The TS621HD electronic strain gauge amplifier is especially intended for amplification of high frequency sensor signals in mV range.
Best temperature and long-term stability as well as high accuracy are guaranteed by using modern technology.
The TS621HD delivers superb performance features such as galvanic isolation, removable terminal block for the sensor connections, multiple options and high quality.
Best temperature and long-term stability as well as high accuracy are guaranteed by using modern technology.
The TS621HD delivers superb performance features such as galvanic isolation, removable terminal block for the sensor connections, multiple options and high quality.
- Detection of high frequency sensor signals by wide gain bandwidth; DC to 40kHz
- Low noise
- Great noise immunity and service reliability for use in rough industrial operation
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Input power supply of 24V DC, reverse-polarity protected, providing:
- wide operating input power supply of 19-36V DC, LED indicates power-on status
- integrated DC-DC converter for galvanic isolation between power supply and measuring circuit (very important to avoid ground loops in combination with secondary electronics)
- Provides a well-regulated power supply for sensor excitation, balanced to ground
- Coarse and fine adjustments for zero and amplification setting
- Screw terminal for power and outputs
- Removable screw terminal plug for the sensor connections
- shock or impact testing
- load test on crash-tests with dummies, seatbelt materials etc.
- analyzing shock waves in hydraulic systems
- vibration analysis
- dynamic testing of materials
- high dynamic stress measurements on materials and constructional elements
Voltage output Vout (@ Gnom • Usig)
0 to ± 10 V, bipolar, max. 10 mA
0 to ± 10 V, bipolar, max. 10 mA
In standard version the strain gauge amplifier TS621HD offers a voltage output.
The device can be extended by one additional output.
The device can be extended by one additional output.
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Option D 2nd voltage output, filtered
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Option X40 2nd voltage output with additional amplification (40kHz)
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Option DX 2nd voltage output, filtered with additional amplification
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Option A40 Current output 0/4-20mA (40kHz)
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Option AD Current output 0/4-20mA, filtered
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| Design | DIN-rail housing for convenient snap-in installation |
| Accuracy class | 0.1 |
| Sensors to be connected: - strain gauge, full bridge | admissible connection impedance ≥ 150 Ω |
| Bridge excitation voltage - referenced to ground (GND) | 10 ± 0.5% V DC ± 5 V DC |
| Nominal gain Gnom | 667 |
| Nominal measuring range Usig | ± 15 mV |
| Calibration range referenced to Gnom | 38% to 100% to 580% |
| Adjustment range zero @ Gnom | fine approx. ± 20% of final value coarse approx. ± 60% of final value |
| Input impedance | 1010 Ω |
| Cut-off frequency (- 3 dB) | approx. 40 kHz |
| Phase delay (frequency range) | < 7.5 µs |
| max. slew rate Vout | 2.5 V / µs |
| max. ringing at surge [2] | < 5% |
| Standard Output | Voltage output Vout (@ Gnom • Usig): 0 to ± 10 V, max. 10 mA |
| Nominal temperature range | 0 to 60°C (32 to 140°F) |
| Operation temperature range | 0 to 60°C (32 to 140°F) |
| Storage temperature range | -25 to 75°C (-13 to 167°F) |
| Temperature influence per 10°C - on zero at amplifier output - on calibration | < 10 mV (@ Gnom) < 0.05% of final value |
| Supply voltage | 19 to 36 V DC |
| Power consumption | max. 3 W integrated DC-DC converter for galvanic isolation between supply voltage and measurement circuit |
| Amplifier connection | screw terminals for flexible cable 0.2 to 2.5 mm2 |
| Sensor connection | plug with screw terminals for flexible cable 0.08 to 1.5 mm2 |
| Dimensions (L x W x H) | 80mm x 25mm x 95mm (3.15" x 0.98" x 3.74") |
| Weight | approx. 100g (0.22 lbs) |
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