HIMA F3334 is a high-performance digital output module engineered for HIMA HIMax and HIMatrix safety instrumented systems (SIS), delivering SIL 3-certified switching for critical actuation tasks in industrial environments. As a core component of HIMA’s safety I/O portfolio, HIMA F3334 provides 16 channels of isolated relay outputs, designed to control valves, pumps, motors, and emergency shutdown devices in oil & gas, petrochemical, power generation, and chemical sectors. In refinery emergency shutdown (ESD) systems, HIMA F3334 triggers isolation valve closures to mitigate hazardous process conditions; in LNG plant cryogenic systems, HIMA F3334 controls pump motors and pressure relief valves; in nuclear power plant auxiliary systems, HIMA F3334 actuates safety interlocks to maintain operational integrity. Additionally, HIMA F3334 integrates advanced diagnostics and fault tolerance, ensuring reliable performance in safety-critical applications where failure is not an option.
HIMA F3331 is a high-performance digital output module designed for HIMA’s HIMatrix safety instrumented system (SIS), engineered to deliver reliable control signal output for safety-critical industrial processes such as oil & gas refining, chemical manufacturing, and nuclear power plant auxiliary systems. HIMA F3331 integrates 8 isolated digital output channels with electromechanical relay switching, enabling precise control of field actuators (e.g., emergency shutdown valves, pumps, alarms) to execute safety interlock logic. HIMA F3331 is certified to IEC 61508 SIL 3 and complies with ATEX/IECEx standards for hazardous environments, ensuring fail-safe operation even in explosive atmospheres. Additionally, HIMA F3331 features advanced diagnostic capabilities and hot-swappable installation, minimizing maintenance downtime and enhancing the reliability of safety-critical control systems. As a core component of HIMA’s HIMatrix portfolio, HIMA F3331 combines robust relay performance with fault-tolerant design to protect personnel, assets, and the environment.
HIMA F3236 is a high-speed digital input module designed for HIMA HIMax and HIMatrix safety instrumented systems (SIS), optimized for ultra-fast discrete signal detection in SIL 3-certified critical applications. As a specialized member of HIMA’s F3200 series, HIMA F3236 delivers 16 channels of isolated input with microsecond-level response, making it ideal for oil & gas pipeline leak detection, petrochemical high-speed process interlocks, and power generation turbine protection systems. In natural gas pipeline monitoring, HIMA F3236 detects rapid pressure drops and triggers isolation valve closures; in chemical reactor control, HIMA F3236 synchronizes safety interlocks with high-speed batch processes; in wind turbine pitch control systems, HIMA F3236 processes emergency stop signals to prevent blade damage. Additionally, HIMA F3236 integrates advanced edge detection and diagnostic capabilities, ensuring precise and reliable operation in time-sensitive safety scenarios.
HIMA F3232 is a high-density digital input module engineered for HIMA’s HIMatrix safety instrumented system (SIS), designed to deliver reliable signal acquisition for safety-critical industrial applications including oil & gas processing, chemical manufacturing, and power generation. HIMA F3232 integrates 16 isolated digital input channels with ultra-fast response capabilities, enabling real-time monitoring of field sensors (e.g., emergency stop buttons, pressure switches, flow switches) to trigger safety interlock logic. HIMA F3232 is certified to IEC 61508 SIL 3 and complies with ATEX/IECEx standards for hazardous environments, ensuring fail-safe operation even in explosive atmospheres. Additionally, HIMA F3232 features advanced diagnostic functions and hot-swappable installation, minimizing maintenance downtime and enhancing the availability of critical control systems. As a key component of HIMA’s HIMatrix portfolio, HIMA F3232 combines high channel density with robust performance to meet the demands of large-scale safety applications.
HIMA F3226A is a high-density digital input module engineered for HIMA HIMax and HIMatrix safety instrumented systems (SIS), delivering SIL 3-certified performance for critical discrete signal detection in industrial environments. As an enhanced variant of HIMA’s F3200 series, HIMA F3226A provides 32 channels of isolated digital input—double the density of standard modules—making it ideal for oil refineries, LNG plants, power generation facilities, and chemical manufacturing sites with high-volume sensor input requirements. In a petrochemical complex’s central ESD system, HIMA F3226A monitors hundreds of pressure, temperature, and level switches across multiple process units; in a nuclear power plant’s auxiliary safety systems, HIMA F3226A processes signals from emergency stop buttons and valve position sensors; in an offshore drilling rig’s fire/gas detection system, HIMA F3226A ensures rapid detection of hazardous conditions with minimal rack space usage. Additionally, HIMA F3226A integrates advanced diagnostics and hot-swappable design, balancing high density with reliable maintenance capabilities.
HIMA F3221 is a high-performance digital input module designed for HIMA’s HIMatrix safety instrumented system (SIS), tailored to meet the rigorous demands of safety-critical industrial processes including oil & gas refining, chemical manufacturing, and nuclear power plant auxiliary systems. HIMA F3221 features 8 isolated digital input channels with ultra-fast response times, enabling real-time detection of critical process signals from sensors such as emergency stop buttons, pressure switches, and valve position indicators. HIMA F3221 is certified to IEC 61508 SIL 3 and complies with ATEX/IECEx standards for hazardous environments, ensuring fail-safe operation even in explosive atmospheres. Additionally, HIMA F3221 integrates advanced diagnostic capabilities and supports hot-swappable installation, minimizing maintenance downtime and enhancing the reliability of safety interlock systems. As a core component of HIMA’s HIMatrix portfolio, HIMA F3221 delivers unmatched precision and robustness for protecting personnel, assets, and the environment.
