TECO IT-7604, Basic Documentation, Page: 10 / 16

Basic documentation
TXV 176 04 10
1.3 ELECTRICAL PARAMETERS
Number of inputs 8
Organization and type of inputs 8 differential
Galvanic isolation from internal circuits yes, 8 inputs together
Diagnostics yes, signalisation on module panel and in
the status
Conversion method Sigma-delta modulation
Operation modes Periodical scanning of inputs
Type of protection Integrated overvoltage protections
Insulation potentials under normal operating
conditions
500 V DC between input and internal
circuits
Filtration lowpass filter,
digital comb filter 50/60 Hz,
Internal calibration auto-calibration always after switching on
of the module, periodically repeated
Input ranges:
Voltage
±
10 V
±
5 V
±
2 V
±
1 V
±
0,5 V
±
0,2 V
±
0,1 V
Current
0
÷
5 mA
±
5 mA
0
÷
20 mA
4
÷
20 mA
±
20 mA
¨Passive sensors Pt100 1.385 (-90/+550°C)
Pt100 1.391 (-90/+550°C)
Pt1000 1.385 (-90/+550°C)
Pt1000 1.391 (-90/+550°C)
Ni1000 1.617 (-60/+200°C)
Ni1000 1.500 (-60/+200°C)
OV100
OV1000
Thermocouples J
K
R
S
T
B
N
(-210/+1200°C)
(-200/+1372°C)
(-50/+1768,1°C)
(-50/+1768,1°C)
(-200/+400°C)
(+250/+1820°C)
(-200/+1300°C)