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10. Appendix
10.1. Technical specifications
* = default settings
Input parameters
Input signal:
Measuring range:
Input resistance:
Overrange:
Display
Display unit:
Character height:
Display color:
Display brightness:
Display range:
Relation between the display
and the input signal:
Display refresh time:
Indicator LEDs:
Manual controls:
Measuring parameters
Characteristic:
Display accuracy at 23 °C ±2 °C, after 10 min
warm up time:
Display accuracy at whole operating
temperature range:
Temperature-dependency:
ADC sample rate:
Number of averaged samples:
Limit outputs (optional)
Output type:
Contact rating:
Refreshing time:
52
DC current / DC voltage
0-20 mA / *4-20 mA
0-10 V / 2-10 V / 0-5 V
10 Ω (current input)
100 kΩ (voltage input)
±50 mA (current input)
±200 V (voltage input)
LED, 5 digit (+ values) / 4 digit (- values),
7 segment, negative sign, setable decimal point
14.2 mm
*red / orange / yellow / green / blue
Adjustable from10% to *100% in 10% steps.
-9 999–99 999
Any values to be displayed could be selected
(within the display range) to be assigned to the
input values.
0.01 / 0.1 / 0.3 / *0.5 / 1.0 / 2.0 sec (adjustable)
2 limit values (yellow)
1 status (MODBUS communication) (yellow)
3 membrane push-buttons on the front cover
Linear
0.02%
0.2%
25 ppm / °C
122 SPS
Display refresh time / ADC sample rate. (*61)
2 x relay contact (NO: normally open)
AC: 240 V, 3 A
DC: 30 V, 3 A
Same as the display refresh time
DT4220 E
20180619-V0
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