Sucosoft S40 is the central programming software for Klockner Moeller (now Eaton) PS4 and PS416 series PLCs. It is a Windows-based, IEC 61131-3 compliant tool used for creating, managing, and testing automation projects.
Once installed, S40 runs fine for basic tasks. Not the most modern software, but if you need to program Suco pressure switches and transmitters, it’s the only official option. Support from the vendor was slow, but the software itself is stable. sucosoft s40 programming software install download
| Error Message | Likely Cause | Fix | |---------------|--------------|-----| | "Dongle not found" | HASP driver missing or USB port issue | Reinstall HASPUserSetup.exe from installer DVD. Try different USB port. | | "Cannot open CAN device" | Driver conflict or adapter not plugged in | Install Kvaser/Peak drivers separately. Reboot with adapter connected. | | "Target not responding" | Wrong baud rate or bus termination | Set CAN baud to 250 kbps or 500 kbps (match controller). Add 120-ohm terminator. | | "CODESYS runtime error 0x0012" | Incompatible firmware version | Update ESX controller firmware using Sucosoft S40’s “Firmware Update” tool. | | Installation freezes at 99% | UAC or antivirus blocking driver install | Disable antivirus, run installer as admin, restart PC, retry. | Sucosoft S40 is the central programming software for
S40 was built for Windows 95/NT. If you're on Windows 10 or 11, we recommend running it in a Virtual Machine (like VirtualBox) to avoid driver and interface glitches! Download here: Eaton Asset Server Not the most modern software, but if you
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Looking for the Sucosoft S40 programming software install download? This guide covers legal sources, system requirements, step-by-step installation, driver setup, and common errors for S40 (K-timer).
Assuming you are installing on a Windows XP Virtual Machine or older hardware.