Specifications Parameter Category Details Manufacturer & Series Schneider Electric， Modicon TM171 (Portable Compact Line) Complete Model Number TM171PFE03 Product Type Portable Touchscreen Logic Controller (Integrated PLC + HMI + I/O) Display 3.3-inch TFT Color LCD， Touchscreen (typically resistive touch)。 Screen Resolution Typically 320 x 240 pixels (QVGA)。 Brightness Standard brightness for indoor industrial use。 CPU Performance Integrated processor for combined logic and HMI runtime。 User Memory Sufficient memory for logic， HMI screens， and data in compact applications (typically in the range of 1-2 MB for user application)。 Embedded I/O This model includes integrated I/O on the device body。 The exact configuration (count of digital I/O， analog I/O) is specific to the “PFE03” variant。 Typical configuration for a PFE03 model includes: • 4x Digital Inputs (24V DC) • 2x Digital Outputs (Transistor， 24V DC) • 1x Analog Input (0-10V) • 1x Analog Output (0-20mA) *Please consult the precise datasheet for the exact I/O breakdown of TM171PFE03。 Expansion Capability Typically none。 This is a fully self-contained， non-expandable unit designed for compactness。 Communication Ports • 1x Ethernet Port (RJ45): For programming (Modbus TCP)， network connection。 • 1x USB Port (Mini-B): For service and programming。 Programming Standard IEC 61131-3 for the PLC logic part。 Programming/HMI Software EcoStruxure Machine Expert (unified environment for programming both the PLC logic and designing the HMI screens)。 Runtime License The HMI runtime license is typically embedded in the hardware。 Power Supply 24V DC (typically via a connector on the back or side)。 Operating Temperature 0°C to +50°C (with display)。 Storage Temperature -20°C to +70°C Front Panel Protection Rating Typically IP65 / NEMA 4X (dust-tight and protected against low-pressure water jets) when properly installed。 Mounting Can be panel-mounted via a cutout or used as a handheld/portable unit with a bracket。 Very compact design。 Dimensions Very small， approximately ~100 mm x 80 mm x 40 mm (varies)。 Certifications cULus， CE， RoHS compliant。 Typical Applications Small standalone machines， test stands， mobile equipment， operator panels for simple machines， laboratory equipment， and any application where an extremely compact， self-contained control and visualization unit is needed。