Klein Tools ET140 Instruction Manual

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INSTRUCTION MANUAL

Pinless Moisture Meter

• PINLESS, NON­DESTRUCTIVE
MOISTURE METER

• DETECT &
MEASURE
HIDDEN
MOISTURE

• EASY-TO-SELECT
MATERIALS:

-DRYWALL

-HARDWOOD

-SOFTWOOD

-MASONRY

2m

ET140

ESPAÑOL pg. 7
FRANÇAIS pg. 13

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GENERAL SPECIFICATIONS

Klein Tools ET140 is designed to non-invasively detect moisture based
on a material's capacitance. The mode selection is setup to maximize
moisture readings for up to 3/4" of the depth of the surface of drywall,
cement board, hardwood, and softwood.

• Moisture Detection Range:
Hardwood: 0 to 35%

Softwood: 0 to 55%

Drywall & Masonry: 0 to 100% Relative

• Resolution: 0.1%

• Accuracy: Wood: ± 4%
Drywall & Masonry: Relative readings

• Inductive Sensor Size: 1.25" x 2" (32 mm x 51 mm)

• Sensing Depth: 3/4" (19 mm)

• Operating Altitude: 6562 ft. (2000 m)

• Relative Humidity: <90% non-condensing

• Operating Temp: 50° to 104°F (10° to 40°C)

• Storage Temp: -4° to 122°F (-20° to 50°C)

• Dimensions: 6" x 2.5" x 1" (152 x 64 x 25 mm)

• Weight: 7 oz. (200 g) including batteries

• Certi cations: CE

• Batteries: 1 x 9V (included)

• Drop Protection: 6.6 ft. (2m)

Specifications subject to change.

2

WARNINGS

To ensure safe operation and service of the meter, follow these
instructions.

• Read the instructions to ensure safe operation.

• The meter is NOT insulated. Avoid contact with areas where
energized conductive elements may be present.

• Always wear approved eye protection.

SYMBOLS ON METER

Warning or Caution
Wear approved eye protection Read instructions

WEEE - Dispose of properly Battery Polarity

Conformité Européenne: Conforms with European Economic

Area directives

Risk of electrical shock

FEATURE DETAILS

FRONT BACK

1

6

B

A

C

E

D
2

53

4

METER FEATURES

LCD Display

1.

Bar Graph

2.

MODE Button

3.

Power On/Off Button

4.

HOLD Button

5.

Sensor

6.

Battery Cover

7.

7

LCD FEATURES

Moisture Measurement (%)

A.

Modes

B.

Low Battery Indicator

C.

HOLD Indicator

D.

Auto-Power Off Icon

E.

NOTE: There are no user­serviceable parts inside.

3

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FUNCTION BUTTONS

POWER ON/OFF BUTTON

4

Press the Power On/Off Button to turn the meter on or off. Press and
hold the Power On/Off Button for 2 seconds to turn the meter off.

NOTE: To conserve battery life, the meter will automatically power off
after 10 minutes of inactivity.

MODE BUTTON

3

Repeated presses of the MODE button will toggle through the
available material types: Drywall, Masonry, Hardwood, Softwood, in
that order. Select the desired material prior to testing.

5

HOLD BUTTON

Press the HOLD button to lock the current reading. The reading will
remain on the display until the HOLD button is pressed again, or until
the meter automatically powers off.

OPERATING INSTRUCTIONS

1. Power on the meter 4.

2. Press the MODE button

3

until the desired material type appears

on the display.

3. Scan the material by pressing the sensor

6

against the material
to be tested. To ensure the best accuracy, press the back of the
meter against a flat area of the material. The material should
be at least 3/4" (19 mm) thick, which is the depth of the sensor
penetration. If not, consider stacking the material to be measured.
The display will show the percentage of moisture numerically

A

,
and segments of the Bar Graph 2 will illuminate as a visual
reference of the level of moisture present in the material per the
chart below.

NOTE: "OL" will appear on the display if the moisture content detected
lies outside the meter's measurement range.

BAR GRAPH MOISTURE INDICATORS

MATERIAL GREEN LEDs YELLOW LEDs RED LEDs

DRYWALL 0 to 40% 40 to 70% 70% +
MASONRY 0 to 36% 36 to 63% 63% +

HARDWOOD 0 to 14% 14 to 24.5% 24.5% +

SOFTWOOD 0 to 21% 21 to 39%

4

39% +

MAINTENANCE

BATTERY REPLACEMENT

When the Low Battery indicator is displayed on the LCD,
the batteries must be replaced.

1. Loosen screw to remove
battery door

.

7

2. Remove and recycle
exhausted 9V battery.

3. Install new battery.

4. Replace battery door
and tighten screw.

To avoid risk of electric shock, do not operate meter while
battery door is removed.

CLEANING

Be sure meter is turned off and wipe with a clean, dry lint-free
cloth.

Do not use abrasive cleaners or solvents.

STORAGE

Remove the batteries when meter is not in use for a prolonged
period of time. Do not expose to high temperatures or humidity.
After a period of storage in extreme conditions exceeding the limits
mentioned in the General Specifications section, allow the meter to
return to normal operating conditions before using.

WARRANTY

www.kleintools.com/warranty

DISPOSAL / RECYCLE

Do not place equipment and its accessories in the trash.
Items must be properly disposed of in accordance with local
regulations. Please see www.epa.gov or www.erecycle.org
for additional information.

CUSTOMER SERVICE

KLEIN TOOLS, INC.

450 Bond Street Lincolnshire, IL 60069 1-877-775-5346

[e-mail] www.kleintools.com

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NOTES

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