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WIKA operating instructions digital indicator, model DI35-D
EN
11. Specifications
140553539.03 03/2020 EN/DE
11. Specifications
Specifications
Digital indicator
Principle
7-segment LED, red, 5-digit, brightness adjustable in 10
gradations
Character size
14 mm
Indication range
-9999 ... 99999
Display rate
0.1 ... 10.0 seconds
Memory
EEPROM (parameter memory), data preservation > 100 years
Inputs
Inputs
2 x input for standard signals
Digital input
< 2.4 V off, >10 V on, max. DC 30 V, Ri ≈ 5 kΩ
Input signals, version for
panel mounting
0 ... 20 mA, R
i
≈ 50 Ω
4 ... 20 mA, R
i
≈ 50 Ω
DC 0 ... 10 V, R
i
≈ 150 kΩ
Input signals, version in
desktop case
4 ... 20 mA, R
i
≈ 50 Ω
Input configuration
Selectable via terminal connections and menu-driven
programming
Accuracy
See the following tables “Accuracy/measuring errors of the input
signals”
Temperature error
50 ppm/K, at ambient temperature T
U
< 20 °C or
T
U
> 40 °C
Measuring principle
Sigma/delta
Resolution
24 bit (with 1 second measuring time)
Measuring time
0.02 ... 10.0 s, with 1-channel measurement
0.04 ... 10.0 s, with 2-channel measurement
Transmitter power supply
DC 24 V, max. 50 mA, galvanically isolated
Analogue output (option)
Number and type
1 analogue output (galvanically isolated)
Output signal
4 ... 20 mA (12-bit), load ≤ 500 Ω
0 ... 20 mA (12-bit), load ≤ 500 Ω
DC 0 ... 10 V (12-bit), load ≥ 100 kΩ
Error
0.1 % in the range 20 ... 40 °C
50 ppm/K outside temperature error
Internal resistance
100 Ω (with measuring input DC 0 ... 10 V)
