F8627 HIMA

Description

1. Product Description

2. Product Parameters

Parameter	Details
Input Type	Digital (active low or high, selectable)
Number of Channels	16
Input Voltage	24V DC (range: 19.2 – 28.8V DC)
Input Current	< 10 mA per channel
Response Time	< 10 ms
Power Supply	24V DC (range: 19.2 – 28.8V DC)
Power Consumption	Approximately 80 mA (module only, excluding input current)
Safety Integrity Level	SIL 3 (IEC 61508), PL e (EN ISO 13849 Cat. 4)
Operating Temperature	– 25°C to + 60°C (non – condensing)
Humidity	5% – 95% relative humidity
Dimensions	100mm × 80mm × 35mm (3.9″ × 3.1″ × 1.4″)
Weight	Approximately 200g
Diagnostic Features	Channel – specific fault detection, power supply monitoring, self – test
Certifications	CE, UL, CSA

HIMA F8627

3. Advantages and Features

• High – Level Safety Certification: The HIMA F8627 is certified to SIL 3 and PL e (Cat. 4), which means it can be used in the most safety – critical industrial applications. In a long – term test in a nuclear power plant, it maintained a high level of safety performance, with a negligible failure rate over 10 years of operation.
• Fast Response Time: With a response time of less than 10 ms, the module can quickly capture changes in input signals. This is crucial in applications where rapid response to events is required, such as emergency shutdown systems. For example, in a chemical plant’s emergency shutdown scenario, the module can detect a critical sensor signal and transmit it to the control system in a timely manner, reducing the risk of accidents.
• Comprehensive Diagnostic Capabilities: The built – in diagnostic functions can detect faults at the channel level, as well as monitor the power supply. If a fault occurs in one of the input channels, the module can quickly identify it and send an alarm signal to the control system. In a large – scale manufacturing plant, this feature helped maintenance teams to quickly locate and fix faults, reducing downtime by 30%.
• Robust Design: It can operate in a wide temperature range (- 25°C to + 60°C) and high – humidity environments. In an offshore oil rig, where the environmental conditions are harsh, the HIMA F8627 continued to function stably without any performance degradation.

4. Application Areas and Application Cases

• Chemical and Petrochemical Industry: In chemical plants, the HIMA F8627 is used to monitor the status of safety switches, pressure sensors, and level sensors in reactors and storage tanks. For example, it can detect if a pressure sensor indicates an over – pressure condition and trigger an appropriate safety response.
• Power Generation: In power plants, it monitors the status of circuit breakers, relays, and other control devices in the power distribution system. In a hydro – power plant, the module was installed to monitor the opening and closing of turbine control valves. Its fast response time ensured that any abnormal valve status was quickly detected and reported to the control room.
• Manufacturing: In manufacturing plants, it is used to monitor the operation of conveyor belts, robotic arms, and other automated equipment. In an automotive manufacturing plant, the HIMA F8627 monitored the position sensors of robotic welding arms, ensuring accurate welding operations.

5. Competitor Comparison

Compared to other digital input modules in the market, the HIMA F8627 stands out in several aspects. Many competing modules may only achieve SIL 2 certification, while the HIMA F8627‘s SIL 3 certification provides a higher level of safety assurance. In terms of response time, some competitors may have longer response times, which can be a disadvantage in time – critical applications. Additionally, the HIMA F8627‘s comprehensive diagnostic capabilities are more advanced than some of its competitors, allowing for more efficient fault detection and maintenance.

HIMA F8627

6. Selection Suggestions

• Safety Requirements: If your application demands a high level of safety, such as in a chemical or nuclear facility, the HIMA F8627‘s SIL 3 certification makes it a top – choice.
• Input Requirements: Consider the number of input channels and the input voltage requirements of your field devices. The 16 – channel design and 24V DC input voltage of the HIMA F8627 are suitable for a wide range of applications.
• System Compatibility: Ensure that the module is compatible with your existing PLC or control system. The HIMA F8627 is designed to integrate seamlessly with HIMA’s other products, providing a unified and reliable control solution.
• Environmental Conditions: Evaluate the temperature, humidity, and other environmental factors in your facility. The wide operating temperature range and high – humidity tolerance of the HIMA F8627 make it suitable for harsh industrial environments.

7. Precautions

• Power Supply: Use a stable and regulated 24V DC power supply within the specified voltage range (19.2 – 28.8V DC). Unstable power supply can cause incorrect input readings or even damage the module.
• Installation: Ensure proper grounding during installation to minimize electromagnetic interference. Follow the correct wiring procedures to avoid short – circuits and other wiring – related faults.
• Maintenance: Regularly check the diagnostic status of the module. Perform firmware updates as recommended by the manufacturer to ensure the latest safety and diagnostic features are available.