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HIMA X-AI3201｜Analog Input Module｜
The 32-channel analog input module is a core I/O component of the HIMA HIMax / HIMatrix safety system.
It is designed for Safety Instrumented Systems (SIS) up to IEC 61508 SIL 3, providing safe and accurate acquisition of 4–20 mA and voltage signals from field instruments such as temperature, pressure, and flow transmitters.
Key Specifications
Order Number
985210213
Channel Configuration & Signal Types
32 independent analog input channels
Supported signals:
4–20 mA
0–10 V
±10 V
Supports loop-powered transmitters
Measurement Accuracy
Current input: ±0.02% FSR
Voltage input: ±0.05% FSR
Power Supply
24 VDC (supplied via rack backplane)
Module current consumption: approximately 100–400 mA
Short-circuit protection: 1.5 A
Environmental Conditions
Operating temperature: −25 °C to +70 °C
Storage temperature: −40 °C to +85 °C
Protection class: IP20
Suitable for Zone 2 hazardous areas
Installation
19-inch rack slot
Installed in the same rack as F-CPU / F-IOP / F-COM
Core Features
Safe Signal Acquisition
Channel isolation and continuous self-diagnostics
Automatic transition to a safe state in case of faults
Fully compliant with IEC 61508 SIL 3 requirements
Integrated Loop Power Supply
Provides loop power for field transmitters
Simplifies field wiring and reduces external power requirements
Diagnostics & Maintenance
Onboard LED status indicators
Full support for SILworX configuration, diagnostics, and remote maintenance
Redundancy Compatibility
Supports redundant safety architectures in combination with F-CPU / F-IOP
No single point of failure affecting system safety integrity
System Compatibility & Applications
Compatible with HIMA H51q (large expansion) and H41 series (compact) racks
Typical Applications
Analog signal acquisition in ESD and F&G safety systems
Safety-critical measurement of:
Temperature
Pressure
Flow
SIS applications in petrochemical plants, gas turbines, power generation, and process industries
HIMA X-AI3201｜Analog Input Module｜
By structuring the information in this manner, the article provides a clear and organized understanding of input channels, transducer supply, and communication implementations in distributed control systems.
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