TK-PPD011 | Honeywell | Battery Extension Module

The Honeywell TK-PPD011 (part number 51309241-175) is a battery extension module engineered to provide backup power support for control system processors and volatile memory components. It helps prevent data loss and preserves configuration state during primary power outages or controller maintenance sequences.

Electrical Power Profile

The module draws operating power across internal system voltage buses, with a measured current draw of 0.036 A at 24 VDC and 0.112 A at 5 VDC. This low current footprint ensures minimal load addition to backplane power supplies while maintaining active standby battery monitoring and backup conditioning circuits.

Physical Specifications

Designed for standard chassis rack mounting, the TK-PPD011 has a net module weight of 0.36 kg and a packaged shipping weight of 2 kg. Its compact form factor integrates directly into existing controller rack assemblies.

Frequently Asked Questions

Q: What are the primary current draw ratings for the TK-PPD011 module?

A: The module draws 0.036 A at 24 VDC and 0.112 A at 5 VDC from system power rails.

Q: What function does the TK-PPD011 perform in a Honeywell control rack?

A: It serves as a battery extension module to provide backup power support for processor memory retention during system power disruptions.