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Redundant Speed Module

Redundant Speed Module

The Redundant Safety Board is a microprocessor control monitoring system to independently check several critical safety issues as required by code. 

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The microprocessor receives position, direction of travel and velocity information from the IP8300+ perforated tape reader in the shaft-way. In addition to the tape reader, it also receives Slowdown Limits and Door Zone information. Force-Guided relays contacts are checked for proper operation. Uncontrolled motion is also checked.

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