Repeatability specifications – Spectrum Controls 1762sc-IF8U User Manual
Page 34
A-6
MicroLogix™ 1200 IO Universal Input Module
User's Manual Pub. 0300243‐02 Rev. B
Repeatability Specifications
14
Repeatability (at 25
C)
Slowest
Filter (4Hz)
Middle
Filter (17 Hz)
Fastest Filters
(62 and 470 Hz)
Typical Values
15
Thermocouples
Type J
± 0.1 °C
± 0.2 °C
± 3°C
Type N (-110
C to 1300C) ± 0.1 °C
± 0.2 °C
± 4°C
Type N (-210
C to -110C) ± 0.2 °C
± 0.3 °C
± 7.5 °C
Type T (-170
C to 400C) ± 0.1 °C
± 0.1 °C
± 3.3°C
Type T (-270
C to -170C) ± 0.5 °C
± 0.6 °C
± 20 °C
Type K (-170
C to 1370C) ± 0.1 °C
± 0.2 °C
± 3.8 °C
Type K (-270
C to -170C) ± 1.5 °C
± 2.6 °C
± 20 °C
Type E (-220
C to 1000C) ± 0.1 °C
± 0.2 °C
± 2.4 °C
Type E (-270
C to -220C) ± 0.8 °C
± 1.5 °C
± 20 °C
Types S & R
± 0.3 °C
± 0.6 °C
± 12 °C
Type B
± 0.3 °C
± 0.4 °C
± 20 °C
Type C
± 0.2 °C
± 0.3 °C
± 6.7 °C
Millivolt Inputs
± 20 µV
± 20 µV
± 60 µV
Voltage Inputs
± 1 mV
± 2 mV
± 2 mV
Current Inputs
± 1 µA
± 1 µA
± 5 µA
RTD
Platinum 385
± 0.1 °C
± 0.2 °C
± 1.0 °C
Platinum 3916
± 0.1 °C
± 0.2 °C
± 1.0 °C
Copper
± 0.2 °C
± 0.3 °C
± 2.6 °C
Nickel
± 0.1 °C
± 0.2 °C
± 1.0 °C
Nickel-Iron
± 0.1 °C
± 0.1 °C
± 0.5 °C
Resistance
0-150 ohm
± 0.05 Ω ±
0.15
Ω ±
1.0
Ω
0-1000 ohm
± 0.1 Ω ±
0.3
Ω ±
2.0
Ω
0-3000 ohm
± 0.1 Ω ±
0.3
Ω ±
2.0
Ω
±50mV
2.3 µV
3.2 µV
60 µV
±100mV
4.6 µV
6.4 µV
60 µV
±10V
0.48 mV
0.48 mV
2 mV
0-20mA
0.5 µA
0.6 µA
5 µA
Resistance 0-150 ohm
0.007 Ω 0.01
Ω 1.0
Ω
Resistance 0-1000 ohm
0.05 Ω 0.09
Ω 2.0
Ω
Resistance 0-3000 ohm
0.02 Ω 0.13
Ω 2.0
Ω
14
Repeatability is the ability of the input module to register the same reading in successive measurements for the same input
signal.
15
These filters do not reject 50/ 60 Hz. Repeatability for these filters is strongly dependent on how much 50/60Hz noise is in the
system.