Elcometer C304CDL 钢超声波材料测厚仪(0,63 - 500mm,IP54,数据记录)

Manufacture: Elcometer
Model: C304CDL
Origin: England
Warranty: 12 month

Transducer Probe type: Dual Element
Measurement & Thickness range:
+ Pulsed Echo (PE): 0.63 - 500mm
+ Echo Echo ThruPaint (EE):  2.54 - 25.40mm
Measurement & Velocity Range Velocity Mode (VM): 1,250-10,000 m/s
Measurement Accuracy: ±1% or 0.05mm
Resolution: 0.1mm or 0.01mm
Measurement Rate: 4, 8 & 16Hz (4, 8 & 16 readings per second)
Operating Temperature: -10 to 50°C
Data Output: USB & Bluetooth
Power Supply: 2 x AA batteries            
Battery Life: Alkaline: Approx. 15 hours  Lithium: Approx. 28 hours
Gauge Weight: 210g - including batteries, without transducer                                                   
Gauge Dimensions: 145 x 73 x 37mm - without transducer
Packing List: Elcometer  304  Ultrasonic  Material  Thickness  Gauge,  ultrasonic  couplant,  plastic  transit  
case,   carry  pouch,  3  x  screen  protectors,  wrist  harness, 2  x  AA  batteries,  operating  
instructions, calibration certificate, ElcoMaster Software CD & USB cable

Note: The Elcomneter 304 is supplied as a gauge only, without with the transducer must be ordered separately




Datasheet transducer



Elcometer 304 Ultrasonic Material Thickness Gauge

Technical Specification


Product Features

Material Thickness Gauge


Easy to use menu structure in multiple languages

Tough, impact, waterproof & dust resistant; equivalent to IP54

Bright colour screen; with automatic or manual brightness adjustment

Scratch and solvent resistant display; 2.4" (6cm) TFT

Large positive feedback buttons

USB power supply via PC

Gauge software updates1 via ElcoMaster® Software

Data Output


USB; to PC

Bluetooth®; to PC, Android™ & iOSǂ devices

ElcoMaster® PC software

2 year gauge warranty2

Limits; 40 definable audible & visual pass/fail warnings

Auto transducer recognition & ‘V-path’ correction

Measurement Modes


Pulsed Echo (PE)

Echo Echo ThruPaint™ (EE), Velocity Mode (VM)

Measurement Rate

4, 8, 16Hz3

Thickness Range;4


Pulsed Echo (PE): 0.63 - 500mm (0.025-20”)

Echo Echo ThruPaint™ (EE): 2.54 - 25.40mm (0.100-1")

Velocity Range; 1250-10,000m/s (0.0492 - 0.3937in/µs)

Measurement Accuracy (whichever is the greater)

±1% or ±0.05mm (0.002")

Measurement Units;


mm or inches

m/s, inch/µs

Repeatability / Stability Indicator

Display Modes



Selected statistics, Scan thickness bar graph,

Run Chart, Readings & Differential

Selectable Reading Resolution


Lo; 0.1mm (0.01 Inch), 10m/s (0.001 in/μs)

Hi; 0.01mm (0.001 Inch), 1m/s (0.0001 in/μs)



Number of readings (n), Mean (average) (x),

Standard deviation (σ), Lowest reading (Lo),

Highest reading (Hi), Coefficient of Variation (CV%)

Low / High limit value, Reading Range Value,

Nominal Value, Number of readings below low limit,

Number of readings above high limit

Calibration Options


Zero (using the integrated zero disc)

1-Point & 2-Point

Material selection; 39 preset materials

Factory; resets to the factory calibration

Velocity (speed of sound)

Known Thickness Value

Calibration Features


Calibration memories; 3 programmable memories with optional PIN calibration lock

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