Quick Start Guide
Ultrasonic Label Sensors for Detection of Clear Labels
This guide is designed to help you set up and install the SLU4 Slot Sensor. For complete information on programming, performance,
troubleshooting, dimensions, and accessories, please refer to the Instruction Manual at
. Search for p/n 230091 to view
the Instruction Manual. Use of this document assumes familiarity with pertinent industry standards and practices.
WARNING:
• Do not use this device for personnel protection
• Using this device for personnel protection could result in serious injury or death.
• This device does not include the self-checking redundant circuitry necessary to allow its use in personnel safety
applications. A device failure or malfunction can cause either an energized (on) or de-energized (off) output condition.
Models
Model
Supply Voltage
Output Type
Connection
SLU4-PN-2M
12 V DC to 30 V DC
Bipolar NPN/PNP
1.8 m (6 ft) unterminated 5-wire PVC cable
SLU4-PN-Q8
Integral 5-pin M12 male quick-disconnect connector
SLU4-PN-Q7
Integral 4-pin M8 male quick-disconnect connector
SLU4-BM-Q7
Selectable NPN or PNP
Features and Indicators
1
3
4
2
5
1. Output indicator
2. Display
3. (GAP/2PT/DYN)(+)
4. (TEACH)(SELECT)
5. (MODE)(-)
Output Indicator
• Amber LED illuminates when outputs are ON
• Flashes when short circuit or overload detected
Display
Use the display to view menu options and other information.
Figure 1. Display in Run Mode
1
2
3
4
5
6
1. Signal strength
2. Contrast indicator (0 to 9)
3. Threshold number
4. Output in gap or on label
5. Button lock or unlock
6. Auto adjust on/off (AUTO)
Buttons
Use the sensor buttons to program the sensor.
(GAP/2PT/DYN)(+)
• Press and hold for 2 seconds to access and select
different TEACH methods
• Press to increase the contrast threshold value
• Scroll through settings in the menu
• Manually adjust the threshold number while in Run
mode
(TEACH)(SELECT)
• Press and hold for 2 seconds to initiate the TEACH
process
• Select settings in MENU options
(MODE)(-)
• Press and hold for 2 seconds to access the menu
• Scroll through settings in the menu
• Manually adjust the threshold number while in Run
mode
SLU4 Slot Sensor
Original Document
225944 Rev. B | 070-0702
9 September 2022
225944
