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Concrete and Mortar Moisture Tester

Model HI-520

Operating Manual

Содержание HI-520

Страница 1: ...Concrete and Mortar Moisture Tester Model HI 520 Operating Manual...

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Страница 3: ...Specifications 3 2 Part Names 4 3 Measurement Principles 6 4 Using the HI 520 8 1 Preparations 8 2 Measurement 15 5 Part Functions 17 1 The HOLD Switch 17 2 Auto Power Off Function 17 3 Warning Signal...

Страница 4: ...old functions which make it possible to confirm the results of measurements taken at locations which are not directly visible In addition the HI 520 features a temperature compensation function which...

Страница 5: ...ALC 0 100 Compensation Functions Thickness 10 40mm Temperature 1 Automatic 0 40 C 2 Manual 0 70 C Display Digital LCD display Alarm Functions Buzzer alarm when moisture content values exceed set value...

Страница 6: ...4 2 Part Names 1 Display 2 OFF Switch 3 ON Switch 4 HOLD Switch 5 Select Dial 6 Thickness compensation dial 7 Temperature compensation dial...

Страница 7: ...5 8 Alarm Setting Switch 9 Buzzer 0 Battery Compartment Sensor Strap...

Страница 8: ...The conductivity of water is 80 a much larger value than concrete or mortar Therefore when the concrete or mortar contains water the conductivity is found to be higher than with the dry material This...

Страница 9: ...elationship is described by the following formula c e K farad e Conductivity of the material containing moisture K Constant determined by shape of the sensor electrode c Capacitance 7 Moisture content...

Страница 10: ...e HI 520 utilizes a 9V alkaline battery as its power supply 8 Insert a new battery into the compart ment taking care to orient the positive and negative terminals correctly Use thumb to pull the batte...

Страница 11: ...Adjusting the dials First adjust the dials as necessary before beginning measurements 1Select Dial Set the select dial to the type of material to be measured 1 LWC 2 GYP 3 Mortar 4 Concrete 5 ALC D D...

Страница 12: ...t have calibration information for other materials in its microcomputer memory and therefore it cannot directly display moisture content values for other materials it does have D MODE 0 1999 calibrati...

Страница 13: ...lues above the set limit are measured a Press the switch and turn the thickness compensation dial to the ALARM position b The display appears as indicated below The alarm is not set The alarm limit is...

Страница 14: ...c There is an ALARM SET trimmer on the right side of the unit Use the supplied screwdriver to turn the trimmer desired setting displayed on the LCD 12...

Страница 15: ...l to be measured Set the dial to the 40mm position if the thickness exceeds 40mm Please note that you will not be able to make measurements if the dial is turned all the way to the ALARM position 13 E...

Страница 16: ...ompensation dial to the AUTO position Use the temperature compensation dial to manually set the temperature compensation value if the temperature difference between the material being measured and the...

Страница 17: ...approximately 2 seconds Next the value selected with the select dial is displayed is displayed if set to the D MODE Example Mortar If the displayed numbers or symbols blink this indicates that the bat...

Страница 18: ...2 The moisture content is displayed on the digital display when the sensor is pressed against the material to be measured 3 Press the switch to turn off the power when done making measurements 16...

Страница 19: ...nit is placed against the surface The display disappears when the sensor is moved away To keep the displayed value press the switch Press the switch a second time to release the displayed value 2 Auto...

Страница 20: ...arning Signal Display The maximum measurable moisture content value depends upon the type of material being measured Indicates that the material s moisture content exceeds the maximum measurable limit...

Страница 21: ...e sensor is in even contact with the surface to be measured It is best if the surface being measured is flat B When measuring objects of more than 40mm in thickness set the thickness compensation dial...

Страница 22: ...MEMO...

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Страница 24: ...0702 MA 0102 500...