HIMA X-DI 3201 Digital Input Module

Overview

The HIMA X-DI 3201 is a 32-channel digital input module. It connects field devices, like push buttons and proximity switches, to the safety controller. The module converts binary signals into digital data for reliable processing. Each input channel isolates electrically to prevent voltage spikes and EMI. It supports SIL 3 safety systems and works in demanding industrial environments.

Technical Specifications

• Module Type: Digital Input Module

• Channels: 32 isolated digital inputs

• Input Voltage: 24 VDC ±20% (TTL/CMOS compatible)

• Electrical Isolation: 500 Vrms per channel

• Diagnostic Coverage: >99% per-channel fault detection

• Typical Power Consumption: 12 W at full load

• Operating Temperature: 0°C to +60°C

• Storage Temperature: –40°C to +70°C

• Installation Method: Rack-mounted (compatible with HIMA F-series chassis)

• Mounting: DIN rail or system rack

• Housing Material: Polycarbonate, 30% fiberglass reinforced

• Interface: HIMA Backplane Bus (proprietary protocol)

• Compliance: SIL 3 (IEC 61508, IEC 61511), CE, ATEX (if applicable)

• Protection Class: IP20

• Redundancy: Supports Triple Modular Redundancy (TMR)

• Indicators: LED power and diagnostic status

• Ripple Tolerance: ≤10%

• Voltage Drop: Approx. 0.9 V across termination board diode

• Fusing: 6.3 A for 32 modules