Feature & Principle

Triple modular redundant digital input module for Triconex Tricon CX safety system. Three independent channels collect field contact signals, hardware voting logic eliminates single point failure. Hot-swap design allows online replacement without SIS shutdown, used for emergency shutdown, fire detection and safety interlock signal collection.

Specifications

Model: 3506XBrand: Triconex / SchneiderSeries: Tricon CXChannels: 32DISignal Type: Dry contactSafety Level: SIL3Redundancy: TMR triple modular redundantBackplane: Hot swap supportAux supply: 24V DCMounting: Backplane slotCertification: TÜV, CE

Components & Diagnostics

Three sets of independent sampling boards, voting logic chip, status LED, backplane connector and channel isolation circuit. Common faults: channel signal mismatch, voting fault alarm, intermittent contact signal, backplane poor contact.

Product Brief

3506X module, Triconex Tricon CX SIS spare widely used for petrochemical, offshore platform, power plant ESD emergency shutdown and fire gas safety interlock system.