51454475‑100 RAM Charger Module by Honeywell | C300 Controller Use

Product Description

Overview
The Honeywell 51454475‑100 Series 8 C300 RAM Charger Module is a memory backup and charger unit designed for Experion PKS C300 controllers. It protects critical RAM contents, including programs, configurations, and process data, during power interruptions.

By continuously maintaining its internal battery charge, this module ensures long-term data retention and system reliability. Moreover, it supports redundant configurations, allowing dual modules with a redundancy cable to provide uninterrupted memory protection in mission-critical industrial environments.

Technical Specifications

• Model Number: 51454475‑100

• Type: Series 8 C300 RAM Charger Module

• System Compatibility: Honeywell Experion PKS – Series 8 C300 Controller

• Functions: Battery-backed RAM power supply, memory retention

• Input Voltage: 24 VDC (from controller backplane)

• Output Voltage: 3.6 VDC (to RAM module)

• Battery Capacity: 7.2 Ah typical

• Charging Current: 1.2 A typical

• Backup Duration: 72+ hours depending on battery and RAM load

• Redundancy Support: Yes – dual modules with redundancy cable (51305980‑836)

• Dimensions (W × H × D): 155 × 110 × 55 mm (~3.5 × 14 × 14.5 cm)

• Weight: 0.24–1.2 kg depending on version

• Operating Temperature: –40 °C to +70 °C

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

• Humidity: 0–95% RH, non-condensing

• Certifications: CE, TUV, UL508, CSA

• Country of Origin: USA

FAQ
Q1: What is the primary function of this RAM Charger Module?
A1: It preserves RAM contents during power loss, ensuring uninterrupted system operation.

Q2: Can this module support redundant configurations?
A2: Yes, it supports dual modules with a redundancy cable for enhanced reliability.

Q3: Is it suitable for harsh industrial environments?
A3: Yes, it features a rugged design for oil & gas, chemical, and power generation industries.