Diffraction Limited MD1 用户手册

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页码 37
Hardware Installation 
11 
 
 
Sensor Mounting Screw (1 of 2) 
 
 
Once the sensor is mounted, connect the supplied cable to the phone jack, and 
route the wires over to the controller board.  Be careful to avoid pinch points that 
might damage the wiring during dome operation.  
Wiring 
Referring back to the first picture above, you can see the terminal block (green). 
Beside that is the dome sensor jack, and the RS-232 serial port connector. The 
serial port should be connected to the PC COM port using the supplied cable.  
 
The motor sensor should be plugged into the sensor jack.  
 
The green terminal block includes the following connections, from left to right as 
shown in the picture above: 
 
AUX1 
Optional. Pulling this terminal to ground will cause the 
dome to close 
AUX2 
Optional. Pulling this terminal to ground will cause the 
dome to close 
REED2 
Not used. 
GND 
Not used. 
REED1 
Home position magnetic reed relay 
GND 
Ground for home position magnetic reed relay 
OPUP/LEFT 
LEFT motor command 
CLSUP/RIGHT 
RIGHT motor command 
OPEN 
Not used. 
CLOSE 
Not used. 
+12V 
+12V input. We recommend adding an external power 
switch.  
GND 
Ground return for 12V input