News result SIS

Bypassing Triconex and HIMA Safety Inputs Without Breaking SIL Integrity
Weifeng Han

Bypassing Triconex and HIMA Safety Inputs Without Breaking S...

A field playbook for temporary override logic, HART diagnostics, and management-of-change discipline on SIL3 logic solvers like Triconex and HIMA.
Bypassing a Safety Function Without Breaking IEC 61511: A Triconex and HIMA Field Guide
Chen Weiming

Bypassing a Safety Function Without Breaking IEC 61511: A Tr...

Learn how to interrupt a protection signal, control operational risk, and safely restore SIS loops under IEC 61511 using Triconex and HIMA architectures.
Safety PLC Trips on Nothing: Designing a SIS That Survives Common Cause Failure

Safety PLC Trips on Nothing: Designing a SIS That Survives C...

Learn how to eliminate Common Cause Failures (CCF) in Safety Instrumented Systems (SIS). Audit Triconex and HIMA safety architectures, calculate the IEC 61511 beta factor, and ensure true BPCS independence.
HIMA Safety PLC and Yokogawa CENTUM: Implementing 1oo2 and 2oo3 Voting Logic in SIS

HIMA Safety PLC and Yokogawa CENTUM: Implementing 1oo2 and 2...

Field-proven voting architecture for burner management and turbomachinery protection. Covers IEC 61511 requirements, HIMA Prizm 2oo3 configuration via HART, Yokogawa CENTUM Modbus TCP integration, common cause failure mitigation, and proof test discipline.
Triconex SIS Modbus TCP Configuration: A Field Engineer's Integration Handbook

Triconex SIS Modbus TCP Configuration: A Field Engineer'...

A practical step-by-step guide for configuring Triconex Tricon v11.x as a Modbus TCP master for safety-critical plant integration. Covers IP setup, function block configuration, fault diagnosis, and cybersecurity controls.
Triconex Safety PLC Trip Test Procedure & Modbus Communication Configuration: A Field Engineer's Practical Guide

Triconex Safety PLC Trip Test Procedure & Modbus Communi...

A field engineer's practical guide to Triconex Tricon/Trident trip test procedures and Modbus RTU/TCP communication configuration — covering TMR voting, TCM setup, register mapping, and common fault scenarios for SIS proof testing.