Inputs; Table 13: Technical Data - Inputs - WAGO 750-489 Manual

WAGO-I/O-SYSTEM 750
750-489 4AI RTD/TC/Strain Gauge Ex i
3.6.4

Inputs

Table 13: Technical Data – Inputs
Number of analog inputs
Signal type
Resistive temperature device (RTD) Pt100
Resistor Bridges (Strain gauge)
Sensor connection
Resolution
Resolution in process image
Conversion time
Measurement error typical at surrounding air temperature of 25 °C
Thermocouples (TC) Type B (+250 ... +1,820 °C);
Resistors
Thermistor PTC
mV transmitter ±30 mV, ±60 mV, ±120 mV, ±250 mV,
Potentiometer setting 0 ... 100 %
In delivery state ±0.2 % of the upper measurement
After user calibration ±0.05 % of the upper measurement
Device Description
4 (electrically isolated) )
Measurement ranges
*) , Pt200, Pt500, Pt1000
Ni100, Ni120, Ni200, Ni500, Ni1000,
Ni1000-TK5000
Type C (0 ... +2,315 °C);
Type E (−200 ... +1,000 °C);
Type J (−210 ... +1,200 °C);
Type K (−200 ... +1,372 °C);
Type N (−200 ... +1,300 °C);
Type R (−50 ... +1,768 °C);
Type S (−50 ... +1,768 °C);
Type T (−200 ... +400 °C);
0-250 Ω, 0-500 Ω, 0-1 kΩ, 0-2 kΩ,
0-4 kΩ
U : 2.4 V;
ref
U : ±15 mV, ±30 mV, ±60 mV
d
±500 mV, ±1000 mV, ±2000 mV
RTD/R: 2-wire; 3-wire
TC/Millivolt: 2-wire
Measured value resolution: 16-bit,
switchable
• 0.1 °C (°F) (K) /Digit
• 0.01 °C (°F) (K) /Digit
(only valid for measurement range
−50 °C ... +150 °C)
< 0.1 K of full scale value
< 0.01 K of full scale value
(limited to −50 °C ... +150 °C)
≥ 10 ms/2 wires (per channel)
≥ 20 ms/3 wires, 4 wires (per channel)
range value (value achieved during
calibration in operating environment
0 ≤ TA ≤ 55 °C)
range value (only valid in the thermally
stable operating state)
Version 1.1.0, valid from FW Version 02
29
; 4-wire
*)
1) ;
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