DIO-128SLX-USB Digital I/O USB I/O unit bi-directional 128ch (isolated 24VDC) - the X series

Contact Sales Department for Pricing New USB Isolated I/O 128 Bi-Directional 24VDC USB Hub Function Common I/O Pins VCCI-A · CE · UKCA 128 bi-directional opto-isolated I/O pins with common input/output functionality — each pin can be used as input or output without rewiring. 24VDC, 200 µs response, interrupt on 16 inputs, digital filter, overcurrent protection, and USB hub function. Windows/Linux drivers. 128 Bi-Directional I/O Pins 200 µs Response Time 24 VDC I/O Voltage 16 Interrupt Channels Contec Americas · USB I/O 128-Channel Isolated I/O DIO-128SLX-USB · 128 I/O · 24VDC · USB Hub · Interrupt View Collection 01 128 bi-directional I/O pins with common input/output The DIO-128SLX-USB provides 128 opto-coupler isolated I/O pins where each pin can function as either an input or output without changing wiring. Common terminals per 16 channels allow different external power supplies. Inputs are compatible with current sink outputs; outputs are open-collector (current sink type). 24VDC external power is required. I/O Features 128 bi-directional I/O pins Common input/output per pin 24VDC operation 200 µs response 16 interrupt-capable channels Protection & Interface Opto-coupler bus isolation Digital filter (software) Overcurrent protection (8-ch groups) USB hub function (4 units max) Windows/Linux drivers Bi-directional design: Each I/O pin can be used as input or output without changing wiring — ideal for flexible system configurations. 02 USB hub & software support Built-in USB hub allows up to 4 units to be connected to a single USB port. Windows and Linux drivers (API-DIO) provide digital I/O control with sample programs for C#, Visual Basic .NET, Visual C++, Python, and gcc. A diagnostic program is included. USB hub – Up to 4 units on one USB port. API-DIO(WDM) – Windows driver with C#, VB.NET, Visual C++, Python samples. API-DIO(LNX) – Linux driver with gcc (C, C++) and Python samples. Diagnostic program – Hardware verification tool included. 03 Full specifications Specification Detail I/O type Opto-isolated (current sink), bi-directional pins I/O channels 128 (common input/output per pin) I/O voltage 24VDC (external power required) Output current 100mA per channel (max) Residual voltage ≤0.5V at 50mA, ≤1.0V at 100mA Overcurrent protection Per 8-channel group Interrupts 16 input signals (bit-selectable) Response time 200 µs (max) USB spec USB 2.0/1.1, Full/High speed Power supply Self-power (5VDC, AC adapter included) Current consumption 5VDC 830mA (Max.) Connector 100-pin 0.8mm pitch (2 × CNA/CNB) Dimensions (mm) 180(W) × 140(D) × 34(H) Weight 400 g (excluding cable and attachments) Operating temperature 0 – 40°C Humidity 10 – 90%RH (no condensation) Certifications VCCI Class A, CE (EMC Class A, RoHS), UKCA 04 Connector & signal layout Uses two 100-pin 0.8mm pitch connectors (CNA and CNB). I/O pins are organized in 16-channel groups with dedicated positive and negative commons. Multiple negative common pins are provided to handle total current requirements. I/O pins – I/O-00 to I/O-F7 (128 signals), organized in 8 groups of 16 channels. Positive commons – P-0/1, P-2/3, P-4/5, P-6/7, P-8/9, P-A/B, P-C/D, P-E/F. Negative commons – N-0/1, N-2/3, N-4/5, N-6/7, N-8/9, N-A/B, N-C/D, N-E/F (6 pins each for current capacity). Interrupt signals – I/O-00 to I/O-17 can be used as interrupt sources. 05 Certifications & compliance VCCI Class A – Japanese EMI compliance for industrial environments. CE (EMC Directive Class A + RoHS) – European conformity. UKCA – UK Conformity Assessed marking. 06 Optional accessories Part Number Description Notes PCB100PS-0.5 Shielded cable, 100-pin both ends, 0.5m Shielded cables for 100-pin connector PCB100PS-1.5 Shielded cable, 100-pin both ends, 1.5m PCB100PS-3 Shielded cable, 100-pin both ends, 3m PCB100PS-5 Shielded cable, 100-pin both ends, 5m PCB100/96PS-1.5 Conversion cable (100P → 96P), 1.5m Conversion cables PCB100/96PS-3 Conversion cable (100P → 96P), 3m PCB100WS-1.5 Conversion cable (100P → 37P ×2), 1.5m Conversion to 37-pin D-SUB PCB100WS-3 Conversion cable (100P → 37P ×2), 3m EPD-100A Screw terminal (M3 × 100, spring-up) Terminal accessory (cable required) CCB-96 Connector conversion board (96-pin → 37-pin ×2) Cable required separately BRK-USB-X USB I/O Unit Bracket for X Series Mounting bracket Ready to add 128 isolated I/O pins via USB? The DIO-128SLX-USB is available through Contec Americas on a quote basis. Contact our sales team to discuss quantity, accessories, and integration with your application. Contact Sales Department for Pricing Tags DIO-128SLX-USB USB Digital I/O 128 Channel I/O Bi-Directional I/O Opto-Isolated I/O 24VDC Interrupt Digital Filter USB Hub Windows Driver Linux Driver Industrial Automation Contec Americas