En Standards - YASKAWA MEMOCON GL120 User Manual

8.1.3

EN Standards

The I/O Modules complies with the following EN Standards.
However, reconfirmation is required after being installed in the final product because
these products are built-in type devices.
• EN61131-1
• EN61131-2
1) Differences from Standard Modules
The I/O Modules differ from the standard Modules in the following items.
• Removable terminal block
2) Conditions Low Voltage Directive
The following conditions must be satisfied to conform to the Low Voltage Directive.
a) Terminal block
• Use terminal blocks that are certified as the Low Voltage Directive compliant
products.
• The terminal blocks of the I/O Modules complies with the Low Voltage Directive.
To identify these terminal blocks, the shape of the field wiring terminals and the
color of the terminal block mounting screws are different from standard terminal
blocks as shown in the following table.
Specifications
Shape of field wiring
terminals
Color of screws
Note: For the field wiring terminals, make sure to use the terminal block provided
with the product.
If other terminal blocks are used, the product does not comply with the Low
Voltage Directive.
Low Voltage Directive
TERMS
One of the requirements under the European Electrical Safety Regulations.
It applies to the electrical equipment designed to operate in the voltage range 50 VAC
to 1000 VAC or 75 VDC to 1500 VDC.
8.1 EN Standard Compliant I/O Modules
Standard Terminal Block
With square washers
Silver (nickel plated)
8-5
EN Standard Compliant
Terminal Block
With round washers
Black
8