Ndrive FCL Hardware Manual
Installation and Configuration
2.8.3. Differential Analog Input
To interface to a single-ended (non-differential) voltage source, connect the signal common of the source to
the negative input and the analog source signal to the positive input. A floating signal source should be
referenced to the analog common as shown in
.
Table 2-32:
Analog Input Pins on the TB102 A Connector
Pin #
Label
Description
In/Out/Bi
6
AI+
Analog Input +
Input
7
AI-
Analog Input -
Input
8
GND
Ground
--
Table 2-33:
Differential Analog Input Specifications
Specification
Value
(AI+) - (AI-)
+10 V to -10 V
(1)
Resolution (bits)
16 bits
Resolution (volts)
305 µV
1. Signals outside of this range may damage the input
Figure 2-13:
Analog Inputs (TB102)
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