Johnson 40-6250 User manual
©2013 Johnson Level & Tool - Rev. 2 1
Machine Mountable Electronic Level
with Bluetooth
Model No. 40-6250
Instruction Manual
Congrat lations on yo r choice of this Machine Mo ntable Electronic
Level with Bl etooth. We s ggest yo read this instr ction man al
thoro ghly before sing the instr ment. Save this instr ction man al
for f t re se. Additional copies are available at
www.johnsonlevel.com.
Bluetooth is a trademark of Bluetooth SIG, Inc.
6657H-A _Manua s 1/28/13 1:45 PM Page 1
2©2013 Johnson Level & Tool - Rev. 2
Table of Contents
1. Kit Contents
2. Features and Functions
3. Safety Instructions
4. Location of Parts/Components
5. Operating Instructions
6. Using the Remote
Control/Receiver
7. Technical Specifications
8. Care and andling
9. Product Warranty
10. Warranty Registration
1. Kit Contents
odel No. 40-6250 Qty.
Sensor/Slaver (includes 3 AA batteries) 1
Remote Control/Receiver (includes 3 AA batteries) 1
DC 5V adapter 1
Remote cable & PC cable 1
Instruction manual 1
Carrying case 1
2. Features and Functions
• Use for new machinery installation and relocation
• Measures level in X and Y axis to within a maximum accuracy of
0.01 degrees
• Operation range is ± 10 degrees of level
• Reads slope in %, mm/m, and in/ft
• Remote control features large LCD screen that reads in X or Y axis
• Green backlit screen reads digitally and graphically
• Reads via cable outlet or wireless Bluetooth
• Bluetooth supported operating range 32’
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©2013 Johnson Level & Tool - Rev. 2 3
3. Safety Instructions
Please read and understand all of the following instructions, prior
to using this tool. Failure to do so, may void the warranty.
ATTENTION IMPORTANT
• Read all instructions prior to operating this tool. Do not remove any labels from tool.
• Always turn the tool off when not in use or left unattended for a period of time.
• Remove the batteries when storing the tool for an extended time (more than 3 months)
to avoid damage to the tool should the batteries deteriorate.
• Do not attempt to repair or disassemble the tool. If unqualified persons attempt
to repair this tool, warranty will be void.
• Use only original Johnson®parts and accessories purchased from your Johnson®
authorized dealer. Use of non-Johnson®parts and accessories will void warranty.
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4©2013 Johnson Level & Tool - Rev. 2
4. Location of Parts/Components
Red Power Light
Scan Channel Light
Data Transfer
Light
Data
Transfer Port
Out Supply
Port
Remote Control/Receiver Port
Sensor/Slaver
Link Light
Power Button Dust-proof
Lid Port
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©2013 Johnson Level & Tool - Rev. 2 5
5. Operating Instructions
Sensor/Slaver
Battery Installation
The Sensor/Slaver requires 3 “AA”
alkaline batteries to operate. Locate
the battery door on bottom as shown in
photo. Loosen screws, remove cover and install the batteries with
correct polarity. Securely re-install battery door.
Power On and Off
old the power button for one second
to power on the Sensor/Slaver. An
audible beep and visual LED light will
confirm the power is on.
old the power button for one second
to power down the Sensor/Slaver. An audible beep and visual LED
power light will confirm the power is off.
Remote Control/Receiver
Battery Installation
The Remote Control/Receiver requires 3 “AA” alkaline batteries to
operate. Locate battery door, remove cover and install the batteries
with correct polarity. Securely re-install battery door.
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6©2013 Johnson Level & Tool - Rev. 2
6. Using the Remote Control/Receiver
Remote Display
1. Power Button (POW)
a. old for one second to power up Sensor/Slaver with beep.
b. old for two seconds to turn off Remote Control/Receiver
with beep.
2. easure Button ( EAS)
a. Push button to enable measuring and lock control pad
with beep and visual LED is lit.
b. Push button again to disable measuring and unlock control
pad with beep and visual LED is off.
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©2013 Johnson Level & Tool - Rev. 2 7
Note: All operation buttons will be non-responsive, except buttons 1,
2, & 7. Push the MEAS button again so light turns off to utilize
buttons 3, 4 and 5 below.
