Compliance With Ec Directives - Omron CV500 Installation Manual

Compliance with EC Directives

Sensor Inputs
AC Inputs
3-6 Compliance with EC Directives
1, 2, 3...
66
When using the following configurations, the sensor and Input Unit should re-
ceive their power from the same source.
NPN current output
+
Current
regulator
Output
7 mA
0 V
NPN open-collector output
+
Output
7 mA
0 V
PNP current output
+
Output
7 mA
0 V
Contact output
AC Switching
Prox.
switch
main
circuit
The following precautions must be abided by when installing CV-series PCs to
meet EC Directives.
1. CV-series PCs are classified as open-structure devices and must be
installed inside a control panel.
2. Use reinforced insulation or double insulation on the DC power supply con-
nected to CV500-PS211 Power Supply Unit and DC I/O Units.
3. Use separate power supplies for Relay Output Units and DC I/O Units.
IN
COM
Sensor
Power
Supply
IN
COM
Sensor
Power
Supply
IN
COM
IN AC input
COM
IN AC input
COM
Section 3-6
DC input
DC input
AC/DC input