Configured for program backup and recovery execution in Experion PKS platforms, the Honeywell 51201815-100 (51201815-100 Controller Memory Backup Module) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
Model Suffix
Core Function Architecture
Architectural Application
51201815-100
S8 C300 Controller Memory Backup Module
Experion PKS Distributed Control Networks
51201815-...
Base Variant Family
Honeywell Memory Backup Hardware
Hardware Specifications
Parameter
Specification
Model
51201815-100
Brand
Honeywell
Origin
USA
Weight
0.45 kg
Dimensions
150.0 mm x 100.0 mm x 45.0 mm
Operating Temp
0 deg C to +60 deg C
Power Consumption
5.0 W nominal
Product Type
Controller Memory Backup (RAM Charger Assembly)
Target Units
S8 C300 Controllers (Up to 4 units)
Channel-to-Channel Isolation and 4-20 mA HART Loop Protocol
The 51201815-100 module incorporates robust channel-to-channel isolation architecture and standardized signal interfaces to safeguard memory backup communication pathways across S8 C300 processor nodes. It manages multi-controller data transfers while maintaining strict electrical isolation from external loop power supplies, preventing transient surges from corrupting stored program logic. Furthermore, internal fault-tolerant diagnostic circuits continuously validate data integrity during backup and recovery operations, ensuring uncompromised firmware restoration following power loss events.
Frequently Asked Questions
Q: How many physical controllers can a single 51201815-100 module support simultaneously?
A: The module is engineered to support memory backup and data recovery operations for up to four S8 C300 physical controllers.
Q: Can this memory backup module be connected while the controller rack is powered on?
A: Standard industrial maintenance protocols require verifying system state and following proper cabinet connection guidelines to prevent backplane communication disturbances during physical interfacing.
Field Installation Guidelines
Ensure that the control cabinet power distribution is stable and properly grounded prior to mounting the 51201815-100 backup module within the enclosure. Route interconnection cabling through dedicated wireways, keeping data communication lines physically separated from high-voltage power circuits to avoid induced electrical noise. Verify all terminal connections and secure the module housing firmly to maintain consistent electrical contact across the backup bus interface.
