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Programmable Controllers

Model Ratings Environmental Category Requirement class
CJ1/CJ2 --- C : EMC2 Class 3
CQM1 --- C : EMC2 Class 3
Note 1: The above table lists series names. Ask your OMRON representative for details on specific model numbers.
Note 2: For type approvals, these models shall not be installed on the deck, in the bridge, or on machinery that has severe vibration conditions.
Type approval of the GL (Germanischser Lloyd) was made according to the Regulations for the Performance of Type Test, Part 2, Edition 2003.
Refer to the following tables for environmental categories and requirement classes.
Environmental Category Environmental Conditions
Closed Area Open Deck Area
Temperature Relative Humidity Vibrations Temperature Relative Humidity Vibrations
A 0 °C to + 45 °C to 100 % 0,7 g (Curve 1) --- --- ---
B 0 °C to + 45 °C to 100 % 4 g (Curve 2) --- --- ---
C 0 °C to + 55 °C to 100 % 0,7 g (Curve 1) --- --- ---
D 0 °C to + 55 °C to 100 % 4 g (Curve 2) --- --- ---
E 0 °C to + 40 °C to 80 % 0,7 g (Curve 1) --- --- ---
F --- --- --- - 25 °C to + 45 °C to 100 % 0,7 g (Curve 1)
G --- --- --- - 25 °C to + 45 °C to 100 % 2,3 g
Requirement class Extent of damage
Effects on persons Effects on the environment Technical damage
1 none none insignificant
2 slight injury insignificant minor
3 serious, irreversible injury significant serious
4 loss of human life critical considerable
5 much loss of human life catastrophic loss