Lufft Y connectorFor temperature/humidity sensors, Opus20 E, Opus 20 E, PoE 8120.STY User Manual
Product codes
8120.STY
Operating Instructions OPUS20E For external sensors
13
EN
12. Error Codes
Sensor
Status
Measuring range
Code
0 … 1 V
Negative polarity
approx. < -0.024 V
0x53 (CHANNEL_UNDERRANGE)
Threshold range
-0.024 V … 0.000 V
Displayed: 0.000V
Normal operation
0.000 V … 1.000 V
Threshold range
1.000 V … 1.024 V
Displayed: 1.000V
Overvoltage
approx. > 1.024 V
0x52 (CHANNEL_OVERRANGE)
Special case: open
Floating input, e.g. CHANNEL_OVERRRANGE, also 0x52
4 … 20 mA
Negative polarity
approx. < -0.48 mA
0x53 (CHANNEL_UNDERRANGE)
Sensor failure
approx. -0.48 mA … 0.30 mA
0x55 (MEAS_UNABLE)
Residual current
0.30 mA … 3.00 mA
0x51 (VALUE_UNDERFLOW)
Threshold range
3.00 mA … 4.00 mA
Displayed: 04.00mA
Normal operation
4.00 mA … 20.00 mA
Threshold range
20.00 mA … 20.48 mA
Displayed: 20.00mA
Over current
approx > 20.48 mA
0x52 (CHANNEL_OVERRANGE)
0 … 20 mA
Negative polarity
approx. < -0.48 mA
0x53 (CHANNEL_UNDERRANGE)
Threshold range
-0.48 mA … 0.00 mA
Displayed: 0.00mA
Normal operation
0.00 mA … 20.00 mA
Threshold range
20.00 mA … 20.48 mA
Displayed: 20.00mA
Over current
approx > 20.48 mA
0x52 (CHANNEL_OVERRANGE)