Cognex In-Sight 7000 Gen2 Serie Handbuch Seite 11

3. Place the adapter on the faceplate of the vision system. Insert the four
adapter screws and tighten; the maximum torque is 0.90 Nm (8 in-lb).
4. Thread the lens into the vision system.
5. Attach the cover to the vision system. Rotate the cover clockwise
approximately seven degrees to lock it.
Install the C-Mount Lens and Cover (COV-
7000-CMNT-LG)
Complete the following steps to install a C-Mount lens and cover (COV-7000-
CMNT-LG) to the In-Sight 7905 vision system. This cover is only supported with the
In-Sight 7905 vision system.
Note:
When using a C-Mount lens, the following restrictions apply.
l
If using the COV-7000-CMNT-LG cover, the maximum lens length is
l
77mm with a bandpass filter, the maximum lens body diameter is
55mm and the maximum diameter including locking screws is 55mm.
1. Remove the rubber faceplate covering the image sensor window, if
present.
2. Remove the protective film covering the threaded lens opening, if present.
Maximum thread length is 5.25mm.
l
At infinity focus, the back focal length of the lens cannot be
l
greater than 6.5mm in length unless the back of the lens is
smaller than 14.75mm diameter. If the back focal length is
exceeded, a spacer must be installed between the vision
system and lens.
10