Repeatability specifications – Spectrum Controls 1762sc-IF8U User Manual

Page 34

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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 1300C) ± 0.1 °C

± 0.2 °C

± 4°C

Type N (-210

C to -110C) ± 0.2 °C

± 0.3 °C

± 7.5 °C

Type T (-170

C to 400C) ± 0.1 °C

± 0.1 °C

± 3.3°C

Type T (-270

C to -170C) ± 0.5 °C

± 0.6 °C

± 20 °C

Type K (-170

C to 1370C) ± 0.1 °C

± 0.2 °C

± 3.8 °C

Type K (-270

C to -170C) ± 1.5 °C

± 2.6 °C

± 20 °C

Type E (-220

C to 1000C) ± 0.1 °C

± 0.2 °C

± 2.4 °C

Type E (-270

C to -220C) ± 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

0-1000 ohm

± 0.1 Ω ±

0.3

Ω ±

2.0

0-3000 ohm

± 0.1 Ω ±

0.3

Ω ±

2.0

±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

Resistance 0-1000 ohm

0.05 Ω 0.09

Ω 2.0

Resistance 0-3000 ohm

0.02 Ω 0.13

Ω 2.0




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.

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