The Original New Schneider Electric BMXDDI6402K is a 64-channel discrete input module for the Modicon X80 I/O platform, designed to acquire digital signals from field devices in high-density industrial automation applications. It provides 64 isolated inputs with positive (sink) logic for 24V DC signals. Part of the common I/O platform for Modicon M340 and M580 Programmable Automation Controllers (PACs), this module reduces maintenance and training costs with compatible modules and unique training for different Programmable Automation Controllers (PACs). Core Engineering Highlights:64 isolated discrete inputs (positive logic/sink) | 24V DC | 1 mA nominal input current | 4 ms typical response time (7 ms max) | 40 kΩ input impedance | 1500V AC isolation (channels to bus) | 510,000 hours MTBF | 4.3 W power dissipation | IP20 protection | 0°C to +60°C operating temperature | Two 40-way FCN connectors Key Features: Original New Schneider Electric BMXDDI6402K module 64 isolated discrete input channels with positive (sink) logic 24V DC rated input voltage 1 mA typical input current per channel 4 ms typical response time (7 ms max) 40 kΩ input impedance for reliable signal detection 1500V AC isolation between channels and backplane bus 510,000 hours MTBF for high reliability External fuse per group (0.5A fast blow) – fuse not included Hot swapping fallback for reduced downtime Sensor supply range: 19–30V DC LED indicators: per channel (green for channel diagnostic), 32-channel group indicator (green), module RUN (green), module ERR (red), module I/O (red) Two 40‑way FCN connectors for high-density wiring IP20 protection for control cabinet environments 0°C to +60°C operating temperature EAC, RCM, UL, CSA, Merchant Navy, CE certified Applications: High-density digital signal acquisition from sensors, switches, and pushbuttons Conveyor and material handling system input expansion Packaging machinery and assembly line monitoring Factory automation and process control systems Medium to large process applications Technical Specifications: Attribute Specification Catalog Number BMXDDI6402K Product Family Modicon X80 / Modicon M340 automation platform Product Type Discrete input module Number of Inputs 64 isolated Input Logic Positive logic (sink) Rated Input Voltage 24V DC Input Voltage Range 19–30V DC (sensor supply) Nominal Input Current 1 mA (0.6 mA typical) Input Impedance 40 kΩ Voltage State 1 Guaranteed ≥ 15V Voltage State 0 Guaranteed ≤ 5V Current State 1 Guaranteed ≥ 1 mA Current State 0 Guaranteed ≤ 0.5 mA Typical Response Time 4 ms Maximum Response Time 7 ms Isolation Voltage 1500V AC (channels to bus) Insulation Resistance > 10 MΩ at 500V DC Dielectric Strength 1500V AC 50/60Hz for 1 min (primary/secondary) Current Consumption 160–200 mA at 3.3V DC Power Dissipation 4.3 W MTBF 510,000 hours Electrical Connection Two 40-way FCN connectors Protection Type External fuse per group (0.5A fast blow); no reverse polarity protection Sensor Fault Detection < 14V DC = sensor fault; > 18V DC = sensor OK Width 32 mm Height 134.6 mm Depth 86 mm Weight 0.145 kg Protection Rating IP20 Mounting DIN Rail (X80 rack) Operating Temperature 0°C to 60°C Storage Temperature –40°C to 85°C Relative Humidity 5–95% at 55°C (non-condensing) Operating Altitude 0–2000m (2000–5000m with derating) Vibration Resistance 3 gn Shock Resistance 30 gn Standards IEC 61131-2, CSA C22.2 No 142, CSA C22.2 No 213, UL 508 Certifications EAC, RCM, UL, CSA, Merchant Navy, CE Country of Origin Indonesia System Compatibility: Schneider Electric Modicon M340 Programmable Automation Controllers (PACs) Modicon M580 Programmable Automation Controllers (PACs) Modicon X80 I/O backplane and racks EcoStruxure Control Expert (formerly Unity Pro) software Modicon X80 digital and analog I/O modules Related Products: BMXDDI3202K – 32-channel discrete input module (same series, lower density) BMXDDO6402K – 64-channel discrete output module BMXFTB4020 – 40-way terminal block for field wiring BMXFCW303 – 40-way cord set with flying leads BMXXBP0400 – 4‑slot X80 backplane BMXXBP0800 – 8‑slot X80 backplane PLC ERA is an independent industrial automation distributor supplying 100% genuine Original New products through established global supply channels. All products are factory sealed when applicable and undergo quality inspection prior to shipment. Schneider Electric, Modicon, and EcoStruxure are trademarks of Schneider Electric SE.