Tokyo Keiki KRG-10, User Manual

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3-2
3.1.2 For IP67 qualified products
To satisfy waterproof performance of IP67, please keep following conditions.
・
During installation, if you remove cable gland, Ex blind plug or Non-Ex blind plug, please tighten at
torque shown in Table 1 when mounting again. For cable gland and blind plug of Non-Ex products,
please make sure to use the attached rubber washer.
・
For the LCD cover and the terminal cover, tighten more than one rotation from a position shown in
Fig. 3.1.3, to a position where O-ring is out of sight.
Table 1 Tightening torques of cable ground, Ex Blind plug and Non-Ex blind plug
Ex approval Cable gland Ex Blind plug Non-Ex Blind plug
Ex ---
※１
3.5±0.2Nm ---
Non-Ex 6.0±0.2Nm --- 1.9±0.1Nm
※
1 For Ex products, please select the IP67 qualified cable gland. Please contact cable gland
manufacturers such as recommended tightening torque.
Fig. 3.1.2 Names of parts
Fig. 3.1.3 Mounting the terminal cover (handling of the LCD cover is same)
cable gland
Ex blind plug
Non-Ex blind plug
cable gland
Ex blind plug
Non-Ex blind plug
Rubber washer
Rubber washer
Rubber washer
Rubber washer
Terminal cover
O-ring
O-ring groove
More than one rotation (over 2mm)
Terminal cover
LCD cover
Terminal cover end face
Housing