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Model

ND 180

ND 185

ND 190

ND 210

Trade Name

Pundit Lab+

Pundit PL-200

Pundit PL-200PE

Pundit 250 Array

Technology

Ultrasonic pulse velocity

Ultrasonic pulse velocity

Single channel

ultrasonic pulse echo

Phased array

ultrasonic pulse echo

Measuring Range

Up to 15 m depending on concrete quality

Up to 15 m depending on concrete quality

Up to 1 m depending on concrete quality

Up to 1 m depending on concrete quality

Measuring Resolution

0.1 μs

0.1 μs

0.1 μs

1 μs

Pulse Voltage UPV

125 to 500 V

100 to 450 Vpp

–

–

Pulse Voltage UPE

–

–

100 to 400 Vpp

+/-150 V

Bandwidth

20 to 500 kHz

20 to 500 kHz

20 to 500 kHz

15 to 100 kHz

memory

Non volatile, > 500

measured values

Internal 8 GB

Flash memory

Internal 8 GB

Flash memory

Internal 8 GB

Flash memory

Receiver Gain

1x, 10x, 100x, up to 1000x, AUTO

1 to 10’000x

(0 to 80 dB)

1 to 10’000x

(0 to 80 dB)

1 to 10’000x

(0 to 80 dB)

Nominal transducer frequency

24 – 500 kHz

24 – 500 kHz

50 kHz shear wave

50 kHz shear wave

Pulse Shape

Square Wave

Square Wave

Square Wave

Square Wave

Pulse Delay

–

–

–

8 ms – 200 ms

Number Of Channels

1

1

1

8 (with upgrade

option to 16)

display

79 x 21 mm passive matrix OLED

7in colour display 800x480 pixels

7in colour display 800x480 pixels

7in colour display 800x480 pixels

Battery

4 x AA batteries ( > 20 hours continuous use)

Lithium Polymer, 3.6 V, 14.0 Ah

Lithium Polymer, 3.6 V, 14.0 Ah

Lithium Polymer, 3.6 V, 14.0 Ah

Battery Lifetime

–

> 8h (in standard

operating mode)

> 8h (in standard

operating mode)

> 8h (in standard operating mode)

Operating temperature

-10 to 60°C

-10 to +50°C

-10 to +50°C

-10 to +50°C

IP Classification

IP42

IP54

IP54

IP54

Weight(Approx.)

1.3kg

1.5kg

1.5kg

3kg