WAGO 750-461 Series User Manual

22 Device Description WAGO-I/O-SYSTEM 750
750-461 2AI Pt100/RTD
Manual
Version 1.4.1
3.6.4 Inputs
Table 11: Technical Data – Inputs (RTD Model 750-461)
Number of inputs
2
Sensor types
Basic version
Pt100
Optional versions that can be
ordered for
Pt1000, Ni100, Ni1000 TK6180, Ni1000 TK5000,
resistance measurement.
Setting over
software WAGO-I/O-
CHECK
or GSD file
Resistance sensors:
Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120,
Ni1000 TK6180
Resistance: 1,2 kΩ, 5 kΩ
Sensor connection
3-wire connection (default),
2-wire connection
Temperature range
Pt
−200–+850 °C
Ni100, Ni1000 TK6180
−60 °C … +250 °C
Ni1000 TK5000
−30 °C … +122 °C
Ni120
−80 °C … +320 °C
Measuring current
typ.
0.5 mA
Conversion time
320 ms (per channel)
for 750-461/000-006
960 ms (per channel)
Response delay
1)
max.
1)
Time between switching on or
connecting the sensor and first valid
measured value
4 s
For 750-461/000-006
12 s
Resolution
2)
2)
Over entire range
0.1 °C
Measuring error at 25 °C
< ±0.2 % of full scale value
Temperature coefficient
< ±0.01 %/K of full scale value
For 750-461/000-006
< ±0.001 %/K of full scale value
Differing technical data (inputs) for 750-461/020-000 model:
Table 12: Technical Data – Inputs for 750-461/020-000 Model
Sensor types
NTC 20 kOhm
Sensor connection
2-conductor connection
Temperature range
−30 °C … +130 °C
Measuring current
typ.
(at 25 °C)
0.05 mA
Measuring Errors
0.5 K … 3.0 K (as a function of temperature)
Temperature coefficient
< ±0.002 %/K of full scale value
Pos: 21.27 /Serie 750 (W AGO-I/O-SYSTEM)/Gerätebeschrei bung (alte Struktur) /Technische Daten/Kli matische Umgebungsb edingungen/Technisc he Daten Klimat. Umgebungs bed. mit erw. Temp. -20. ..+60°C/-40.. .+85°C für /025 @ 5\mod_1247658089 120_21.docx @ 37606 @ 3 @ 1

WAGO 750-461 Series Specifications

General

Brand	WAGO
Model	750-461 Series
Category	Control Unit
Language	English