Tokyo Keiki KRG-10, User Manual

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3-1
Chapter 3 Electrical installation
3.1 Connection to transmitter
3.1.1 Wiring procedure
Wiring procedures are as follows,
(1) Ensure the power supply is turned off on the line.
(2) Remove the terminal cover.
(3) Put the cable into the box through the cable gland.
(4) Strip approx. 1cm of insulation from the end of the cable and connect with proper polarity. Place the
cable core into the connector by pushing connector button with a slot screw driver.
(5) Cable shield should be connected to the internal ground terminal.
(6) Cable gland should be tightened properly.
Once tighten the cable gland until the cable fixed, then add extra 1 round as finish. For the cable
gland of Non-Ex products, tightening torque of the cable is 6.0
±
0.2 Nm.
(7) Tighten the terminal cover again. (Please refer to the 3.1.2 For IP67 qualified products.)
(8) Connect external ground terminal.
Fig. 3.1.1 Connecting diagram
CAUTION
･
Wiring work must be done non-hazardous area.
･
Be sure to stop the power supply to the transmitter or any of accessories during wiring work to
prevent electrical shock.
･
Make sure that wire polarity is made correctly as incorrect wiring may result in damage to the
transmitter and its connected accessories.
･
The cable gland, the terminal cover and the LCD cover should be attached properly.
･
During installation, if you remove the cable gland, the Ex blind plug or the Non-Ex blind plug from the
cable entry, please properly tightened when mounting again . Similarly, please properly tightened the
LCD cover and the terminal cover. (Please refer to the 3.1.2 For IP67 qualified products.)