KRAFT K5 - Multifunctional Coating Thickness Gauge with exchangeable probes

Portable Instrument for the Thickness Measurement of all types of coatings and parameters of their application. Advanced digital measurement techniques, extended keyboard and user-friendly interface will enable you to use the device in the most effective way providing high accuracy and measurement reliability.

The device is produced in two versions: standart version and version with increased matrix indicator.

Measuring coatings and parameters:

• varnish-and-paint, enamel, plastic, mastic and other dielectric coatings on steel substrates;
• galvanic (zinc, chrom, cadmium, silver, nickel and others) coatings on steel substrates;
• anode oxide, varnish-and-paint, plastic, teflon and other dielectric coatings on non-ferromagnetic substrates;
• silver, copper, brass and other electro-conductive coatings on non-ferromagnetic substrates;
• varnish-and-paint and galvanic coatings on inner surface of pipes;
• clad coatings;
• concrete over the armoring steel;
• surface roughness after sand and bead-blasting treatment;
• air temperature, humidity and dew point while painting.

Technical features

1) measurement range, mm: 0 - 120;
2) number of probes - up to 16 (characteristic and designation see below); 3) calibration options: 
- zero calibration;
- two point calibration;
4) data memory: up to 10 000 with clustering
5) connection with the computer: USB communication;
6) temperature range:
- for device -10 - +40 С °;
- for probes -40 - +70 С ° (+350 С ° special version);
7) display: graphic LCD with backlight;
8) power supply - 2 batteries ААА or rechargeable batteries;
9) size: 120 х 60 х 25 mm;
10) weight (with batteries): 120 g.

Particulars

• non-destructive coating thickness measurement according to the Impulse Magneto-Inductive, Eddy Current Frequency (Parametric) and Eddy Current Phase Digital methods;
• automatic probes recognition;
• a number of new generation probes (up to 16) designated for different purposes and characterized by high durability and operation algorithms that exclude wear-out effect on measurement precision;
• storage of calibration characteristics in probe’s built-in memory that excludes the device calibration in case of purchasing additional probes;
• possibility of measurements on rough surface (up to Rz=400 µ m), on small parts and inner surfaces of tubular bodies;
• extended keyboard and matrix display providing user-friendly interface;
• measurement data storage with clustering;
• statistical evaluation of measurement data within one group;
• averaging of measurement data;
• possibility to transfer measurement and calibration data to IBM PC by means of USB for statistical processing and storage using NDT1-DATA software;
• absence of temperature and time drift;
• automatic shut-off after measuring;
• Lemo connectors.

Delivery set

Measurement unit with probes (number and  modification depend on the customer’s choice), batteries ААА - 2 pieces,  charging unit, test blocks and calibration foils, operators manual, CD with data transfer and collection software, data transfer cable, carrying case.
Warranty - 2 years.

Probes for coating thickness gauge K5, MK4-F, MK4-NF:

Probes are the most important component of instruments used to measure coating thickness with either Impulse Magneto-Inductive, Eddy Current Frequency (parametric) and Eddy Current Phase Digital methods. The geometry of the measurement area influences the measurement value. Often the measurement accuracy can be optimized by using a more suitable probe.

Diameter of test area	Convex curvature diameter	Concave curvature diameter

Probes for the Magneto-Inductive measurement method

Probes F for K5 contain one calibration characteristics for coatings thickness measurement on ferromagnetic bases.

FO

Probe for galvanic (zinc, chrome, cadmium, etc.) and dielectric (plastic, paint, etc.) coatings upon small-size articles made of ferromagnetic materials.

Technical features

• measurement range, T, µm:0-300;
• measurement accuracy,  µm: ≤ (1% ± 1);
• diameter of test area, Øm, mm: 3 ;
• minimum radius of base, mm, Øconc ( Øconv): 4,5 (1).

Modification (size)

FOP – pencil type ( Ø9x86 mm);
FOT – for coatings applied to the inner surface of pipes of small diameter - from 12 mm (8x8x40 mm).

