Lufft OPUS20E for External Sensors
Model No.
Lufft OPUS20E (Battery Power)
8120.30
Lufft OPUS20E PoE (Power over Ethernet)
8120.31Dimensions 180mm L, 78mm W, 32mm D
Measurement rate 10/30s, 1/10/12/15/30min, 1/3/6/12/24h
Storage rate 1/10/12/15/30min, 1/3/6/12/24h
Construction plastic housing
Operation life (battery) > 1 Year
Data storage 16 MB, 3,200,000 measured values
LC-Display size 90×64 mm
Weight approx. 250gIncluded in delivery PC-Windows Software SmartGraph 3 for graphical and numerical representation of measured values / instructions/ data cable/battery/ WAGO connector /
DIN rail bracket
Interface USB, LAN
bus interface RS 485
Power supply 4 x LR6 AA Mignon, USB, (POE opt.)
Max. operation temperature -20…+50˚C
Input voltage 0-1V
Measurement range 0 – 1VAccuracy ± 200uV ± 0.1% of measured value
Resolution < 500uV
Current measurement
Measurement range 2-wires: 4 – 20mA, 3-wires: 0 – 20mAAccuracy ± 4uA ± 0.1% of measured value
Resolution < 5uA
Resistance approx. 50 Ohm
Thermocouple K
Measurement range -200˚C – 1200˚CAccuracy ±1˚C ± 0.5% of measured value at -200˚C – 0˚C
±1˚C ± 0.2% of measured value at 0˚C – 1200˚C
Resolution < 0.2¡C
Model No.
8120.30 Lufft OPUS20E (Battery Power)
8120.31 Lufft OPUS20E PoE (Power over Ethernet)
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