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SAMPLE DIVIDERS

PT 200.
Rotating Tube Divider.

A faultless and comparable analysis is closely linked to accurate sample handling. Only a sample representative of the initial material can provide meaningful analysis results. Rotary tube dividers ensure the representativeness of a sample and thus the reproducibility of the analysis. The rotating tube divider PT 200 is the prerequisite for dust-free division and volume reduction of larger bulk samples. It is suitable for powdered or granular bulk materials.

PT 200 rotating tube divider on a stand, side view
Largest feed particle≤ 10 mm
Sample outlets1, 2 or 3, by bottom cone
Tube speed50 rpm
Reject collector26 L

THE PRODUCT IN FOCUS

Model overview

A faultless and comparable analysis is closely linked to accurate sample handling. Only a sample representative of the initial material can provide meaningful analysis results. Rotary tube dividers ensure the representativeness of a sample and thus the reproducibility of the analysis.
The rotating tube divider PT 200 is the prerequisite for dust-free division and volume reduction of larger bulk samples. It is suitable for powdered or granular bulk materials. The slot width adjusts the ratio of the fractions and therefore the amount of sample.

PERFORMANCE & OPERATION

Features. Operation. Handling.

PRODUCT ADVANTAGES

  • exact dividing, also of larger quantities
  • modular design
  • adjustable dividing ratio
  • extraction of 1 – 3 samples
  • quick-release sample outlets and easy fastening of bottom cone
  • batch and continous operation possible
  • speed-controlled rotating tube
  • direct digital connection for Vibratory Feeder DR 100
  • dividing process according to DIN 51701
Scientist using the PT 200 rotating tube divider
Scientist using the PT 200 rotating tube divider

FUNCTIONAL PRINCIPLE

The material to be divided passes through the feed hopper via the chute of the vibratory feeder into the rotating tube divider. The total material stream is distributed evenly at a constant speed (50 min-1) over the pitch circumference of the lower cone by the tube rotating within the upper cone. The interchangeable lower cones have one, two or three continuously adjustable sample slots. In the course of each rotation a separated quantity corresponding to the width of the slot is deposited in the sample collecting vessel. The rest passes into the reject container.

Close-up of tubes on the PT 200 rotating tube divider
Close-up of tubes on the PT 200 rotating tube divider

TECHNICAL INFORMATION

Specifications & reference data

TECHNICAL DATA

ApplicationsSampling, sample division and sample reduction
Fields of applicationAgriculture, biology, chemicals/plastics, construction materials, electronics, environment/recycling, food, geology/metallurgy, glass/ceramics and medicine/pharmaceuticals
MaterialPowdered or granular bulk material
Largest feed particle*≤ 10 mm
Tube speed50 rpm
Sample outlets1 / 2 / 3, depending on bottom cone
Timer1, 3, 5, 10–60 minutes or continuous operation
Adjustable slot widthOne outlet: 0–159 mm; two outlets: 0–110 mm; three outlets: 0–53 mm
Maximum dividing ratioOne outlet: 1 × 1:5; two outlets: 2 × 1:7.2; three outlets: 3 × 1:15
Minimum dividing ratio*1:26 per outlet
Reject collector26 L
Sample containers250 mL / 500 mL
Electrical supply100–240 V, 50/60 Hz; single phase
Dimensions, W × H × D520 × 1050 × 551 mm; 572 × 1307 × 551 mm including DR 100
WeightApproximately 46 kg including DR 100
StandardsCE

*depending on feed material and instrument configuration/settings

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