Weigh Cell Operating Instructions 59
Technical Data
13.9 Metrological Data
Model
WZB25-NC
WZB254-N | NC
WZB254-ND
WZB1403-N | NC
WZB653-N
WZB8202-N |
NC
Unit Value Value Value Value Value Value
Technology EMK EMK EMK EMK EMK EMK
Weighing range g 20 250 250 1,400 650 8,200
Readability g 0.00001 0.0001 0.0001 0.001 0.001 0.01
Preload on load receptor g min. 5 0–50 0–50 0–100 0–100 0–1300
Tare range (subtractive) g Over entire weighing range
Reproducibility
(standard deviation)*
<±g 0.00002 0.0001 0.0001 0.001 0.001 0.01
Linearity deviation <±g 0.00005
0.0002
0.0002 0.002 0.002 0.02
Measurement time** s | mg 0.8 | 0.01 0.6 | 0.1 0.25 | 1 0.6 | 0.1 0.6 | 0.1 0.6 | 0.1
Adaptation to operating and
setup conditions
4 optimized filter levels
Operating temperature range °C +10 – +30°C
Permitted operating ambient
temperature
°C +5 – +40°C
Sensitivity drift
within +10 to +30°C
<±ppm/K 1 x 10
-6
1 x 10
-6
1 x 10
-6
2 x 10
-6
2 x 10
-6
2 x 10
-6
External adjustment weight
(of at least accuracy class...)
g 10 (E2) 50 (E2) 50 (E2) 500
(E2)
200
(F1)
2000
(F1)
Net weight, approx. kg 1.7
2.9 | 5.8
2.9 2.9 | 5.8 2.9 | 5.8 3.8 | 6.5
Power supply
Power consumption
V
DC
min. 12–26 max., optimum 15 V (+15% to –10%)
0.5 Vss (peak-peak)
Standard interface RS232/USB-C;
7-/8-bit; -even, -mark, -odd, -space;
Transmission rate 600–11520 baud,
1 or 2 stop bits, software/hardware handshake
* Depends on the system design
** The weighing time is the time period in which the measured value oscillates within a range of ±3x the standard
deviation of the static end value. Test weight approx. 25% of max.
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