HMI stands for Human Machine Interface. It's a touchscreen panel that provides a visual interface for operators to interact with and control industrial equipment, machines, and automation systems.

What are the main uses of HMI panels?

HMI panels are used in industrial automation for factory control, process monitoring, machine control, data acquisition, SCADA systems, and IIoT (Industrial Internet of Things) applications.

What makes an HMI 'industrial grade'?

Industrial grade HMIs are designed for harsh environments with features like IP65/IP66 protection, extended temperature ranges, shock/vibration resistance, 24/7 operation capability, and natural cooling systems.

What is the difference between resistive and capacitive touchscreens?

Resistive touchscreens can be operated with gloves or stylus and are pressure-sensitive, making them ideal for industrial environments. Capacitive touchscreens offer better clarity and multi-touch capabilities but require bare finger or special stylus operation.

How long do HMI panels typically last?

Most industrial HMI panels are designed for extended lifecycles with backlights rated for 20,000-50,000 hours and components selected for long-term reliability. Many models offer 24/7 operation capabilities with proper maintenance.

What distinguishes the IPT Series from other HMI series?

The IPT Series is characterized by high performance, with models including Wide Screen options, some with integrated keyboards (WSK models), and advanced features in the WST4B (4th Generation) models.

What models are available in the IPT Series?

The IPT Series includes WSK (Wide Screen with Keyboard), WST4B (Wide Screen, 4th Generation), and 51ST (Standard Model) variants.

What screen sizes are available in the IPT Series?

The IPT Series is available in 4.3-inch, 7.0-inch, 8.0-inch, 10.1-inch, 12.1-inch, and 15.0-inch screen sizes.

What applications is the IPT Series best suited for?

With its high performance capabilities, the IPT Series is ideal for demanding applications in process control, advanced factory automation, and IIoT (Industrial Internet of Things) implementations.

What PLC brands are compatible with these HMI panels?

Our HMI panels support over 500 PLC communication protocols from major manufacturers including Siemens, Allen-Bradley, Mitsubishi, Omron, Delta, and many others.

What programming software is used for these HMI panels?

Most of our HMI panels use PM Designer software, which runs on Windows 7/10 and allows for intuitive HMI application development with downloads via Serial, Ethernet, or USB connections.

What is MQTT and why is it important for HMIs?

MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol ideal for IIoT applications. HMIs with MQTT support can easily integrate with cloud platforms like AWS, Azure, and Alibaba Cloud for remote monitoring and data collection.

What is OPC UA and how does it benefit HMI systems?

OPC UA (Open Platform Communications Unified Architecture) is a machine-to-machine communication protocol for industrial automation. HMIs with OPC UA Server capability can act as a standardized data exchange hub between different industrial systems and devices.

How are HMI panels powered?

Most industrial HMI panels operate on 24VDC±10% power supply, with isolation for protection against electrical noise and surges common in industrial environments.

What does IP65/IP66 protection mean?

IP65 protection means the device is totally protected against dust (6) and protected against low-pressure water jets (5). IP66 offers the same dust protection but with increased water protection against powerful water jets (6).

How are HMI panels typically mounted?

HMI panels are typically panel-mounted through a cutout in a control cabinet or equipment enclosure, secured with mounting clips or screws, with the front face exposed for operator interaction.

What is the recommended operating environment for HMI panels?

Most standard HMI panels operate reliably in temperatures from 0°C to 50°C with relative humidity between 10% and 90% (non-condensing). Extended temperature models can operate in ranges from -10°C to 60°C or wider.

Do I need to install additional cooling for HMI panels?

Most industrial HMI panels use natural cooling systems and don't require additional cooling fans or systems when installed within their specified operating temperature range in well-ventilated enclosures.

What maintenance is required for HMI panels?

HMI panels require minimal maintenance, typically limited to occasional cleaning of the touchscreen with appropriate non-abrasive cleaners and periodic backup of programming. The battery for the real-time clock may need replacement every 3-5 years.

What should I do if the touchscreen becomes unresponsive?

For unresponsive touchscreens, first try power cycling the device. If issues persist, check for physical damage, verify power supply stability, and ensure the operating environment is within specifications. For resistive touchscreens, recalibration may be necessary.

How can I resolve communication issues between HMI and PLC?

To resolve communication issues, verify physical connections and network settings, ensure both devices use the same communication protocol and parameters, check for address mapping errors, and confirm firmware compatibility between devices.

What causes HMI panels to restart unexpectedly?

Unexpected restarts can be caused by power supply issues, excessive environmental temperatures, software conflicts, or the watchdog function detecting system hangs. Check power stability, environmental conditions, and review recent software changes.

How can I retrieve lost HMI project files?

If project files are lost, check for backups on development computers, Micro SD cards, or USB drives used with the HMI. Some HMI models allow project upload from the device to a computer, though this may not include all source elements.

Cermate · HMI - Human Machine Interface

IPT2070-WST4B

Data Sheet

*Price on request. Contact us for a quote.

