DT1012 IP
20221107-V0
33
10. Appendix
10.1. Technical specification
Input parameters
Input signal:
When ordering, you can choose one of the
following measuring sensor input type: Pt100 /
Pt500 / Pt1000
Resistor / Potentiometer (max. 400
Ω
or 4 k
Ω
)
Connection:
4 / 3 / 2 wires
Measuring current:
880
μ
A @ Pt100 / 250
μ
A @ Pt500, Pt1000)
Sensor dissipation
80
μ
W (Pt100 @ 0 ºC)
270
μ
W (Pt100 @ 800 ºC)
Resistance of wire:
<100 ohm
Measurement range:
-200 - +800 ºC
0-400
Ω
or 0-4000
Ω
Number of correction points:
3
Output parameters (passive current)
Output signal:
DC current
Output ranges:
4-20 mA
Overload: 22.5
mA
Loop power:
8-30 VDC
Transfer characteristics
Output signal error @ 25 ºC ±2 ºC:
±0.1%
Non-linearity, hysteresis: 0.02%
(max.)
Temperature coefficient:
typ.: 25 ppm / ºC; max.: 50 ppm / ºC
Supply-voltage effect:
practically zero
Measurement time:
0.1 / 0.2 / 0.5 / 1 / 5 / 10 sec (configurable)
Galvanic isolation
Operating isolation voltage:
250 Veff (between input-output, input-power
supply terminals)
Type test voltage:
4200 VDC (1 minute)
Piece test voltage:
2500 VDC (1 minute)
Capacity:
20 pF (between input-output, input-power supply
terminals)
Protection class:
II. (reinforced insulating)
Leakage current:
0,005 mA (between input-output, input-power
supply terminals)
