DeviceNet Base RTD and Thermocouple CompactBlock LDX I/O 17
Publication 1790-IN011C-EN-P - January 2015
Sensors supported
Sensor Type
Degree
Counts
Resolution
Resistance 100 m
1…625
10…6250
100
m
Resistance 10 m
1…327
100…3270
10
m
100
Pt/
=0.00385
-200…+850 °C
-2000…8500
0.1 °C
200
Pt/
=0.00385
-200…+850 °C
-2000…8500
0.1 °C
500
Pt/
=0.00385
-200…+650 °C
-2000…6500
0.1 °C
100
Pt/
=0.003916
-200…+640 °C
-2000…6400
0.1 °C
200
Pt/
=0.003916
-200…+640 °C
-2000…6400
0.1 °C
500
Pt/
=0.003916
-200…+640 °C
-2000…6400
0.1 °C
100
Nickel
-60…+250 °C
-600…2500
0.1 °C
120
Nickel
-80…+260 °C
-800…2600
0.1 °C
200
Nickel
-60…+250 °C
-600…2500
0.1 °C
500
Nickel
-60…+250 °C
-600…2500
0.1 °C
Resolution
16 bits across 625
, 0.1°C/bit or 0.1 °F/bit (RTD Sensors) 20 bit Sigma-Delta
modulation converter
Data format
16 bit interger (2’s compliment)
Module scan time, per
channel
8 ms @ Notch filter = 60 Hz
Overall accuracy
0.2% Full scale @ 0…60 ° C
Settable notch filter
10 Hz (default), 25 Hz, 50 Hz, 60 Hz, 100 Hz, 250 Hz, 500 Hz
Open wire detection
Out of range, open wiring
Excitation current
1 mA
Imput impedance
5 M
4-Channel Input Thermocouple Base Module – 1790D-4T0, 1790D-T4T0
Attribute
Value
Number of inputs
4 channel, Thermocouple/mV Input
Input range
±76.50 mV
4-Channel Input RTD Base Module - 1790D-4R0, 1790D-T4R0