Manufacturer: Cermate

Highlights

[RTOS] 7" (800×480) TFT-LCD Operator Panel with PM Designer Software
7" TFT LCD with 20,000 hours backlight life time
Supports over 500 PLC industrial communication protocols
ARM9-based processor up to 300MHz and working memory 64MB SDRAM
Backup memory 128KB SRAM for retaining critical data (optional:1024KB)
Supports PM Designer development tool on Windows 7/10
PM Designer supports data downloads through Serial, Ethernet, USB port
Supports adjustable brightness controls via touch panel
Reliable watch dog function setting from PM Designer for 24/7 operation
Easy to switch one application to different LCD sizes in seconds
Communicates with up to six types of devices
Panel mounting for machinery
IP66 compliant front panel

Product Description

A 7" HMI panel featuring an 800x480 TFT-LCD display with a 20,000-hour backlight life. It includes an ARM9-based processor, multiple communication interfaces (Ethernet, USB, RS232, RS422/485), and supports over 500 PLC communication protocols.

The panel is IP66 rated for water and dust resistance, supports PM Designer software, and is designed for 24/7 industrial operation with adjustable brightness and secure data transmissio

Technical Specifications

Size

7.0" diagonal

Max. Resolution

800*480

Type

TFT LCD with LED Backlight

Color

65536 Color

Backlight Life (hr)

20,000

Luminance (cd/m2)

400 (Remarks 2)

Touch Panel

4-wire Analog Touch Panel

CPU

RISC ARM9 32Bit

Battery Backup SRAM

128KB (Optional: 1MB)

Working Memory

64MB

AP Max Size for Memory

About 40MB

Data File Memory

64MB

Real-Time Clock (RTC)

Yes (Unchargeable Battery Type,5 years battery life)

Max Programming Screen

7999 Pages

Max Quantity for Macro Commands

Unlimited

Micro SD Slot

Yes

USB Host

Yes (USB2.0)

USB Client

Yes (USB2.0)

Serial (Com1)

RS232/422/485 (DB9)

Serial (Com2)

A-RS422/485 B-RS232/485 (5-Pin Terminal)

Serial (Com3)

RS232 (DB9)

Ethernet

2 : No / 4 : Yes

Front Function Keys

F1~F6(Optional)

Audio out (optional)

N/A

Video in (optional)

N/A

Front USB Host Port

N/A(Optional)

Supply Voltage

24VDC±10% (Isolated)

Consumption

20W

Operating Temperature

-10°C~60°C

Relative Humidity

10%~90%

Shock (operation)

Half sine, 20G, 11ms duration

Vibration (operation)

Random vibration 1 Grms (5~500 Hz)

EMI

FCC Part 15 Class A

CE

EN61000-6-2, EN61000-6-4

UL Certification

UL61010

Ingress Protection

NEMA Type 4X / IP66

Cooling

Natural Cooling

Dimension WxHxD (mm)

189.6mm x 144.9mm x 36.1mm

(Includes 5-Pin terminal block height)

Cutout Dimension AxB (mm)

175mm x 132.5mm

(Cutout compatable with PT070)

Net Weight (Kg)

0.5kg

Software Version

PM Designer

What is IPT2070-WST4B?

The IPT2070-WST4B is a hmi - human machine interface manufactured by Cermate, designed specifically for human-machine-interface applications. A 7" HMI panel featuring an 800x480 TFT-LCD display with a 20,000-hour backlight life. It includes an ARM9-based processor, multiple communication interfaces (Ethernet, USB, RS232, RS422/485), and supports over 500 PLC communication protocols. The panel is IP66 rated for water and dust resistance, supports PM Designer software, and is designed for 24/7 industrial operation with adjustable brightness and secure data transmissio

Key Features & Benefits

[RTOS] 7" (800×480) TFT-LCD Operator Panel with PM Designer Software
7" TFT LCD with 20,000 hours backlight life time
Supports over 500 PLC industrial communication protocols
ARM9-based processor up to 300MHz and working memory 64MB SDRAM
Backup memory 128KB SRAM for retaining critical data (optional:1024KB)
Supports PM Designer development tool on Windows 7/10
PM Designer supports data downloads through Serial, Ethernet, USB port
Supports adjustable brightness controls via touch panel
Reliable watch dog function setting from PM Designer for 24/7 operation
Easy to switch one application to different LCD sizes in seconds
Communicates with up to six types of devices
Panel mounting for machinery
IP66 compliant front panel

Applications & Use Cases

The IPT2070-WST4B is ideal for various industrial automation applications:

24/7 industrial operation with adjustable brightness and secure data transmissio
Critical systems requiring high availability and reliability
Legacy equipment integration and serial communication
High-performance computing and data processing tasks
Networked industrial systems and data communication
Interactive control interfaces and operator panels
Human-machine interface for industrial automation
Panel-mounted installations and control cabinets