Honeywell FS‑TSDI‑1624C | Safe Digital Input Recommended products

Overview
The Honeywell FS‑TSDI‑1624C is a 16‑channel safe digital input field termination assembly designed for integration with Honeywell’s Safety Manager/PSS platforms. It provides robust and safe interfacing of field digital signals into safety logic systems, with built‑in channel groups and protective features for demanding industrial applications.

General Information
Brand: Honeywell
Country of Origin: United States
Model Number: FS‑TSDI‑1624C
Series: Safe I/O Field Termination Assemblies
Product Type: Digital Input Field Termination Assembly
Application: Safety instrumented systems (SIS), process automation, digital input signal gathering from field field devices

Power Specifications
Supply Voltage: 24 V DC nominal
Input Channels: 16 (divided into 2 groups of 8 channels)
Input Current: ≤ approx. 15 mA per channel at 24 V DC
Protection Features: Each group of 8 channels protected by a 250 mA fuse; built‑in spark fault protection for hazardous‑area integration

Communication & Interface
Interface Type: Screw‑terminal field wiring for each channel; interface to system interconnect cable (SICC) leading to safe digital input modules
Signal Format: 24 V DC digital input signals
Diagnostics: Wiring fault detection (open/short), channel fault indication, supports redundant input module architecture

Environmental
Operating Temperature: –40 °C to +70 °C
Storage Temperature: –55 °C to +85 °C
Humidity: Up to 95% RH, non‑condensing
Installation: Suitable for mounting on DIN rails inside industrial control cabinets, compatible with hazardous (Class I, Division 2) field circuits

Dimensions & Weight
Dimensions (L × W × H): Approx. 170 × 70 × 60 mm
Weight: Approx. 0.65 kg

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