Omron NT20M Operation Manual page 26

Installing in a Panel
DN131), however, the panel should only be from 1.6 to 2.0 mm thick, in
order to allow enough space to replace the backlight.
Side Space for Backlight Replacement:
When mounting the NT20M to a panel, leave open the space marked
with dotted lines on the left of the rear panel as shown below.
175 mm min.
20 mm min.
NT2000M PTs have the backlight replaced from the back, so they need
not be accessed from the side. All dimensions shown below are in milli-
meters.
NT20M-Dj121-V2
NT20M-Dj131
Installation
space
209±0.5
NT2000M-DN131
Installation
space
351 +0.5
–0
2. Insert the Terminal into the hole from the front of the panel.
NT20M
NT20M-DN121-V2 with NT20M-FK210
NT20M-DN131 with NT20M-FK210
Installation
space
209±0.5
219 +0.5
–0
Section 2-4
NT2000M
19