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3-6 Receiving & Installation MN1854
RS232/Keypad Installation Procedure: (optional keypad – LXKP)
Optional Remote Keypad Installation
The keypad may be remotely mounted and sealed to NEMA 4 specification by
using the gasket and 6 ft (1.8m) cable included. The keypad assembly is
complete with the screws and gasket required to mount it to an enclosure. The
gasket has adhesive on one side that must be placed toward the enclosure.
Tools Required:
• Center punch.
•
3
/
16
" drill bit (for clearance mounting holes).
•
1
/
2
" (12.7) and 1-
1
/
2
" (38.1) standard knockout punch.
• (4) 6-32 nuts and washers (or M3.5 hardware).
• Remote keypad mounting template. A tear out copy is
provided at the end of this manual for your convenience.
Mounting Instructions: (see remote keypad mounting template)
1. Locate a flat mounting surface. Material should be sufficient thickness (14
gauge minimum).
2. Place the template on the mounting surface or mark the holes as shown.
3. Accurately center punch the 4 mounting holes (labeled E for SAE or M for
metric) and the three large Cut–Out holes.
4. Drill four
3
/
16
" holes (at E or M).
5. Make the three large Cut–Out holes using the punch manufacturers instructions.
6. Debur knockout and mounting holes making sure the panel stays clean and flat.
7. Apply the adhesive backed gasket to the enclosure.
8. Assemble the keypad to the panel. Non–conductive screws and washers
should be used to electrically isolate the keypad from the enclosure.
Caution: To prevent keypad damage, be sure keypad mounting screws
do not extend more than 0.2 (5) into keypad assembly.
9. Connect the keypad cable to the “Remote Cable” connector, Figure 3-4.
Figure 3-5 Keypad (Nullmodem) Connections
Keypad
LinStep+
RS232 / Keypad
Connector
+5VDC
R
x
T
x
GND
Shld
Note: A 6ft (1.8m) cable is provided with the keypad. If a longer cable is
to be used, an external +5VDC @ 500mA power supply is required.
GND
N/C
Keypad
LinStep+
RS232 / Keypad
Connector
+5VDC
R
x
T
x
GND
Shld
+5VDC
T
x
R
x
Standard Connections External +5VDC
Connections
+5VDC
GND
GND
N/C
+5VDC
T
x
R
x
External
P.S.