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Honeywell 10101/1/1 Fail-Safe Digital Input Module

Honeywell 10101/1/1 Fail-Safe Digital Input Module

  • Manufacturer: Honeywell

  • Product No.: 10101/1/1

  • Condition:in Stock

  • Product Type: Fail-Safe Digital Input Module

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 1000g

  • Shipping port: Shanghai/Yiwu/Shenzhen

  • Warranty: 12 months

Honeywell 10101/1/1 Fail-Safe Digital Input Module

The Honeywell 10101/1/1, also cataloged as the 10101 Fail-Safe Digital Input Module, operates as a dedicated hardware component for discrete signal acquisition in SIL3-rated safety instrumented systems.

Hardware Specifications

Parameter Specification
Model 10101/1/1
Brand Honeywell
Origin U.S.A
Weight Not specified
Dimensions Standard FSC rack module
Operating Temp 0 deg C to +60 deg C (32 F to 140 F)
Storage Temp -25 deg C to +85 deg C (-13 F to +185 F)
Relative Humidity 5% to 95% non-condensing
Module Type Fail-Safe Digital Input
Channel Count 16 channels (2 isolated groups of 8)
Input Voltage 24 VDC
Logic 0 Range -3 VDC to +5 VDC
Logic 1 Range +15 VDC to +30 VDC
Input Current ~7.5 mA at 24 VDC
Internal Consumption 5 VDC ~50 mA; 24 VDC ~30 mA
External Supply 24 VDC (-15% to +30%)
Power Dissipation Max 3.5 W at full load
Response Time < 10 ms
Isolation 2.5 kVAC channel-to-system
Safety Integrity SIL3 compliant (IEC 61508)
Diagnostics Continuous self-test routines

SIL3 Certification and Galvanic Isolation

The 10101/1/1 module is designed for IEC 61508 SIL3 applications, ensuring predictable fail-safe execution under fault conditions. Galvanic isolation at 2.5 kVAC separates input channels from internal electronics, preventing fault propagation and maintaining system integrity. Built-in diagnostics continuously verify loop integrity and hardware execution, supporting safety-critical architectures.

Frequently Asked Questions (FAQ)

Q: What is the typical response time for input signal processing? A: The module processes safety-critical signals in less than 10 ms.

Q: How are the 16 channels organized? A: They are divided into two isolated groups of 8 channels each, providing electrical separation.

Q: Does the module require external calibration? A: No. It relies on internal diagnostics and fail-safe logic; external calibration is not applicable.

Field Installation Guidelines

  • Install the module in designated FSC rack slots with full connector engagement.
  • Ensure external 24 VDC supply is within tolerance (-15% to +30%).
  • Route input wiring separately from high-voltage conductors to minimize interference.
  • Verify grounding of shielded cables at the rack end only to avoid ground loops.
  • Confirm diagnostic LED indicators during commissioning to validate channel health.
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