7 Maintaining the product
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Pos: 188 /TD/Leistungsbeschreibung/Technische Daten/testo Saveris/07 Analogkoppler @ 4\mod_1245408409793_79.docx @ 45193 @ 255 @ 1
7.10.6.
Saveris analog coupler
Saveris U1 radio analog coupler
Characteristic
Values
Measuring range
2-wire: 4 to 20 mA
4-wire: 0/4 to 20 mA, 0 to 1/5/10 V
Accuracy/resolution
(max. 15 bit/typ.
12 bit)
Current accuracy: ± 0.03 mA (min.
0.75 µA/typ. 5 µA)
Voltage 0 to 1 V ± 1.5 mV (min.
39 µV/typ. 250 µV)
Voltage 0 to 5 V ± 7.5 mV (min.
0.17 mV/typ. 1.25 mV)
Voltage 0 to 10 V ± 15 mV (min.
0.34 mV/typ. 2.50 mV)
± 0.02 % of reading/K (deviation from
nominal temperature 22 °C)
Input
2 or 4-conductor current/voltage input
Channels 1-channel
Max. load
(24 V DC)
160
Ω
Protection class
IP54
Power supply
Mains unit 6.3 V DC, 20 to 30 V DC max.
25 V AC
Buffer battery
9
Li-ion
Operating
temperature
+5 ... +45 °C
Housing dimensions
(W x H x D)
85 x 100 x 38 mm
9
Wearing part
