Siemens HMI OP73

Heng-Ray offer original Siemens HMI OP73, 15 years focus on Siemens products and service, offer one-stop solution, a group of professional sales, technical engineers, 7*24 hours at your service

Product Details

Features of Siemens HMI OP73:

The SIMATIC Panels of the 70 Series have been the low-cost starter devices in the range of operator panels with graphical capability for several years.

For all panels of  the series 70 successor devices are available. 
These panels from the Basic or Comfort Panel families offer all the advantages of  the latest generation of HMI devices.

◆ Fully graphical 3" display, allows for Bitmap or bar graph displays

◆ Compact, space-saving design (same mounting cutout as the OP3)

◆ Onboard MPI and Profibus DP (1.5 Mbit/s)

◆ Different font sizes (up to 2 cm character height)

◆ 5 Online languages, including Asian and Cyrillic

◆ Graphical labeling of the softkey buttons

◆ New functions in the course of the new configuration software WinCC flexible


Specifications of Siemens HMI OP73:

Siemens HMI OP73





Resolution (Pixels)

160 x 48


Monochrome (yellow-green)

MTBF of Backlight at 25 °C

approx. 100,000 h

Control Elements

Membrane Keyboard

Function Keys, programmable

4 Function Keys

System Keys

8 System Keys

Alpha/Numeric Input

Yes/Yes (via Cursor Keys)


Memory for User Data

256 KB

Interfaces, integrated

1 x RS 485 

PLC Connection

SIMATIC S7-200/300/400, WinAC


Software Clock, no Battery Backup

Power Supply

24 V DC (20.4 V to 28.8 V)

Nominal Current

0.1 A

Degree of Protection

IP65 (Front), IP20 (Back)

Under Preparation:

NEMA 12, NEMA 4  


CE, cULus, C-Tick

Under Preparation:


Dimensions [mm]

Faceplate W x H

154 x 84

Mounting Cutout W x H

138 x 68


approx. 0.3 kg

Environmental Conditions


Mounting Position


max. permissible Angle of Inclination without external Ventilation

+/- 80°


Operation (mounted vertically)


Operation (at max. inclination)

0 to +50 °C


0 to +40 °C

Relative Humidity 

-20 to +60 °C


max. 90%; no Condensation

Detailed Pictures of Siemens HMI OP73:



Package: Strong outside carton box to protect the original goods.

Shipping: sample and small order by DHL, FedEx, UPS,TNT, EMS with competitive price, large quantity by sea.

Heng-Ray core advantages compare with others:


Heng-Ray Tech.


Other suppliers


Around 5% discount with other supplier

No more discount


Normal products with inventory, 1 day fastdelivery

No ready stock, around 5-7 days fordelivery


Quality 100% original brand new

New or refurbished with unstable quality


Engineers with 15 years experience givesuggestions timely

Get the brand service only till theyavailable


Increase sales, save cost, 1year warranty,no worry after buying

With normal sales and consider new or not


Inside with original package, outsideaccording to your request

Normal packing

Heng-Ray Core Teams:


Thanks for reading! Hope the FAQs can help you quickly understand Heng-Ray products and service.

Q: Why choose Heng-Ray?

A: Since established in 2004, Heng-Ray is leading distributor of Siemens, and focused on the total solution from designing & programming, product selection, installation & debugging, maintenance & other after-sale services for more than 15 years.


Q: How about the warranty?

A: All goods have ONE YEAR warranty.


Q: Do you have other technical support?

A: Yes, our engineer team with 10+years experiences, can provide technical consulting, installation debugging, trouble shooting and maintenance.


Q: What about the delivery time?

A: Normally in 1-3 days, as we have 2 warehouses in Shenzhen & Shanghai, total more than 3000㎡ with nearly 50 million value of spot goods.


Q: How about the terms of payment?

A: Generally by T/T, Paypal and Western Union also accept.


Q: What about the shipment?

A: We can arrange the shipment by DHL, FedEx, UPS,TNT, EMS with competitive price, of course, customers can also use your own freight forwarders.

Hot Tags: siemens HMI OP73, suppliers, pricelist, quotation, price, buy


You Might Also Like