23 (45)
Field Wiring
4.2.1 24 VDC or 24 VAC
When the controller is powered from the
24V
terminal, it can provide 12 VDC power to field
devices through the
+12
terminal. In this case, the
+12
terminal can provide up to 250 mA.
Figure 15 Power supply - 24 VAC or 24 VDC
4.2.2 12 VDC
Figure 16 Power supply - 12 VDC
4.3
Universal Inputs
Figure 17 Universal Inputs
The controller has 8 universal inputs. Depending on the application, the universal inputs can
be used the following ways:
•
Analog Inputs (section 4.3.2 on page 24)
0-10 VDC
0-5 VDC
Caution:
An appropriate UL listed class 2 power supply or transformer with
necessary protection devices such as fuses or breakers should be used
to limit the risk of fire. All local codes and regulations for installation
must be observed.
24 VAC/VDC
0 V
24V
0V +12
0V
12 VDC
0 V
24V
0V +12
0V
!
Universal inputs 1-8
UI2 UI3
UI1
UI5 UI6
UI4
UI8
UI7
0V
0V
UI1
UI2
UI3 UI4
UI5
UI6
UI7
UI8
Summary of Contents for OpenBAS-HV-NX10 Series
Page 2: ......
Page 6: ...6 45 List of Tables...
