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Instruction Manual, Alfa Laval Level Switch
TE91K023-EN5
6. Setup
6.1 Manual Teach-In
Make sure that power is on before Teach-In.
For best Teach-In it is important the product is fixed in the final application.
During Teach-In mode the light intensity of the LED will increase, please protect your eyes.
Ste
p
To do
LED
Result
2
With no media present connect
”Teach-In” to - VDC shortly
Light on for 2 second and then
flash
Register ”empty” state. Pls. See note
3
With media present connect
”Teach-In” to - VDC shortly
Light on for 2 seconds
Register ”full” state, stores the value and returns to
Normal operation with new setting
1
Connect terminal ”Teach-In” to
- VDC (T1 or T2) for 3,5 second
Flash 1 time per second
Ready for Teach-in
NOTE:
If the media is sticky, foamy, powdery or in other ways leaving parts of the media at the sensor tip this situation has to be
established also during the Teach-In process. Otherwise a faulty calibration can be the result.
If Teach-In for some reason do not succeed, the level Switch TE67O will enter “Error State” and automatically reload factory
settings . The factory settings can always be reloaded by connecting the terminal “Teach-In” to -VDC for more than 6.5 sec-
onds.
A reloaded factory settings will be confirmed by pulsing light intensity 3 times.
Error state
Flushing
3 × short and 1 × long
Can normally be fixed by powering off and on and remake the Teach-In.
Alternatively remake the Teach-In configuration by use of the
Error state
description
LED Result
6.2 Teach-In with instrument programmer
The Alfa Laval instrument programmer (item number: 9614448501) is a dedicated tool to configure the level switch.
For instruction, please see separate manual for the Alfa Lavel instrument programmer.
