate packing material such as shredded paper or similar cushioning material Pack with enough material to ensure the case will stay centered in the box and will be protect...

Page 18: ...instrument and apply rust preventive oil to the base before storing in the case If not used for a long period remove battery Store in cool dry location out of direct sunlight and protect from high humidity or severe temperature changes Make sure surface to be measured is free of any dirt or burrs which may cause damage to measuring surface When used in a support capacity for other equipment it can...

Page 19: ...m Output Signal RS 232C compatible Power Standard 9V battery JIS S 006P 1x Continuous Use Time 2 Zinc Carbon battery approx 35 hours Alkaline battery approx 70 hours Dimensions 105 L 50 W 73 H mm Base Dimensions 100 L 50 W mm Weight 0 88kg Accessories 9V Battery Storage Case Owner s Manual 1 rdg is percentage of reading 2 Some variation depending on usage conditions NIIGATA SEIKI CO LTD 6 15 22 Ts...

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