AIZ7127 (model Z7127) is an 8-channel analog input module from the German HIMA (Black Horse) HIMatrix/H41q/H51q series, and it belongs to the SIL3 safety-level I/O module.

Basic Information

Material Number: AIZ7127 (Model: Z7127)

Brand / Series: HIMA / HIMatrix, H41q, H51q Security System

Safety Level: SIL3 (IEC 61508), PL e (EN ISO 13849)

Function Positioning: Safety Analog Input, Collecting Current / Voltage / RTD / Thermocouple Signals

Core Specifications

Input Channels: 8 isolated analog inputs (single-channel isolation)

Signal Types: 4-20 mA, 0-10 VDC, Pt100/Pt1000 (RTD), thermocouple (optional)

Resolution: 16 bits

Sampling Period: 50 ms

Input Impedance: Current 100 Ω, Voltage 100 kΩ

Operating Voltage: 24 VDC (±10%)

Power Consumption: Approximately 12 W

Operating Temperature: -40°C ~ +70°C

Size / Weight: 210×130×60 mm / Approximately 1.2 kg

Certifications: TÜV, CE, SIL3

Key Features

Safety-level Acquisition: Compliant with SIL3 safety standards, suitable for ESD, BMS, F&G, etc. safety instrumented systems.

Multi-Signal Compatibility: Supports current, voltage, thermal resistance, and thermocouple, compatible with various industrial sensors.

Channel Isolation: 8 channels fully electrically isolated, strong anti-interference ability, ensuring reliable signals.

Self-Diagnosis: Built-in channel faults, short circuits, and open circuits detection, real-time fault reporting.

Redundancy Adaptation: Can be used in conjunction with HIMA safety system redundancy architecture to build highly available SIS systems.

Typical Applications

Petrochemical, natural gas ESD emergency shutdown system analog signal acquisition

Boiler, turbine BMS combustion management system temperature / pressure monitoring

Storage tank area, chemical plant F&G fire and gas system flame / gas concentration detection

Power, metallurgy and other high-risk industries **Safety Instrumented System (SIS)** analog input