TSDI-1624 | Honeywell Safe Digital Input FTA for Safety Manager

Product Description — Honeywell TSDI-1624

Overview

The Honeywell TSDI-1624 Safe Digital Input Field Termination Assembly provides a reliable interface for digital field signals in demanding safety applications. It connects switches, alarms, and contact devices directly to Honeywell Safety Manager, BMS, and SIS platforms with stable performance. Moreover, its DIN-rail design supports efficient panel layout while maintaining excellent robustness for hazardous locations.

Technical Specifications

Model: TSDI-1624
Type: Safe Digital Input Field Termination Assembly
Channels: 16 isolated digital inputs
Input Voltage: 24 VDC or 48 VDC
Input Current: ~2 mA per channel
Safety Rating: SIL 2/3 compliant (IEC 61508, EN 60065)
Isolation: Channel-to-channel and channel-to-system
Protection: Current limiting per channel
Operating Temperature: –20 °C to +55 °C
Humidity: 5% – 95% non-condensing
Dimensions: 120 × 100 × 35 mm
Weight: 450 g
Mounting: DIN EN rail snap-in
Connections: Screw terminals; SICC system cabling

FAQ

Q1: Which Honeywell systems support the TSDI-1624?
It works with Honeywell Safety Manager, BMS platforms, and proven SIS architectures.

Q2: Does the module support SIL-rated applications?
Yes, it complies with SIL 2/3 safety standards under IEC 61508.

Q3: How many digital inputs does the FTA provide?
It provides sixteen isolated digital input channels for field devices.

Q4: Can the module operate in high-temperature areas?
Yes, it functions reliably between –20 °C and +55 °C.

Q5: What wiring method is recommended?
Use the screw terminals for field devices and SICC cables for system connections.