Installation and Configuration
Ndrive QL Hardware Manual
2.4.4. High-Speed User Inputs 4-5
The Ndrive QL has two high-speed opto-isolated inputs. These can be used as general purpose inputs or as
high-speed position capture inputs.
Table 2-12:
High Speed Digital Input Connector Pin Assignment (J108)
Pin
Description
3
High Speed Input 4 +
4
High Speed Input 4 -
5
High Speed Input 5 +
6
High Speed Input 5 -
Table 2-13:
High-Speed Digital Input Specifications
Input Voltage
Input Current
Input Delay
5 to 24V
10 mA
50 ns
J108-3
J108-4
J108-5
J108-6
HCPL-0630
3
3
0
3
3
0
CURRENT LIMITER
+5V
+5V
OPTO4+
OPTO4-
OPTO5+
OPTO5-
CURRENT LIMITER
Figure 2-8:
High Speed User Inputs (J108)
32
Chapter 2
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