RayTek MI Miniature Infrared Sensor - Manual (Page 71)

Maintenance
MI 63
9.3 Sensing Head Exchange
Sensing heads and electronic boxes can only be
interchanged in accordance to the following table!
MID02 MIC02 MID10 MIC10 MIH10 MID20 MIC20 MIH20
MID02 x x x x
MIC02 x x x x
MID10 x x x x
MIC10 x x x x
MIH10 x
MID20 x
MIC20 x
MIH20 x
The head exchange requires to type in the new sensing head
calibration data printed on the cable as follows:
1. To exchange the sensing head, disconnect the power of the
unit.
2. Connect the wires for the new sensing head according to the
color description on the printed circuit board.
3. Switch the power for the unit to ON.
4. Press simultaneously the <Mode/Down/Up> buttons.
5. Four characters appear in the display (former values). Type in
the new designator (A) using the <Down/Up> buttons. Press
the <Mode> button.
6. The second block of four characters appears in the display
(former values). Type in the new designator (B) using the