Calibration Device; Calibration Procedure Overview; Programming Inputs - Balluff BTL7-A/C/E/G-M-A/B/Y/Z8-NEX-S32/KA Série Notice D'utilisation

BTL7-A/C/E/G _ _ _ -M _ _ _ _ -A/B/CD/Y/Z(8)-NEX-S32/KA _ _
Micropulse Transducer - Rod Style
6
Calibration procedure
6.1

Calibration device

The calibration device is an additional device for calibrating
the transducer.
► Before calibrating: Place the calibration device on the
connection side of the transducer.
► When finished with calibration: Remove the calibration
device to prevent changes.
► Keep the calibration device for later use.
Automatic deactivation!
If the buttons on the calibration device are not
pressed for approx. 10 min,
programming mode is automatically ended.
Button 1 (blue)
Fig. 6-1: Calibration device in place
6.2

Programming inputs

Instead of the calibration device, the programming inputs
may also be used for setup.
– La corresponds to button 1,
– Lb corresponds to button 2,
– Programming input at 20 to 28 V (BTL7-_1_ _-...) or
10 to 30 V (BTL7-_5_ _-...) corresponds to button
depressed (high active).
Automatic deactivation!
If no signals are transmitted via the
programming inputs for approx. 10 min,
programming mode is automatically ended.
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Button 2 (gray)
6.3

Calibration procedure overview

6.3.1 Teach-in
The factory set null point and end point is replaced by a
new null point and end point.
The detailed procedure for teach-in is described
on page 18.
Steps
► Move magnet to the new null position.
► Read new null point by pressing the buttons.
New null point
Fig. 6-2: Reading new null point (offset shift)
► Move magnet to the new end position.
► Read new end point by pressing the buttons.
Before
After
New measuring length 100%
Fig. 6-3: Reading new end point (changing the output gradient)
Ignition protection
"nA" and "tb"
Before
After
New end point
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