Schneider Electric HMISTO531S – Touch panel screen, Harmony STO & STU, 3.4 200 x 80 pixels, With Software
Discontinued by Schneider Electric — we can still source the original HMISTO531S (new, used or refurbished, subject to availability). Request a quote below.
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Quick facts
| Availability | Confirmed on request |
| Category | Harmony STO & STU |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
| Datasheet | Manufacturer datasheet ↗ |
Shipping & availability
Can I still buy the HMISTO531S now that it is discontinued?
Yes. Schneider Electric has discontinued the HMISTO531S, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.
When can HMISTO531S be shipped?
HMISTO531S is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up HMISTO531S in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for HMISTO531S and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for HMISTO531S, subject to availability and destination.
Schneider Electric HMISTO531S — Touch panel screen, Harmony STO & STU, 3.4 200 x 80 pixels, With Software. Discontinued by Schneider Electric. PartnerPLC sources discontinued and surplus Schneider Electric automation parts — request a quote for price, condition and lead time.
Specifications
Main
| Range of product | Harmony STO & STU |
| Product or component type | Touch panel screen |
| Processor name | CPU RISC |
Complementary
| Display size | 3.4 inch |
| Display type | Backlit monochrome STN LCD |
| Background colour | Green; Red; Orange |
| Display resolution | 200 x 80 pixels |
| Touch panel | Analogue |
| Backlight lifespan | 10000 hours with red; 50000 hours with orange; 50000 hours with green |
| Brightness | 8 levels |
| Contrast | 16 levels via touch panel |
| Character font | ASCII; Chinese (simplified Chinese); Taiwanese (traditional Chinese); Japanese (ANK, Kanji); Korean |
| [Us] rated supply voltage | 24 V DC +/- 20 % |
| Inrush current | 30 A |
| Local signalling | 1 LED (green) for normal operation |
| Power consumption in W | 5 W |
| Number of pages | Limited by internal memory capacity |
| Processor frequency | 333 MHz |
| Port Ethernet | 10/100BASE-TX |
| Memory description | Application memory 16 MB; Back up of data 128 kB |
| Integrated connection type | 1 USB 2.0 type mini B; 1 USB 2.0 type A; power supply - removable screw terminal block; 1 Ethernet TCP/IP - 1 RJ45 |
| Supply | External source |
| Realtime clock | Access to the PLC real-time clock |
| Downloadable protocols | XWAY TCP/IP; Modbus TCP/IP; Third party protocols |
| Fixing mode | By 2 spring clips, mounting on 1.6...5 mm thick panel |
| Enclosure material | PPT |
| Marking | CE |
Environment
| Immunity to microbreaks | 3 ms |
| Standards | IEC 61000-6-2; UL 508; EN 61131-2; UL 1604; FCC Class A |
| Product certifications | cULus; CE; UL Class 1 Division 2 T5; C-Tick; UL Class 1 Division 2 T4A |
| Ambient air temperature for operation | 0…50 °C |
| Ambient air temperature for storage | -20…60 °C |
| Relative humidity | 0…90 % 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 |
| Electromagnetic compatibility | Resistance to radiated electromagnetic fields - test level: 10 V/m conforming to IEC 61000-4-3 |
Downloads & documentation
Official documents from Schneider Electric, downloaded directly from the manufacturer.
Data sheets & manuals
| Product data sheet HMISTO531S |
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