IFM UGT20 Series Manuel utilisateur
Operating instructions
Ultrasonic diffuse-reflection sensor
without IO-Link
UGT20x
UGT21x
UGT50x
UGT52x
80237715 / 00 02 / 2019
UK
2
1 Safety instructions
• Read this document before setting up the product and keep it during the entire
service life.
• The product must be suitable for the corresponding applications and environ-
mental conditions without any restrictions.
• Only use the product for its intended purpose (→ 2 Functions and features).
• If the operating instructions or the technical data are not adhered to, personal
injury and/or damage to property may occur.
• The manufacturer assumes no liability or warranty for any consequences
caused by tampering with the product or incorrect use by the operator.
• Installation, electrical connection, set-up, operation and maintenance of the
product must be carried out by qualified personnel authorised by the machine
operator.
• Protect units and cables against damage.
2 Functions and features
Ultrasonic sensor for monitoring levels and detecting objects.
3 Installation
1
2
►Secure the unit to a bracket.
1: Status LED (yellow), setting aid and
output indication
2: Echo LED (green), is on when object or
background is detected
Sound-absorbing surfaces have a negative effect on a reliable function.
►Consider the dead zone (→ Technical data sheet):
No object detection in the dead zone.
3
UK
For units with metal housing (according to UL 508):
►Observe a minimum distance of 12.7 mm between the sensor and non-
insulated live parts.
For further information please refer to www.ifm.com
→General information about installation and operation.
4 Electrical connection
►Disconnect power.
► Connect unit (depending on the type selected):
BK: black
BN: brown
BU: blue
WH: white
L+
L
1
4
3
OUT
2WH
BN
BK
BU
Teach
L+
L
1
4
3
OUT
2WH
BN
BK
BU
Teach
Units with switching output
• OUT: switching output
• Teach: programming wire
Units with analogue output
• OUT: analogue output
• Teach: programming wire
Colours to DIN EN 60947-5-2
5 Settings
The unit and the parameters are set via the teach programming wire
(→ 5.1).
5.1 Wire teach
Switching output:
Teach with L+ (PNP)
Switching output:
Teach with L- (NPN)
Analogue output:
Teach with L -
L+
L
1
4
3
OUT
Teach
2WH
BN
BK
BU
L+
L
1
4
3
OUT
Teach
2WH
BN
BK
BU
L+
L
1
4
3
OUT
2WH
BN
BK
BU
Teach
If programming has not been completed successfully, the unit returns to
the previous setting.
4
5.1.1 Start programming mode
►Connect teach input for 2 s...6 s (→ 5.1 Wire teach).
> The yellow status LED flashes > 1 s (1 Hz), the unit is in the programming
mode.
5.1.2 Set output response
►Start programming mode (→ 5.1.1).
► Position the object in P1 (Fig. 1 or 2).
►Connect the teach input for approx. 1 s (→ 5.1 Wire teach).
> The yellow status LED flashes (2.5 Hz), setting of P1 is completed.
► Position the object in P2 (Fig. 1 or 2).
►Connect the teach input for approx. 1 s (→ 5.1 Wire teach).
> The yellow status LED briefly flashes (4 Hz), setting of P2 is completed.
5.1.3 Invert output response
►Connect the teach input for > 6 s (→ 5.1 Wire teach).
> Yellow status LED flashes (> 10 Hz).
> Yellow status LED flashes briefly (> 4 Hz).
> Output signal is inverted.
5.1.4 Restore factory setting
►Align the device so that no echo is received.
> Green echo LED off.
►Start programming mode (→ 5.1.1).
►Connect the teach input for 1 s.
> The yellow status LED flashes < 1 s (4 Hz), factory setting is restored.
5
UK
In case of object recognition, the following output signals are provided:
Fig. 1: Window function P1 > P2 Fig. 2: Hysteresis function P1 = P2
B P2 P1
B P1/P2
Analogue signal for window function Analogue signal for hysteresis function
10 V/20 mA
10 V/20 mA
0 V/4 mA
0 V/4 mA
1
B P2 P1
3
2
1
B P1/P2
3
2
10 V/20 mA
10 V/20 mA
0 V/4 mA
0 V/4 mA
4
Switching signal for window function Switching signal for hysteresis function
1
1
B P2 P1
1
0
0
2
3
1
1
B P1/P2
1
0
0
2
3
4
1: output response
2: inverted output signal
3: distance object
4: factory setting
B: blind zone
P: taught position
T: teach button
Technical data and further information at www.ifm.com
Ce manuel convient aux modèles suivants
3
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