Balluff BOS R254K-UUI-LH10-S4, Manual

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4.4 Transmitter Lifetime Info
4.4.1 Description
The function Transmitter Lifetime Info shows the current
status of the transmitter element. With this function, a
failure can be detected at an early stage.
4.4.2 Process Data
Object ID Name Description Direction
0x002D (45) Optical Transmitter Error Transmitter Lifetime = Red Input
0x0022 (34) Optical Transmitter Power Relative power of transmitter Input
Tab. 4-18: Transmitter Lifetime Info – Process Data
4.4.3 ISDU
Name Index Subindex Access Length Data Type Data
Storage
Default
Transmitter Lifetime 0x0501 (1281) 0 R 1 byte ENUM No
Transmitter Power 0x0502 (1282) 0 R 1 byte UINT8 No
Tab. 4-19: Transmitter Lifetime Info – ISDU
Transmitter Lifetime
Transmitter Lifetime shows the current status.
Value Name Description
0x01 (1) Green No limitations to the sensor function are expected
0x02 (2) Yellow Limitations to the sensor function are possible, but not definitely.
►
Replace sensor during next maintenance cycle.
0x03 (3) Red Limitations to the sensor function are expected.
►
Replace sensor.
The event (see section 4.4.4) is recorded.
Tab. 4-20: Transmitter Lifetime Info – Transmitter Lifetime
Transmitter Power
The relative power of the transmitter is continuously
measured and can be read out with the Transmitter Power
parameter for the purposes of predictive sensor operation
and early detection of faults. The value is output at discrete
levels of 100 (Green), 75 (Yellow), 50 (Red), 25 (Red) and
0% (Red). A value of 255 indicates that a value has not yet
been determined at this point in time.
4.4.4 Events
Event Code Event Type Description Device Status
0x1860 (6240) Warning Warning about service life of transmitter.
► Replace sensor during next maintenance
cycle.
1 – Maintenance-Required
Tab. 4-21: Transmitter Lifetime Info – Events
4
Primary Device Functions (continued)
BOS R254K-UUI-LH10-S4
Photoelectric Sensors