Question 3: This question provides opportunity to achieve LO3 [25 Marks] A) Explain the important purpose of the measure

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Question 3 This Question Provides Opportunity To Achieve Lo3 25 Marks A Explain The Important Purpose Of The Measure 1 (103.75 KiB) Viewed 113 times

Question 3: This question provides opportunity to achieve LO3 [25 Marks] A) Explain the important purpose of the measurement system analysis. 6 Marks B) Select the suitable option for an industrial temperature measurement and control system by analysing the performance specifications of each system in Table 1. 7 Marks Table 1: Temperature measurement and control systems No Performance System 1 System 2 System 3 Parameter 1 Sensor type Thermostat Thermocouple Pt-100 K-type 2 Measurement 0.5mm/°C 40uVI°C 0.4Ώ/°C Sensitivity 3 Accuracy + 1.5% of FSO +0.2% of FSO +0.5 % of FSO 4 Linearity +2.5% +0.5% +0.5% 5 Digital Display Display Type Resolution Analogue Display 5°C Digital Display 0.2 °C 6 0.5°C 7 Failure Rate 2 per year 3 per year 6 per year Not applicable 8 4-20 mA 1-5V Controller input Calibration interval 9 6 month 6 month 4 month Ref: Developed by UL C) Explain the following errors associated with measurement system: i) i Random error ii) Systematic error 12 Marks