Metal Samples MS2500L, Руководство оператора

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C. Basic Structure
The circuitry for the MS2500L is contained on two circuit cards.
The A1 Board contains circuitry for:
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Corrosion potential measurement.
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Corrosion potential null and hold.
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10 millivolt probe polarization and reference.
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Polarization current control, measurement and conversion.
The A2 Board contains circuitry for:
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Power supplies.
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Clock and timing control circuits.
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Power on reset.
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Current loop sensing and control.
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Output sample and hold.