Begin measuring only after the link light of the Remote
Control/Receiver and Sensor/Slaver are illuminated. If there is a
delay in the illumination or the units are not connected, power down
and then power up again.
3. Resolution Button (SEN/DEG)
Pushing this button will switch resolutions
a. 0.002º - 0.01º - 0.1º - 1º - 0.002º
b. Degree - Minute - Second
4. Function Button (mm, m; in/ft; CHN)
Pushing this button will switch functions
a. Percentage of Slope (%)
b. mm / M
c. in / ft
d. Channel Select (A-B-A)
5. Absolute, Relative and Degree Button (ABS/REL, WARN)
a. Absolute and Relative: switch between absolute and
relative value
b. Degree Alert Set-Up
1. When degrees stop to X1 and Y1, press MEAS to
pause measure.
2. Press and hold this button until 3 beeps are heard to set
alarm mode for 1 degree, LCD will display “1”.
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8©2013 Johnson Level & Tool - Rev. 2
3. Then press MEAS and move sensor to another
desired X2 and Y2.
4. Pause MEAS again and hold same button until 3
beeps are heard for set degree 2, LCD will display “2”.
5. Remote Control/Receiver will beep when Sensor/Slaver is
out of range (1 and 2).
6. To disable alert, press this button to enable 1 and 2.
Note: X & Y axis must be set independently. Preset minimum and
maximum alarm prior to setting on surface to be leveled.
6. Lock and Quiet Button (LOCK/QUIET)
a. Lock: to lock control pad
b. Quiet: to disable beeper
Note: All operation buttons will be non-responsive, except buttons
1 & 6 - locking button.
7. Select Axis, Backlight and Calibration Button
(X/Y BACKLED)
a. Select Axis: press to switch display between X, Y, X n Y
b. Backlight: hold for 2 seconds to turn on/off backlight
c. Calibration: if this function is not working, please do not
operate, it could cause level displacement. If the precision
of the instrument is not correct and cannot be corrected,
please send it back to Johnson Level & Tool for test and
maintenance.
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©2013 Johnson Level & Tool - Rev. 2 9
Calibration Procedure:
1. Put sensor on a flat plate (±3°)
2. Power up sensor and remote. Red LED power light is on both
devices.
3. old the X/Y back LED icon for 5 seconds to enter
calibration mode. There will be five beeps.
4. The LCD screen is flashing except for the number 1. This
means you have entered calibration step 1.
5. Press the X/Y back LED icon again to enter calibration
step 2. First beep acknowledges the button press. The three
additional beeps indicate it has entered the 2nd stage of
calibration.
6. Rotate the sensor 180°, then press the X/Y back LED icon
button again (see below illustration).
7. The “2” will disappear and calibration is finished.
Y
X
Rotate 180º Clockwise
Johnson
40-6250
Y
X
Johnson
40-6250
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10 ©2013 Johnson Level & Tool - Rev. 2
7. Technical Specifications
Operation Range -10º to +10º
Axis X axis, Y axis
Resolution 0.002º, 0.01º, 0.1º, 1º
Repeatability < 0.005º (2δ)
Absolute Accuracy (25ºC) < 0.01º(±3º) < 0.04º (±10º)
Temperature Drifting < 1” / ºC (0º) < 1.5” / ºC (±3º)
Response Time < 2S
Operation Temperature 14ºF to 122ºF (-10ºC to +50ºC)
Storage Temperature -4ºF to 140º F (-20ºC to +60ºC)
Weight 1.575 lbs (0.714kg)
Dimension 5.25” x 2.75” x .95”
134mm x 70mm x 24mm
Communication from Electronic Level - Remote Control -
Electronic Level to Bluetooth Output *1 - Cable Output *2
Remote Control or Bluetooth Output *1 -
Cable Output *1 - PC Output *1
Power Supply Remote Control/Receiver: 3 AA batteries
Sensor/Slaver: DC 5V or 3 AA batteries
Range for Bluetooth 32ft (10m)
LCD Backlight Color Green
Battery Life Remote Control/Receiver: 8 hours
Sensor/Slaver: 8 hours
Ro S Compliance, EU Instruction 91/338/EEC,
EU Instruction 94/62/EC, WEEE for EU/EG/EE, Chinese Ro S
6657H-A _Manua s 1/28/13 1:45 PM Page 10
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