Description:The 1785K‑PMPP‑1700 is an 8.4‑inch color TFT operator interface from the PanelMate Power Pro 1700 series, originally part of the Allen‑Bradley (now Eaton) PanelMate family. Designed for mid‑range industrial applications, it features a VGA (640×480) resistive touchscreen complemented by 24 physical function keys, providing flexible input options for machine control. Powered by 24V DC and housed in a NEMA 4X/IP65 rated enclosure, it serves as a robust HMI for monitoring and controlling PLCs, drives, and process systems in harsh environments. Note: This product is considered a discontinued/legacy model by the manufacturer.Application Scenarios:In a chemical batching plant, a 1785K‑PMPP‑1700 is mounted on the control panel of a mixing station. Operators use its touchscreen to view real‑time tank levels and temperatures, while the physical function keys provide quick, tactile access to start/stop commands and recipe selection. Its sealed front bezel withstands occasional washdowns, and its dual serial ports allow it to communicate simultaneously with a legacy Allen‑Bradley PLC‑5 via DH+ and a Modbus RTU‑based flow meter.
Parameter:
| Main Parameters | Value/Description |
|---|---|
| Product Model | 1785K‑PMPP‑1700 |
| Manufacturer | Eaton (formerly Allen‑Bradley / Cutler‑Hammer PanelMate line) |
| Product Series | PanelMate Power Pro 1700 |
| Display Type | 8.4‑inch Color TFT LCD |
| Display Resolution | VGA (640 x 480 pixels) |
| Touch Technology | 5‑wire Resistive Touchscreen |
| Physical Keys | 24 Programmable Function Keys (3×8 matrix) |
| Enclosure Rating | NEMA 4X / IP65 (Dust‑tight, water‑jet resistant, corrosion‑resistant) |
| Input Voltage | 24V DC (typical) |
| Communication Ports | 2 x Serial (Configurable as RS‑232/RS‑422/RS‑485) |
| Supported Protocols | DF1, DH+, Modbus RTU, Data Highway (DH‑485) |
| Processor | Embedded RISC |
| Memory | Flash Memory for application storage |
| Operating Temp | 0°C to 50°C (32°F to 122°F) |
| Mounting | Panel Mount (requires cutout) |
| Lifecycle Status | Discontinued (Recommended replacement: Eaton PanelMate ePro series) |
Technical Principles and Innovative Values:
- Innovation Point 1: Hybrid Input Design for High‑Speed Operation. Unlike pure‑touch HMIs that can be slow for frequent actions, the 1785K‑PMPP‑1700 combines a resistive touchscreen with 24 physical, programmable function keys. This hybrid approach allows operators to execute critical “E‑Stop” or “Mode Select” commands via muscle memory on the hard keys, while retaining the flexibility of a graphical touch interface for data entry and navigation. The keys are software‑mappable, reducing the need for external pushbuttons.
- Innovation Point 2: Multi‑Protocol Serial Connectivity for Legacy Integration. A key strength is its flexible dual‑serial port architecture. Each port can be independently configured for RS‑232, RS‑422, or RS‑485, supporting a wide range of legacy PLC protocols like DF1, DH+, and Modbus RTU simultaneously. This made it an ideal “bridge” device for modernizing control panels without replacing existing PLC hardware, a common challenge in industrial retrofits.
- Innovation Point 3: Industrial‑Hardened Sealed Enclosure. The NEMA 4X (IP65) rated front bezel is constructed from materials resistant to corrosion, chemicals, and high‑pressure washdowns. This level of protection is critical for food & beverage, pharmaceutical, and chemical applications where the HMI is exposed to harsh cleaning agents or conductive dust, ensuring long‑term reliability where commercial touchscreens would fail.
