Device description
Leuze electronic RSL 430 17
3.4 Display elements
The display elements of the safety sensors simplify start-up and fault analysis.
3.4.1
LED indicator
Located on the connection unit are six LEDs for displaying the operating state.
• Protective function A: LEDs 1, 2, 3
• Protective function B: LEDs 4, 5, 6
Tab.3.2: Meaning of the LEDs
LED Color State Description
1, 6 Red/green OFF Device switched off
Red OSSD off
Red, flashing Error
Green OSSD on
2, 5 Yellow OFF RES deactivated
RES activated and enabled
Flashing Protective field occupied
ON RES activated and blocked but ready to be unlocked
Protective field free and linked sensor enabled (if applicable)
3, 4 Blue OFF Free warning field
ON Warning field interrupted
3.4.2
Alphanumerical display
In normal operation, the 24-digit alphanumerical display of the safety sensor shows the monitored protec-
tive and warning field pairs. It also provides assistance during detailed error diagnostics (see chapter 12
"Diagnostics and troubleshooting").
Tab.3.3: Alphanumerical displays
Display Description Example
Upon startup without configuration/upon initial commissioning
Sensor type Sensor type 420M
Sensor serial number Sensor serial number SN: 21513123456
Sensor name / Network name Name of the sensor / network A123456789
Configuration necessary Configuration required CONFIG REQUESTED
Repeated until end of booting phase / start phase, then
Spirit level permanent Horizontal alignment in degrees: H
Vertical alignment in degrees: V
H -3° V +9°
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