Product overview
KL3356
15
Version: 2.3.0
2.4
LEDs
Fig. 3: LEDs
LED
Display
Power
(green)
ON
Power supply (5 V) available on the K-bus
OFF
No power supply (5 V) available on the K-bus
K-bus
(green)
ON
Data transmission on the K-bus is active
OFF
Data transmission on the K-bus is not active
Calibr.
(green)
ON
Calibration active
OFF
• Test active (if Measure LED not lit) or
• Measurement active (if Measure LED is lit)
Measure
(green)
ON
Measurement active (process data are valid)
OFF
• Calibration active (if LED Calibr. is lit) or
• Test active (if Calibr. LED not lit)
Diff.
(green)
ON
• Differential signal is calibrated (if Calibr. LED is lit) or
• Differential signal is checked (if LED Calibr. not lit)
Ref.
(green)
ON
• Reference signal is calibrated (if Calibr. LED is lit) or
• Reference signal is checked (if LED Calibr. not lit)
Err. Diff.
(red)
ON
• Channel 1 (strain gauge differential signal) is above the valid range (max.
0xFFFF)
• Internal reference voltage for channel 1 is missing
Err. Ref
(red)
ON
• Channel 2 (strain gauge reference signal) is above the valid range (max.
0xFFFF)
• Internal reference voltage for channel 2 is missing
• Channel 2 is less than about 1 V
• No communication with the A/D converter.
• Actual value from the test is outside the specified tolerance range
