51307988-176 FC-TDIO52 | Honeywell | Safety Digital I/O

Product Overview

The FC-TDIO52 (Part Number: 51307988-176) is a high-integrity safety digital input/output module engineered for the Honeywell Safety Manager SC platform. This module is a critical component for Safety Instrumented Systems (SIS), providing a deterministic interface between field discrete devices—such as emergency stop buttons, sensors, and actuators—and the safety logic controller.

Designed to meet the stringent requirements of SIL3 safety loops, the FC-TDIO52 (Model: FC-TDIO52) features advanced internal diagnostics and fault-tolerant architecture. It is purpose-built for high-consequence industrial environments, ensuring that safety-critical data is processed with maximum reliability. The module supports redundant configurations to maximize system availability in applications where unplanned downtime represents a significant safety or financial risk.

Detailed Technical Specifications

The FC-TDIO52 is defined by the following industrial safety parameters:

• Manufacturer: Honeywell (USA)

• Model Number: FC-TDIO52

• Part Number: 51307988-176

• Product Type: Safety Digital I/O Module

• System Compatibility: Honeywell Safety Manager SC / Experion SIS

• I/O Capacity: Multi-channel configurable digital inputs and outputs

• Nominal Supply Voltage: 24 V DC

• Input Logic Range: 0–30 V DC

• Power Consumption: Typically < 20 W

• Safety Integrity Level: IEC 61508 SIL3 Capable

• Operating Temperature: -20 °C to +60 °C (Standard); Extended range up to +70 °C supported in specific rack configurations

• Storage Temperature: -40 °C to +85 °C

• Dimensions: 200 mm × 140 mm × 135 mm

• Net Weight: 0.8 kg (Varies by revision); Shipping weight 2.0 kg

• Mounting: DIN-rail or panel mount within safety-rated enclosures

• Certifications: CE, UL, TUV (Functional Safety)

• Country of Origin: USA