HIMA F1DI1601

Description

Product Description

Product Parameters

• Brand/Model: HIMA F1DI1601
• Core Input Parameters
  • Number of Channels: 16 isolated digital input channels (2 channels per group, galvanic isolation between groups)
  • Input Voltage: 24V DC (18-30V DC operating range)
  • Input Type: Sinking (NPN) or sourcing (PNP) configurable per channel
  • Response Time: ≤2ms (filterable up to 100ms to suppress noise)
  • Isolation: Channel-to-channel isolation (500V AC), module-to-backplane isolation (1500V AC)
• System & Diagnostic Parameters
  • Compatible Systems: HIMA HIMax, HIMatrix F3/F4, HIMA Safety Manager
  • Diagnostic Functions: Channel short/open circuit detection, power supply monitoring, backplane communication diagnostics
  • Communication Protocol: HIMA proprietary SafetyBUS p (for HIMax) / Ethernet (for HIMatrix)
  • Configuration Software: HIMA SILworX
• Environmental & Physical Parameters
  • Operating Temperature: -40°C ~ +70°C
  • Storage Temperature: -40°C ~ +85°C
  • Vibration Resistance: 10g (10-2000Hz, IEC 60068-2-6 standard)
  • Shock Resistance: 30g (11ms half-sine wave)
  • Power Supply: 24V DC (redundant input option), power consumption ≤ 5W
  • Protection Grade: IP20 (cabinet installation)
  • Installation Method: HIMA standard rack slot or DIN 35mm rail mounting
  • Dimensions: 120mm × 100mm × 40mm

Advantages & Features

1. SIL 3 Certification for Maximum Safety: HIMA F1DI1601 is certified to IEC 61508 SIL 3, meeting the highest safety integrity level requirements for critical process control. Its fault-tolerant design and channel isolation prevent common-mode failures that could compromise safety interlock logic.
2. High-Density & Flexible Input Configuration: With 16 configurable NPN/PNP channels in a compact form factor, HIMA F1DI1601 reduces the number of modules required for large-scale SIS, lowering installation costs and saving rack space. The adjustable response time filters electromagnetic noise to avoid false triggering.
3. Comprehensive Diagnostics & Hot-Swap Support: HIMA F1DI1601 provides real-time diagnostics for channel faults (short/open circuits) and system communication, sending alerts to the SIS controller for immediate action. Hot-swappable design allows module replacement without system shutdown, minimizing downtime for maintenance.
4. Extreme Environmental Tolerance: Operating in -40°C to +70°C and withstanding 10g vibration, HIMA F1DI1601 performs reliably in harsh industrial environments, including offshore platforms, desert refineries, and cold-climate power plants.

Application Fields & Cases

1. LNG Plant Emergency Shutdown (ESD) System: A major LNG terminal deployed HIMA F1DI1601 modules in its HIMax SIS to monitor pressure switches, emergency stop buttons, and valve position sensors. The module’s SIL 3 certification ensured compliance with strict safety regulations, while its wide temperature range (-40°C) supported operation in the terminal’s arctic climate.
2. Chemical Plant Reactor Safety Interlock: A petrochemical plant integrated HIMA F1DI1601 into its HIMatrix SIS to detect high-temperature and high-pressure conditions in polymerization reactors. The module’s fast response time (≤2ms) triggered immediate shutdown logic when a pressure switch tripped, preventing a reactor overpressure incident.
3. Power Plant Turbine Protection System: A coal-fired power plant used HIMA F1DI1601 to monitor vibration switches, oil pressure sensors, and flame detectors for its steam turbine. The module’s diagnostic capabilities identified a faulty flame detector channel before it caused a false turbine trip, saving the plant $200,000 in avoided downtime.

Competitor Comparison

Selection Suggestions & Precautions

1. Selection Suggestions: HIMA F1DI1601 is the optimal choice for HIMA HIMax/HIMatrix users requiring SIL 3-certified digital inputs for safety-critical applications (e.g., ESD, fire & gas systems). For applications with 32 channels, HIMA F1DI3201 is recommended. Non-HIMA system users may prefer Triconex 3501E for TMR redundancy or Siemens S7-400F for PROFINET integration.
2. Precautions:
   • Configure input type (NPN/PNP) correctly for connected sensors to avoid signal inversion or module damage.
   • Use shielded cables for input wiring to minimize electromagnetic interference (EMI) from motors, transformers, or other high-voltage equipment.
   • Set response time filters appropriately (e.g., 10ms for noisy environments) to prevent false inputs without compromising safety response times.
   • Perform regular diagnostic checks via SILworX software to identify channel degradation or communication faults.
   • Ensure the module is grounded to HIMA system specifications to maintain isolation integrity and safety certification.

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