Hitachi Infrared B/W Camera Module BE-IR20 - Manual (Page 14)

11. Function setting and changes
BE-IR20 / 21 13
11-3 Auto electronic shutter on / off
Factory setting for auto electronic shutter is off. If necessary , it can be set to on.
Absent the R259 , R260 chip to set the auto electronic shutter to on.
Auto electronic shutter R259 R260
OFF 0
Ω
0
Ω
Factory setting
ON Absent Absent
0
Ω
: Part code RME2068
Description ERJ2GE0R00X
Location of chip resistors (Main board side B)