HIMA F3211 is a high-performance digital input module designed for HIMA HIMax and HIMatrix safety instrumented systems (SIS), engineered to deliver reliable, SIL 3-certified discrete signal detection for critical industrial applications. As a core component of HIMA’s safety I/O portfolio, HIMA F3211 provides 16 channels of isolated digital input, making it indispensable for oil & gas, petrochemical, power generation, and chemical industries where fault-tolerant signal acquisition is non-negotiable. In refinery emergency shutdown (ESD) systems, HIMA F3211 monitors pressure switches, emergency stop buttons, and flame detectors; in LNG plant fire/gas detection systems, HIMA F3211 processes signals from gas sensors and isolation valve position switches; in nuclear power plant safety loops, HIMA F3211 ensures compliance with strict regulatory standards for signal integrity and fault tolerance. Additionally, HIMA F3211 features built-in diagnostics and hot-swappable design, minimizing downtime and simplifying maintenance in 24/7 operating environments.
HIMA F1DI1601 is a high-reliability digital input module belonging to HIMA’s HIMax and HIMatrix safety instrumented system (SIS) product lines, engineered for critical industrial applications such as oil & gas processing, chemical manufacturing, and power generation. HIMA F1DI1601 integrates 16 digital input channels with 24V DC signal detection, supporting seamless integration with field sensors (e.g., limit switches, pressure switches, proximity sensors) to monitor process conditions for safety interlock logic. HIMA F1DI1601 is certified to IEC 61508 SIL 3, featuring channel-level isolation and fault-tolerant design to ensure reliable signal acquisition even in harsh electromagnetic environments. Additionally, HIMA F1DI1601 supports hot-swappable installation and real-time diagnostic monitoring, minimizing maintenance downtime and enhancing the availability of safety-critical systems. As a core component of HIMA’s SIS architecture, HIMA F1DI1601 delivers fail-safe performance to protect personnel, assets, and the environment.
The HIMA F8652E is a Digital Input (DI) Module for the HIMA F86 safety system platform, specifically within the F8650x series family. This module is a certified safety component, not a standard PLC I/O card, designed to read the status of field devices within a Safety Instrumented System (SIS). Its primary function is to interface with safety-critical dry contacts or Namur sensors—such as those from emergency stop buttons, pressure switches, or flame detectors—and convert these physical on/off states into a reliable, diagnosed digital signal for the HIMA safety controller (e.g., an F8650x CPU). It is engineered to meet the rigorous diagnostic and reliability requirements of functional safety standards like IEC 61508. For wiring and safety specifications, the official HIMA F86 Hardware Manual for the F8652E is essential.
The HIMA F3330 984333002, detailed further here, is a high-integrity digital input module from HIMA’s F 35 Safety PLC system. This specialized module is designed to read signals from safety-critical field devices such as emergency stop buttons, safety gates, pressure mats, and gas detectors. Unlike standard PLC input cards, the primary function of the HIMA F3330 is to provide a certified (up to SIL 3 according to IEC 61508), fault-tolerant interface for these signals, ensuring the highest level of reliability for safety instrumented functions (SIF). The module continuously performs self-diagnostics to detect internal faults, cross-circuit faults, and wiring issues. For safety system engineers and maintenance personnel in high-risk industries, the integrity of modules like the HIMA F3330 984333002 is non-negotiable, as they form the essential sensory layer of a safety instrumented system (SIS). Selecting the correct certified components is paramount for achieving and maintaining the required safety integrity level.
The HIMA K9203 is a Central Processing Unit (CPU) / Safety Controller for the HIMA F35 safety system platform. This module is the core computational and logic-solving component of a Safety Instrumented System (SIS), designed to prevent hazardous events and mitigate their consequences in industrial processes. It is not a standard PLC but a specialized, certified device for safety-critical control. The primary function of the K9203 is to execute the application-specific safety logic programmed by the user, continuously monitor input conditions from safety sensors, and—based on its logic—command final elements (like emergency shutdown valves) to bring a process to a safe state. It is engineered and certified to meet the rigorous requirements of international functional safety standards such as IEC 61508 and IEC 61511. For complete safety manuals and certification details, the official HIMA documentation for the K9203 is essential.
Input Voltage: Typically accepts a wide-range AC or DC input, such as 85-264V AC or 88-300V DC, to accommodate various global plant power standards.
Output Voltage: Provides a stabilized and filtered 24V DC output to power the HIQuad backplane and all installed modules.
Output Power/Current: Rated for a specific power output (e.g., 240W, 480W) to support fully populated controller chassis with all modules under load.
Redundancy Support: The HIMA F7126 is designed to be used in redundant (1oo2) configurations. Two modules can be installed in a single chassis, with one actively powering the system and the other in hot standby. Automatic switchover occurs upon failure of the active unit.
Diagnostics & Monitoring: Features comprehensive monitoring of:
Input voltage presence and status.
Output voltage level and stability.
Module temperature.
Load sharing status (in redundant mode).
Failure of the active unit.
Status is communicated via relay contacts (e.g., “Power OK”, “Failure”) and/or over the system backplane to the CPU.
Protection Features: Includes standard protections such as overload protection, short-circuit protection, and overtemperature protection to safeguard both the supply and the downstream controller.
Efficiency & Cooling: High efficiency design to minimize heat generation. May include integrated fans or be convection cooled, depending on the power rating.
Certifications: Certified for use in safety-related systems and complies with relevant EMC and safety standards (e.g., ATEX/IECEx for certain versions).
Form Factor: A slot-in module designed for the HIQuad system chassis.
