Touch panel screen, Harmony STO & STU, 3”5 Color

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Touch panel screen, Harmony STO & STU, 3”5 Color

range of product Harmony STO & STU
product or component type Touch panel screen
software designation Vijeo Designer
operating system Harmony
processor name CPU ARM9
display size 3.5 inch
display type QVGA TFT colour touchscreen
display colour 65536 colours
display resolution 320 x 240 pixels QVGA
touch panel Analogue
backlight lifespan 50000 hours
brightness 16 levels
character font Chinese (simplified Chinese)
Japanese (ANK, Kanji)
Taiwanese (traditional Chinese)
[Us] rated supply voltage 24 V DC
supply External source
supply voltage limits 20.4…28.8 V
inrush current 30 A
power consumption in W 6.5 W
number of pages Limited by internal memory capacity
processor frequency 333 MHz
memory description Application memory 16 MB
Back up of data 64 kB
integrated connection type 1 USB 2.0 type mini B
1 USB 2.0 type A
COM1 serial link – female RJ45 – RS232C/RS485 (rate: <= 115.2 kbits/s)
power supply – removable screw terminal block
1 Ethernet – RJ45
realtime clock Access to the PLC real-time clock
downloadable protocols Modbus TCP/IP
Third party protocols
fixing mode Ø 22 mm hole
enclosure material PC/PBT
marking With Schneider logo
height 98.15 mm
width 118 mm
depth 55.3 mm
immunity to microbreaks 10 ms
standards IEC 61000-6-2
EN 61131-2
UL 1604
UL 508
FCC Class A
product certifications CULus
UL class 1 Div2 T4A ou T5
ambient air temperature for operation 0…50 °C
ambient air temperature for storage -20…60 °C
relative humidity 0…85 % without condensation
operating altitude <= 2000 m
IP degree of protection IP20 (rear panel) conforming to IEC 60529
IP65 (front panel) conforming to IEC 60529
NEMA degree of protection NEMA 4X front panel (indoor use)
shock resistance 15 gn for 11 ms conforming to IEC 60068-2-27
vibration resistance +/- 3.5 mm (f = 5…9 Hz) conforming to IEC 60068-2-6
1 gn (f = 9…150 Hz) conforming to IEC 60068-2-6
resistance to electromagnetic fields 10 V/m conforming to IEC 61000-4-3
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Weight 529 g
Package 1 Height 68.76 mm
Package 1 width 131.94 mm
Package 1 Length 185.04 mm
Unit Type of Package 2 S03
Number of Units in Package 2 16
Package 2 Weight 8960 g
Package 2 Height 30 cm
Package 2 width 30 cm
Package 2 Length 40 cm
Unit Type of Package 3 P12
Number of Units in Package 3 384
Package 3 Weight 224040 g
Package 3 Height 950 mm
Package 3 width 800 mm
Package 3 Length 1200 mm
Offer Sustainability
Sustainable offer status Green Premium product
REACh Regulation REACh Declaration
EU RoHS Directive
Pro-active compliance (Product out of EU RoHS legal scope)

EU RoHS Declaration

Mercury free Yes
RoHS exemption information Yes
China RoHS Regulation China RoHS declaration
WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
California proposition 65 WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to