DT4120 xx xx (PS)
80
20170324-V0
10. Appendix
10.1. Technical specifications
Safety data:
The connection terminals of the inputs, the outputs and the supply voltages are
galvanic isolated from each other. The isolation is in compliance with the standard
EN 61010-1, taking into consideration the following:
Pollution level:
2
Measurement category:
II
Overcurrent protection in installation:
4 A
Power supply
Supply voltage:
18-40 V AC/DC (DT4120 xx xx xx)
180-250 V AC/DC (DT4120 xx xx xx PS)
Power consumption:
3.5 W / 3 VA
Input parameters
Input signal (Pt100 type):
Pt100 / resistance / potentiometer
Input signal (Pt1000 type):
Pt1000 / resistance / potentiometer
Measuring range (Pt100 type):
Pt100: -200 - +800 °C
resistance / potentiometer: 0-400
Ω
Measuring range (Pt1000 type):
Pt1000: -200 - +800 °C
resistance / potentiometer: 0-4 k
Ω
Display
Display unit:
LED, 5 digit (+ values), 7 segment, decimal
point
Display color:
red
Display brightness:
the brightness of the display may adjust
from10% to 100% in 10% steps.
Factory default: 100%
Character height:
14.2 mm
Display range:
-9 999 - 99 999
Indicator LEDs:
2 limit values
1 status (MODBUS communication)
Measuring parameters
Characteristic: linear
Display accuracy:
0.2°C @ Ta = 23
˚
C ±2
˚
C,
(after 20 min warm up time)
Temperature-dependency: 25
ppm
/
°C
Measuring frequency:
12 measurements / sec
Number of averaged samples:
1 / 2 / 4 / 8 /
16
/ 32 / 64 (adjustable)
Содержание DT4120 Series
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Страница 86: ...DT4120 xx xx PS 86 20170324 V0 RS485 communication interface option...
Страница 87: ...DT4120 xx xx PS 20170324 V0 87 RS485 bus topology...
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