Linear Actuators - Questions

Q1: Which is NOT a primary component that makes up an Industrial Linear Actuator?

• 1) Ball/lead Screw Assembly
• 2) Servo Drive
• 3) Gearing
• 4) Motor
• 5) Ball/lead Screw Assembly, Gearing, and Motor.

Q2: Which of the following is NOT an advantage of an electro-mechanical solution over hydraulic?

• 1) Enhanced controllability
• 2) Less maintenance
• 3) Higher dynamic load capacity
• 4) Cleaner environment
• 5) Better static load handling

Q3: What is dynamic loading as it relates to Industrial Linear Actuators?

• 1) The load on the actuator when it is in motion
• 2) The load on the actuator when it is in a fixed or stationary condition
• 3) A dangerous loading scenario that must be avoided
• 4) A load applied radially on the extension tube

Q4: What kind of load is an industrial linear actuator unable to handle?

• 1) Side loading
• 2) Axial loading
• 3) Tension loading
• 4) Compression loading

Q5: Which of the following best describes the relationship between load and speed with respect to gear ratio?

• 1) A higher gear ratio translates to a higher load capacity but lower speed
• 2) A higher gear ratio translates to a lower load capacity but higher speed
• 3) A lower gear ratio translates to a higher load capacity and speed
• 4) A lower gear ratio translates to a higher load capacity with a lower speed

Q6: Which of the following is NOT a common wear item in an industrial linear Actuator?

• 1) Ball Detent Clutch
• 2) Wipers
• 3) Brake friction disc
• 4) Motor Brushes
• 5) Wiring

Q7: What is the maximum duty cycle of a Thomson ILA

• 1) 10%
• 2) 15%
• 3) 25%
• 4) It depends on the loading throughout the cycle

Q8: Which is NOT a common IP rating for a Thomson Industrial Linear Actuator?

• 1) IP69K
• 2) IP65
• 3) IP00

Q9: Which of the following are common maintenance requirements of a Thomson ILA?

• 1) Replenish grease in gearbox
• 2) Apply lubrication to extension tube
• 3) Thomson ILAs are maintenance-free
• 4) Replenish oil reservoir
• 5) Grease ball screw assembly

Q10: A Thomson ILA will back-drive when power is removed from a loaded actuator

• 1) True
• 2) False