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8.8.9 Value representation for process automation (NE 43) for voltage/current
16-bit representation
The hexadecimal value transmitted by the module has to be interpreted as decimal value, which
corresponds, if multiplied with a defined factor, to the analog value.
Example:
Input current: 15.02 mA
Process value:
dec. 15020
hex. 3AAC
-10…10 V bipolar Diagnostics dec. hex.
Voltage value U
M
= (dec. value × 0,001) V
11,000 V Overflow atDIA
Overflow/underflow,
OUFL ON
11000 2AF8
10,999 V at DIA
Overflow/underflow,
OUFL
Off
10999 2AF7
10.501 V atDIA
Measured value out of
range ON
10501 2905
10,500 V out of range 10500 2904
10,250 V at DIA
Measured value out of
range Off
10250 280A
10.001 V 10001 2711
10.000 V nominal range 10000 2710
… … …
5.000 V 5000 1388
… … …
0.001 V 1 0001
0.0000 V 0 0000
-0.001 V -1 FFFF
… … …
-5.0000 V -5000 EC78
… … …
-10.000 V -10000 D8F0