Description
HIMI X-DO2401-985210203 Digital Output Module – Reliable 24 VDC Output Expansion for Industrial Control

The HIMI X-DO2401-985210203 is a compact digital output module designed to expand 24 VDC control outputs on HIMI X-series systems. From my experience, this type of DO module is typically used to drive relays, solenoid valves, stack lights, and small actuators where fast, repeatable switching is needed. You might notice that it focuses on stable transistor outputs, onboard diagnostics, and easy DIN-rail mounting—practical details that help during commissioning and day‑to‑day maintenance.
Company’s Order Placement Process and Guarantees
- Warranty period: 365 days
- Delivery time: 1 week for in-stock items; no more than one month at the latest
- Payment: 50% advance payment; full payment before delivery
- Express delivery options: FedEx, UPS, DHL
Key Features
- 24 VDC Digital Outputs – Optimized for driving relays, solenoids, and signal towers in machine control.
- Fast, transistor-based switching – Typically delivers quick response with less mechanical wear than relay cards.
- Status LEDs per channel – Quick visual diagnostics reduce troubleshooting time during I/O checks.
- Overload/short-circuit protection – In many cases, channels are protected to minimize downtime caused by wiring errors.
- DIN-rail friendly – Slim format that fits neatly into crowded control panels.
- System backplane connectivity – Designed to slot into the X-series architecture with minimal wiring overhead.
- Field connectors – Removable terminal blocks (typically) make installation and replacement faster.
Technical Specifications
| Brand / Model | HIMI X-DO2401-985210203 |
| HS Code | 8537.10 (Boards/panels for electric control, incl. PLC I/O) |
| Power Requirements | 24 VDC nominal; module consumption typically 3–5 W (excluding load) |
| Signal Output Type | Digital outputs, 24 VDC, transistor type (sourcing or sinking depending on variant); status LEDs per channel |
| Channel Capacity | Typically 16 outputs on modules of this class; please confirm exact count for this revision |
| Output Current (per channel) | Often up to 0.5 A per channel; check the datasheet for the specific rating of X-DO2401-985210203 |
| Communication Interfaces | X-series system/backplane bus for internal communication; field wiring via pluggable terminals |
| Installation Method | DIN-rail mounting (EN 60715), control cabinet use |
| Operating Temperature | Typically 0 to +55 °C (non-condensing) |
| Dimensions & Weight | Compact DIN-rail form factor; commonly around 120 × 100 × 35 mm, ~0.2–0.3 kg (approximate) |
Application Fields
This module fits OEM machine builders and retrofit projects that need dependable 24 VDC switching. Typical scenarios include:
- Packaging lines – ejectors, diverter gates, and stack lights.
- Material handling – conveyor start/stop, brake control, and photoeye alarms.
- Machine tools – coolant valves, part clamps, and interlock signaling.
- Process skids – solenoid manifolds and indicator beacons.
- Building services – damper actuators, pump relays, and warning lamps.
One thing I appreciate is how quickly maintenance teams can verify output status using the LEDs during shift change or after a panel intervention; it seems to save a surprising amount of time in many cases.
Advantages & Value
- Reliability – Solid-state outputs and protective design help withstand day‑to‑day industrial use.
- Compatibility – Intended for X‑series backplane integration, keeping your control architecture consistent.
- Cost control – Compact I/O density typically reduces cabinet space, wiring time, and spare-parts variety.
- Serviceability – Clear labeling and removable terminals make swaps quicker during downtime windows.
- Technical support – Documentation and wiring diagrams are usually straightforward; we can help review the I/O map before you lock the BOM.
Installation & Maintenance
- Cabinet & mounting – Install on EN 60715 DIN-rail in a clean, dry control cabinet. Leave space on top/bottom for airflow.
- Power & wiring – Use a stable 24 VDC supply with proper grounding. Separate high‑voltage and signal wiring; ferrules and labeled terminals help.
- Protection – Add external fusing or circuit breakers sized to channel loads. Use flyback diodes on DC coils if not already integrated.
- Earthing – Maintain a low‑impedance protective earth; keep shield terminations consistent to reduce noise.
- Maintenance – Periodically check terminal tightness, clean dust from vents, and review spare outputs for wear. Firmware updates (if applicable via the base system) should be scheduled during planned outages.
- Commissioning tip – During FAT, toggle each output and verify current draw; logging the baseline values makes later diagnostics faster.
Quality & Certifications
- CE conformity and RoHS compliance are typically provided for modules of this series.
- UL/cUL recognition may apply depending on region and system configuration.
- Manufacturer quality system commonly aligned with ISO 9001 practices.
- Standard manufacturer warranty: 12 months (365 days) from shipment.
Suggested Supporting Components
- X-series CPU/base unit – Provides the backplane bus and system addressing for the X‑DO module.
- X-series power supply (24 VDC) – Sizing depends on total I/O load; choose with 20–30% headroom.
- Complementary I/O – X‑DI (digital input) and X‑AI (analog input) modules for balanced panel designs.
- Pre‑wired terminal blocks – Speed up installation and reduce wiring errors on larger output counts.
If you need a quick check on exact channel count, per‑channel current rating, or the sourcing/sinking variant for X-DO2401-985210203, send us your I/O list—we can match the module revision and lock the spec before you place the order.









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