HIMA F3422 8 Channel Digital Output Module

Description

The HIMA F3422 is an 8-channel digital output module designed for use with the HIMatrix safety system. It provides safety-related digital outputs for driving field devices such as relays, contactors, solenoid valves, and indicator lamps in applications requiring high functional safety. Each output channel is continuously monitored by the module to detect line faults, including short circuits, open circuits, and supply voltage deviations, helping maintain reliable operation of the connected safety functions. The F3422 supports the HIMatrix architecture and integrates directly into the modular safety controller, allowing output signals to be processed as part of SIL 3 safety applications. LED indicators on the front of the module provide channel status and diagnostic information, simplifying commissioning and maintenance. Designed for industrial process and machine safety systems, the F3422 combines integrated diagnostics, fault detection, and dependable output control to support emergency shutdown (ESD), burner management, fire and gas, and other critical safety applications. The module is certified for use in safety-related systems in accordance with the functional safety requirements supported by the HIMatrix platform and is intended for long-term operation in demanding industrial environments.

Parameter

Model: F3422 8 Channel Digital Output Module
Max. Switching Voltage: 230 V AC / 24 V DC (Depends on field configuration loads)
Max. Switching Current: 2.0 A per channel (Resistive load)
Fault Response Time: ≤ 20 ms to 40 ms (Failsafe state trigger upon anomaly detection)
Module Backplane Drive: 24 V DC (Typical), Range: 20.4 V DC to 28.8 V DC
Operating Temperature: 0 °C to +60 °C (+32 °F to +140 °F)
Storage Temperature: -40 °C to +85 °C (-40 °F to +185 °F)
Relative Humidity: 5% to 95%, non-condensing

Frequently asked questions

Which HIMA systems support the F3422?
The F3422 is designed for use with HIMA programmable safety controller systems that support the F3xxx I/O module family.

What applications is the HIMA F3422 commonly used in?
The module is used in industrial safety applications such as emergency shutdown (ESD), process safety systems, machinery protection, and other critical control functions requiring dependable relay outputs.

Can the HIMA F3422 control external relays and contactors?
Yes. The relay outputs are intended for switching compatible external devices such as relays, contactors, alarm circuits, and other field equipment used in safety systems.

Application areas:
Fuel Gas Shut-Off: Controlling double block-and-bleed safety shut-off valves feeding gas or oil burners in industrial boilers, furnaces, and kilns.
Failsafe Isolation Valve Control: Directly driving the solenoids of heavy pneumatic or hydraulic isolation valves (Emergency Shutdown Valves - ESDV) to stop fuel or chemical flow.
Deluge & Fire Suppression: Activating solenoid-controlled water deluge valves, foam concentrate pumps, or clean-agent gas release systems in hazard zones.
Railway & Interlocking Infrastructure: Managing signaling equipment, track switches, and crossing barriers where a diagnostic failure must instantly default to a safe red/stop configuration.

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