Honeywell 51304493-100 PM Modem Card

The Honeywell 51304493-100 PM Modem Card enables remote data exchange between process controllers and offsite supervisory stations. This 51304493-100 card converts control data into signals suitable for transmission over standard telephone lines. Plant engineers choose it when remote sites require direct links to central control rooms.

Technical Specifications Overview

Parameter	Detail
Model	51304493-100
Category	PM Modem Card
Card Type	Modem communication interface
Interface	Backplane connector plus line port
Mounting	Chassis slot installation
Function	Remote data transmission
Communication Role	Signal modulation and demodulation
Compatibility	Honeywell process control systems

Signal Handling and Data Transmission

The 51304493-100 modulates outgoing data and demodulates incoming signals for controller processing. Its line port maintains stable connections across standard communication channels. Furthermore, the card handles error checking and handshake routines independently of the host processor. This arrangement keeps remote links dependable and reduces processor load.

Installation and Chassis Fit

Engineers slide this 51304493-100 card directly into a compatible chassis slot. The backplane connector delivers power and data paths through one insertion point. Additionally, the card needs no extra adapter hardware for standard telephone line configurations. Technicians therefore swap units quickly during scheduled maintenance windows.

Application Notes

System integrators deploy this card in remote monitoring and telemetry expansion projects. It suits applications that demand steady data exchange between distant stations and central systems. Meanwhile, its Honeywell engineering lineage ensures fit with related controller and I/O hardware. Keep a spare card available for critical communication nodes.