WAGO-I/O-SYSTEM 750
Device Description
23
750-481/003-000 2AI RTD Ex i
3.6.4
Inputs
Table 10: Technical Data Inputs
Number of inputs
2
Sensor types
(setting over software WAGO-I/O-
CHECK 2)
Resistance temperature:
Pt 100 (factory preset), Pt 200, Pt 500,
Pt 1000, Ni 100, Ni 120, Ni 1000,
Resistance measuring:
1.2 k
Ω
, 5 k
Ω
,
Potentiometer:
1.2 k
Ω
(0 ... 100 %), 5 k
Ω
(0 ... 100 %)
Sensor connection
3-wire (factory preset) or 2-wire
Temperature range
-200 °C ... +850 °C (Pt),
-60 °C ... + 250 °C (Ni),
-80 °C ... +320 °C (Ni120)
Resolution (over whole range)
0.1 °C, 0.1
Ω
, 0.0049 %
Resolution
150 ms ... 500 ms per Channel
Measuring current
< 0.5 mA
Measuring error 25°C
< ±0.2 % of full scale value
Temperature coefficient
< ±0.01 % /K of full scale value
Manual
1.1.0