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WIKA operating instructions Ultra High Purity transducer, model WUD-2x
11611057.05 08/2021 EN/DE
EN
9. Specifications
Specifications
Models WUD-20, WUD-25 and WUD-26
Power supply U+
DC 10 ... 30 V with output 4 ... 20 mA / 0 ... 5 V
DC 14 ... 30 V with output 0 ... 10 V
Output signal and max.
permissible resistive load R
A
4 ... 20 mA, 3-wire, R
A
≤ (U+ – 10 V) / 0.02 A
DC 0 ... 5 V, 3-wire, R
A
> 5 kΩ
DC 0 ... 10 V, 3-wire, R
A
> 10 kΩ
Power P
max
1 W
Current consumption
max. 50 mA
Total current consumption
max. 250 mA (incl. switching current)
Adjustability of zero point
-3.5 ... +3.5 % of span (via potentiometer) current output signal
-2 ... +3.5 % of span (via potentiometer) voltage output signal
Response time (10 … 90 %)
≤ 300 ms
Switching output
Switch points
individually adjustable
Model
Transistor switching output NPN
Number
1 or 2
Function
Normally open, normally closed, on, off
Switching current
SP1: max. 100 mA
SP2: max. 100 mA
Accuracy
≤ 0.5 % of span
Insulation voltage
DC 500 V
Display
Principle
7-segment LED, red, 4-digit, character size 8 mm, electronically 180° rotatable
Accuracy
≤ 1.0 % of span ± 1 digit
Update
0.2 / 0.5 / 1 / 5 / 10 / 60 s (adjustable)
Accuracy
≤ 0.15 % of span (≤ 0.4 with measuring ranges ≤ 2 bar) RSS (root sum squares)
≤ 0.3 % of span (≤ 0.6 with measuring ranges ≤ 2 bar) BFSL
