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Acceptable resistance when adding resistance to supervisory inputs

Issue

What is the acceptable range of tolerance for resistance on a supervisory input.

Environment

  • i1 controllers
  • i2 controllers
  • b3 controllers
  • I/O modules

Cause

Doors are being retrofitted, and the resistors that are installed are not 10K ohm and are inaccessible.

Resolution

The tolerance for the resistance on supervisory inputs is +/- 3%.

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Version history
Revision #:
1 of 1
Last update:
‎2018-09-06 01:07 PM
Updated by: