Connecting An External Power Supply Such As The Ac Adapter In Self-Powered Mode - Contec CNT24-2GY User Manual

3. Setup
Connecting an External Power Supply Such as
the AC Adapter in Self-powered Mode
This product must be self-powered for use.
For use in self-powered mode, use the +5-VDC input terminal.
Figure 3.15.
When using the supplied AC adapter [POA200-20-2], please connect directly to the
input terminals.
POA200-20-2
*1 When you use the module in a noisy environment or are nervous about noise,
*2 When you use the module in a noisy environment or are nervous about noise,
Figure 3.16.
Beside the AC adapter, a power supply for installation on a DIN rail is also available
(as an option). Use the appropriate power supply depending on the operating
environment and application.
30
Vi+
5VDC
Vi-
FG
+5 VDC Input Terminal Pinouts
*1
ground the module (using a M3 screw).
connect the AC adapter's connector plug to the ground.
Connecting the AC Adapter POA200-20-2
Power supply (5V)
Vi+
Power supply (GND)
Vi-
FG
Frame ground
Module
Module
*2
CNT24-2(USB)GY