Particulars

probe of pencil type with fixed measurement system. Minimum diameter of test area provides complete tuning out from influence of coating electric conductivity.

F1

Probe for measuring of galvanic (zinc, chrome, cadmium, etc.) and dielectric (plastic, paint, etc.) coatings upon small-size articles made of ferromagnetic materials.

Technical features

• measurement range, T, µm:0-2000;
• measurement accuracy,  µm, 0-1500 µm: ≤ (1% ± 1), 1500-2000 µm: 1,5%;
• diameter of test area, Øm, mm: 4 ;
• minimum radius of base, mm, Øconc ( Øconv): 4,5 (1);
• size, mm: Ø9x34.

Particulars

Wear-resistant probe with spring-loaded measuring system for control of galvanic coatings, provides complete tuning out from influence of coating ’ s electric conductivity. 

F2

Probe for dielectric (paint, powder, anode oxide, etc.) and current-conducting non-ferromagnetic (zinc, chrome, etc.) coatings upon articles made of ferromagnetic materials within the range of up to 2 mm.

Technical features

• measurement range, T, µm:0-3500;
• measurement accuracy,  µm, 0-3000 µm: ≤ (1% ± 1), 3000-3500 µm: 1,5%;
• diameter of test area, Øm, mm: 6 ;
• minimum radius of base, mm, Øconc ( Øconv): 9,0 (1,5);
• size, mm: Ø9x34.

Particulars

probe wit h  spring-loaded measuring system. Using of hard-metal material for the tip allows to exclude its wear-out.

F3

Probe for dielectric (paint, powder, anode oxide, etc.) and current-conducting non-ferromagnetic (zinc, chrome, etc.) coatings upon articles made of ferromagnetic materials within the range of up to 5 mm.

Technical features

• measurement range, T, µm:0-5000;
• measurement accuracy,  µm, 0-4000 µm: 1%, 4000-5000 µm: 1,5%;
• diameter of test area, Øm, mm: 8 ;
• minimum radius of base, mm, Øconc ( Øconv): 10,5 (2,5);
• size, mm: Ø12,5x38.

Particulars

probe with  spring-loaded measuring system for thick coatings.

Probes for the Eddy-Current measurement method

Probes NF for K5 contain one calibration characteristics for coatings thickness measurement on non-ferromagnetic bases.

NF0

Probe for measuring of dielectric (paint, anode oxide, powder, etc) and current-conducting non-ferromagnetic (tin, zinc, etc.) coatings upon articles made of current-conducting non-ferromagnetic materials within the range of up to 500  µm,

Technical features:

• measurement range, T, µm, for dielectric coatings: 0-500;
• measurement range, T,  µm, for current-conducting non-ferromagnetic coatings: 0-100;
• measurement accuracy,  µm:  ≤ (1% ± 1);
• diameter of test area, mm: 1,5 ;
• size, mm: Ø6x35.

Particulars

Probes with  spring-loaded measuring system. Utilization of modern durable materials  provides high strength and wear resistance of probe.

NF1

Probe for measuring of thickness of dielectric (paint, anode oxide, powder, etc) and current-conducting non-ferromagnetic (tin, zinc, etc.) coatings upon articles made of current-conducting non-ferromagnetic materials within the range of up to 2000  µm,

Technical features

• measurement range, T, µm, for dielectric coatings: 0-2000;
• measurement accuracy,  µm:  ≤ (1% ± 1);
• diameter of test area, mm: 4,7 ;
• size, mm: Ø6x35.

Particulars

Probes with  spring-loaded measuring system. Utilization of modern materials  provides high strength and wear resistance of probe.

NF2 - NF4

Probe for measuring of thick dielectric coating (up to 60 mm) on metal substrates

Technical features

NF2

• measurement range, T, mm: 0-15;
• measurement accuracy,  mm, 0-7,5 mm: ≤( 1% ± 0,02); 7,5-15 mm: 2%;
• diameter of test area, mm: 20 ;
• minimum radius of base, mm, Øconc ( Øconv): 12 (5);
• size, mm: Ø15x85.

