Question 1
Can barriers be connected together in parallel or series?
- Yes, refer to documentation or standard.
- No, but one barrier may have several field devices.
- No, one barrier allowed per field device.
Exi Verification and Documentation
CBT 32 questions
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Question 2
Can low energy generating components be used as «simple apparatus». E. g. a photocell?- No.
- Yes, with limitation.
- Yes, without limitations.
Question 3
Does simple apparatus need a T-class?- No.
- Only for Zone 0 and Zone 1.
- Yes.
Question 4
Does simple apparatus need a certificate label?- No.
- Only when applied in Zone 0 and Zone 1.
- Yes.
Question 5
For assessing equipment, which of the values shall be greatest?- Ui greater or equal than Uo.
- Un greater or equal than Ui.
- Uo greater or equal than Ui.
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About this CBT test
Exi Verification and Documentation is a CBT test with 32 questions and verified answers. Common topics include: simple apparatus, field device, equipment values, circuit, t-class, cable, greatest, iic.
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