2-wire miniature strain gauge amplifier MDM
2-wire miniature strain gauge amplifier MDM
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Strain gauge supply voltage: 2.5 VDC
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Strain gauge: > 700 Ω
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For 0. .. 2 mV/V strain gauge-signal
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2-wire loop
Important features
- Supply: +12 ... 24 VDC
- Design: Special card
- Output signal: 4 ... 20 mA
Technical data
MDM (/800) | MDM /350 | |
Suitable strain gauge | Strain gauge full bridge, > 800 Ω, Option: half and quarter bridge |
Strain gauge full bridge, > 350 Ω, Option: half and quarter bridge |
Sensitivity* Fine-tuning |
0 ... 2 mV/V approx.. ±5% |
±2 mV/V approx. ±5% |
Zero balance* | approx. ±10% (RB = 1 kΩ) | approx. ±10% (RB = 350 Ω) |
Bridge supply voltage | 2.5 VDC / 5 VDC | 1.024 VDC |
Output signal | 4 ... 20 mA | 12 ± 8 mA (4 ... 20 mA) |
* other values on request
Properties
Operating voltage Burden resistance |
8 ... 30 VDC Ri(max) = ( UB - 8V) / 20mA |
Cut-off frequency (-3 dB) | 500 Hz |
Accuracy | greater 0.5 % |
Operating temperature | -40 ... +85 °C |
Temperature response | < 0.05 % / K |
Connection | solder contacts on board |
Dimensions | 23 x 10 x 9 mm |
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