Laird Controls North America Inc. MKU915A ユーザーズマニュアル

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Page 34   
Part # 68C-MKU, Edition 01/2007, Version 1.0 
 
 
1. 
Insert the correct ‘TransKey’.  This coded electronic key sets the unique operating 
parameters for a given control system.  These parameters include, address code, 
operating frequency and function key (pushbutton) configurations. Note that an OCU 
will not operate without a ‘TransKey’ installed. 
NOTE:  If your controller uses the bottom row of keypad switches for ‘ON’, 
‘OFF’, and ‘STOP’ functions, proceed directly to step 5 of this 
procedure.  
2. 
Set red STOP Switch to ‘RUN’.   Pulling this switch upward enables power to be 
applied to the OCU.  If the switch has been pushed down to the ‘STOP’ position, you 
will first have to unlatch the switch knob by rotating in a clockwise direction. 
3. 
Set ON/OFF Switch to ‘ON’.  Rotating this switch clockwise applies power to the 
OCU.  If the multicolor STATUS LED illuminates green and two short beeps are 
heard, the OCU is ready for use and a power up message has been sent to the 
target MCU.  The targeted MCU will respond by energizing the mainline contactor of 
your controlled machine. 
 
 
WARNING: 
BEFORE ATTEMPTING TO USE THE REMOTE CONTROL SYSTEM, VERIFY THE 
TARGET CRANE OR MACHINE YOU WISH TO OPERATE IS UNDER THE DIRECT 
COMMAND OF YOUR OCU.  THIS IS ACCOMPLISHED BY OPERATING A NON-
MOTION OCU FUNCTION SUCH AS A HORN OR LAMP AND OBSERVING THAT 
THE RESPECTIVE FUNCTION ON THE TARGETED CRANE OR MACHINE 
RESPONDS. 
FAILURE TO IMPLEMENT THE ABOVE MAY RESULT IN PERSONAL INJURY OR 
DEATH TO PERSONNEL AND DAMAGE TO EQUIPMENT.
 
4. 
Press a non-motion Function Key (pushbutton) such as a horn or lamp and 
observe that the targeted crane or machine responds. The OCU is now fully 
operational and transmitting a signal as indicated by the green ‘TRANSMIT’ LED 
flashing.  Operate the keypad control and auxiliary pushbuttons as required, 
remembering that each pushbutton must be maintained in order for the function to 
continue to operate.  Any or all functions may be operated simultaneously if the 
controlled machine permits such operation.