Description
Application Scenarios
On a packaging-line upgrade project, a system integrator needed a compact operator panel that could survive wash-down conditions and give floor staff clear visibility of line speed, fault history, and recipe selection. The existing consumer-grade touchscreen had failed twice in twelve months due to dust and moisture ingress. After installing the Q-SWITCH 120065-002, the panel remained readable under bright overhead lighting, the tactile keypad allowed gloved operators to navigate menus without mis-taps, and the IP65 front sealed out the contaminating environment.
This case captures the practical role of the 120065-002: it is the durable human bridge into the control system where consumer displays fail. Whether mounted on a machine door, a chemical-process skid, a water-treatment cubicle, or a food-and-beverage wash-down station, the Q-SWITCH 120065-002 resolves the recurring pain points of poor sunlight readability, fragile enclosures, limited communication options, and touch-only interfaces that do not work with gloves. By putting dependable visuals and physical controls at the point of operation, it helps teams reduce downtime and keep production moving.
Parameter
| Main Parameters | Value/Description |
|---|---|
| Product Model | 120065-002 |
| Manufacturer / Brand | Q-SWITCH |
| Product Category | Industrial Display Screen / HMI Operator Panel |
| Display Size | 5.7 inches (diagonal) |
| Display Type | Backlit color TFT LCD (white LED backlight) |
| Resolution | 320 × 240 pixels (QVGA) |
| Brightness | 500 cd/m² — remains legible in bright ambient light |
| Contrast Ratio | 500:1 |
| Response Time | 20 ms — smooth screen transitions during live data updates |
| Viewing Angle | 160° horizontal / 140° vertical — readable from the side |
| Rated Supply Voltage | 24 V DC (standard industrial rail supply) |
| Interfaces | RS-232, USB (and Ethernet on supported variants) |
| Input Device | Integrated tactile keypad |
| Protection Rating | IP65 (front face) — dust-tight, splash-resistant |
| Material | Aluminum alloy housing — robust, heat-dissipating |
| Operating Temperature | -10 °C to +50 °C |
| Storage Temperature | -20 °C to +70 °C |
| Dimensions (W × H × D) | 6.71 × 5.43 × 3.437 in (170 × 138 × 87 mm) |
| Weight | 0.4 lbs (180 g) |
| Installation Method | Panel/cabinet mount |
Note: Ethernet availability and exact connector pinout should be confirmed against the unit’s nameplate and configuration; variants exist across the supplier base.
Technical Principles and Innovative Values
- Innovation Point 1 — High-Brightness TFT Readability: The 120065-002 pairs a 500 cd/m² backlit color TFT with a 500:1 contrast ratio, so process values and alarm banners stay sharp under direct factory lighting — a measurable step above dimmer monochrome operator panels.
- Innovation Point 2 — Wide Viewing Angles Without Color Shift: With 160° / 140° viewing angles, the Q-SWITCH 120065-002 remains legible to multiple operators standing off-axis, supporting collaborative troubleshooting at the machine.
- Innovation Point 3 — Hybrid Keypad + Display Interaction: Rather than relying solely on a touch layer that wears and is unusable with gloves, the 120065-002 combines a tactile keypad with the graphic display, preserving precise data entry in harsh conditions.
- Innovation Point 4 — Triple-Interface Connectivity: RS-232, USB, and (on supported variants) Ethernet let the Q-SWITCH 120065-002 drop into legacy serial systems and modern networked architectures alike, avoiding costly protocol-conversion hardware.
- Innovation Point 5 — IP65 Aluminum Enclosure as an Integrated System: The aluminum-alloy housing does double duty — mechanically protecting the LCD while its sealed front face resists dust and splashing water, extending service life where plastic bezels would crack or warp.
- Innovation Point 6 — Deterministic 20 ms Refresh: A 20 ms response time keeps fast-changing process variables and alarm pop-ups current, critical when an operator must react to a transient fault.
