Name | Description |
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Standardised electrical current between 0 mA and 20 mA for information transmission. | |
Standardised electrical current between 0 mA and 20 mA for information transmission. | |
Standardised electrical current between 4 mA and 20 mA for information transmission. | |
Standardised electrical current between 4 mA and 20 mA for information transmission. |