Specific Competencies and Skills Tested in this Assessment:
Introducton to Mechatronics: Safety
- Follow workplace electrical safety guidelines (NEC) (lock-out/tag-out)
- Identify safety components of workplace (e.g., fire protection, emergency exit plans, emergency routes, and confined spaces)
- Wear appropriate personal protective (PPE) safety equipment (NFPA 70-E)
- Interpret major parts of MSDS sheets
- Perform machine guarding procedures
- Administer first aid
- Properly use hand and power tools
- Perform proper HazCom operations (perform proper hazardous waste disposal)
- Follow workplace mechanical safety guidelines (e.g., energy isolation, potential energy)
- Use proper techniques to navigate work-place (walking and working surfaces)
Introduction to Mechatronics: Communication
- Use operating documents and work instructions
- Interpret equipment test, operating, and failure logs
- Verbalize instructions and communicate problems
Instrumentation and Measurement
- Properly use a voltmeter, multimeter, and ammeter
- Properly use a torque wrench
- Read various gauges
- Describe and identify sensors of various functions (e.g., pressure, flow)
- Describe and identify transducers (thermocouples, photoelectric cell)
- Read and convert a standard and metric ruler
- Measure input and output impedance
- Calibrate electrical equipment
- Identify reed sensors
- Diagnose electrical equipment
- Measure angles, square, level, and plumb
- Determine appropriate measurement tool
- Demonstrate proper care and handling of measurement instruments
Electrical
- Apply circuit terminology
- Describe relationships between circuit components
- Describe types of switches (e.g., limit, potentiometer)
- Read resistor color bands
- Use Ohm’s and Kirchoff’s Laws for voltage and current (AC and DC)
- Understand role of magnetism and electromagnetism
- Describe series and parallel circuits
- Interpret wiring, schematics, and ladder diagrams
- Analyze and troubleshoot circuits
- Describe microprocessors
- Select proper wire size for circuit’s (NEC) load
- Describe power supply (transformers, inverters, and generators – 24 volts)
Mechanical
- Differentiate between different types of materials and their properties (plastic, stainless)
- Understand vibration and noise control (ergonomics)
- Understand mechanical valve operation (shut-off)
- Understand bearing properties and uses
- Perform shaft alignment, gear reduction
- Perform speed calculations on gears, sprockets, and pulleys
- Apply gear ratios and direction
- Select type of lubrication
- Read and interpret drawings of mechanical parts (sectional and scale views)
- Describe drive systems (chains and belts; conveyor system)
- Describe proper mounting of components (using proper fasteners)
Hydraulic and Pneumatic Systems
- Differentiate between hydraulic and pneumatic system components
- Identify types of valves (pressure, flow, directions)
- Apply working knowledge of types of cylinders
- Read schematics relating to system components
- Apply Pascal’s Law
- Describe hydraulic fluid characteristics
- Identify different hydraulic and pneumatic conductors
- Understand essentials of system filtration
Computer and Control Systems
- Identify components of a computer network
- Describe basic functions of PLCs in a system
- Understand truth tables and logic
- Apply basics of CAD
- Understand basics of computer programming
- Download a program to input information into a computer system
- Describe system control and monitoring interfaces
- Identify different types of communication cabling
- Describe wireless versus hardwired systems
Written Assessment:
Administration Time: 3 hours
Number of Questions: 183
Areas Covered:
Introduction to Mechatronics Safety: 15%
Introduction to Mechatronics Communication: 5%
Instrumentation and Measurement: 21%
Electrical: 18%
Mechanical: 16%
Hydraulic and Pneumatic Systems: 12%
Computer and Control Systems: 13%
Sample Questions:
What should be used to feed material into a machine?
- joy stick
- push stick
- your feet
- your hands
All hazardous waste containers must be
- made of clear materials
- plastic
- labeled
- fire proof
A multimeter meter measures
- hertz
- impedance and resistance
- ohms, amps, and volts
- watts
The basic unit of electrical charge is the
- coulomb
- joule
- volt
- watt
The most important part of bearing maintenance is
- good seals
- proper lubrication
- even loads
- periodic cleaning