NF3

• measurement range, T, mm: 0-30;
• measurement accuracy,  mm, 0-20 mm: ≤( 1% ± 0,05 ); 20-30 mm: 2%;
• diameter of test area, mm: 40 ;
• minimum radius of base, mm, Øconc ( Øconv): 45 (15);
• size, mm: Ø23x88.

NF4

• measurement range, T, mm: 0-70;
• measurement accuracy,  mm, 0-40 mm: ≤( 1% ± 0,1); 40-70 mm: 2%;
• diameter of test area, mm: 80 ;
• minimum radius of base, mm, Øconc ( Øconv): 150 (50);
• size, mm: Ø45x50.

Particulars

probes with  spring-loaded measuring system. High temperature and stability of indications during work in field conditions.

Probes for the Eddy-Current phase measurement method

Probes PH for K5 contain one "coating/base" characteristics.

PH1

Probe for measuring of the electrolytic nickel and other galvanic coatings upon steel substrates.

Technical features:

• measurement range, T, µm: 0-120;
• measurement accuracy,  µm: ≤±( 0,03T + 1);
• minimum radius of base, mm : 1;
• diameter of test area, mm: 4,7 ;
• size, mm: Ø12x40.

Particulars

Possibility of control of galvanic coatings under dielectric layers.

PH 3

Probe for measuring of galvanic coatings.

Technical features: PH3-0,2 || PH3-1,8

• measurement range, T, µm: 0-120 || 0-120;
• measurement accuracy,  µm: ≤±( 0,03T + 1) || ≤±( 0,03T + 1 );
• minimum radius of base, mm : 1 || 75;
• diameter of test area, mm: 1 || 1 ;
• size, mm: Ø6x50 || Ø6x50.

Particulars

Possibility of control of galvanic coatings under dielectric layers.

Specialized probes

FxP, NFxP

Probe for measuring inside pipes made of ferromagnetic (FxP) and non-ferromagnetic (NFxP) materials.

Technical features

• measurement range, T, µm: 0-2;
• measurement accuracy,  µm: ≤±( 0,02T+ 0,001);
• minimum diameter of pipe, mm: 14;
• diameter of test area, mm: 4,7.

Particulars

Design of probes allows control in manual mode the pipes opened from two sides. Appliances for pilling probe depends on diameter and length of pipe.

FR1

Probe for measuring of thickness of concrete down to rebar and determination of rebar location.

Technical features

• measurement range, T, for concrete, mm: 1-30;
• measurement accuracy,  mm: ≤±( 0,05T + 0,1);
• diameter of rebar, mm: 3-40;
• size, mm: 100x30x50.

Particulars

Possibility of operation in wide range of thickness of concrete and diameters of rebar.

FR2

Probe for measuring the thick protective coatings (up to 120 mm) on ferromagnetic surfaces.

Technical features:

• measurement range, T, mm: 1-120;
• measurement accuracy,  mm: ≤±( 0,05T + 0,1);
• size, mm: 180x30x50.

R

Probe for roughness measurement after the sand and grit blasting prior to painting works.

Technical features

• roughness measurement range, µ m: 3-300;
• measurement accuracy,  Rz: ≤± 0,02;
• size, mm: Ø12x45.

THD

Probe for measuring of air temperature, humidity and dew point during execution of paint works

Technical features

1) measurement range:

• air temperature, °C: -50° - +125° ;
• humidity: 0-100%;
• dew point, °C: -15° - 40°.

2) measurement accuracy:

• humidity, °C : ≤± 5%;
• air temperature, °C: ±1 ° ;
• dew point, °C: ≤± 2 °.

3) size, mm: Ø15x120.

Particulars

probe of integral type with  wide limits of measuring.

NDT1 2009