Fully Automatic Dynamic Mechanical Analyzer (DMA)

Name

Fully Automatic Viscoelasticity Analyzer

Model

VR-7130

Sample dimensions

Rectangular shape 40(L) x 4(W) x 2(t) mm

Testing method

Vertical tensile method

Chucking method

Constant pressure tightening by spring structure

Sample convey system

Automatic: 100 samples max.

Distance between chucks

20mm （Option: 10mm）

Load detection

1. Load detector: Piezoelectric type load cell (Choose rating: ±45N or ±450N)
2. Maximum load: 200N (with Load cell ±450N)
3. Resolution: 1% F.S.

Displacement detection

1. Displacement sensor: Optical fiber, non-contact type small displacement sensor
2. Maximum displacement: 1,000μm
3. Resolution: 0.3μm

Vibrator

1. Vibration system: Electric vibrator （Lower chuck drive）
2. Vibration waveform: Sinusoidal wave
3. Vibration frequency: 0.1 to 200Hz continuously variable
4. Vibration amplitude (strain): ±0.1 to ±2.5% (40 to 1,000μm p-p) continuously variable (±0.2 to ±5% in case of 10-mm chuck distance)

Initial tension

1. Mechanism: Lower side chuck tension by the vibrator
2. Method: Constant strain method, constant load method (calculated to strain)
3. Tension: 0μm to 2,000μm

Thermostatic chamber

Framework: Opens and closes automatically

Testing temperature range

-90 to 200°C (optionally down to -100°C without using liquid nitrogen)

Safety device

1. Emergency stop switch
2. Overheat limiter
3. Pneumatic limiter
4. Ground-fault circuit breaker

Connection for control

1. Main unit control: USB
2. Temperature control: RS－232C (D－SUB 9pin)

Utilities

1. Main unit: Power source AC100V 1-phase 2kVA Dry air 0.4MPa
2. Cold air generator：Power source AC200V 3-phase 4kVA

Dry air 0.5MPa Flow rate 250L/min

Usage environment

1. Temperature : 5 to 40°C
2. Humidity : 35 to 80%RH

Dimensions

Main unit and the rack: approx. 470 (W) x 470 (D) x 1320 (H) mm

Thermo Jetter (cooling air generator): approx. 510 (W) x 740 (D) x 1110 (H) mm

Accessories

Load calibration tool, tool set and connection cables