User's Manual

Performing Advanced Functions
AMP.
GAIN
0−1V
0−2.5V
0−5V
0−10V
ADC to uC
AINn
J7−J14=1−2&3−4
Fig. 12: Analog inputs in voltage mode
To use the inputs with current signals (0-20mA or 4-20mA) the Jumpers J7-J14
must be set to position 1-3 AND 2-4.
AMP. ADC to uC
50R
Current Input Type, 0−20mA | 4−20mA
AINn
Fig. 13: Analog inputs in current mode
3.1.4 Analog Output
Depending on the RTU's configuration, this type of output can supply a voltage
between 0 and 2.5V. With increasing sink-current, the accuracy of the generated
voltage will decrease, since the internal resistance of the output is approximately
100 Ohm.
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