H1E: Inovance economical compact PLC Serie (upgraded version of H1U, dedicated to simple machinery)
- 14: 14 digital inputs X0~X13 (DC24V, Senke/Quelle kompatibel)
- 10: 10 relay outputs Y0~Y11
- M: Main unit (CPU main body, not E-type expansion module)
- R: Relaisausgang (compatible with AC/DC loads, contact capacity 2A)
- XP: Enhanced firmware, supports larger program capacity, high-speed I/O and battery-free RTC clock
Total I/O Points: 24 (14 Eingaben + 10 Ausgänge)
- Core Hardware Technical Specifications
| Artikel | Spezifikation |
| Stromversorgung | AC220V (L/N/PE terminals) |
| Input Circuit | 14-point DC24V; 8 general-purpose channels, 2 channels of 60kHz high-speed counter, 4 channels of 10kHz high-speed input |
| Output Circuit | 10 Relais, max 2A per channel, resistive load AC220V/DC24V; No high-speed pulse output (only available on MT model) |
| Programmkapazität | 16K steps, no memory card required |
| Data Registers | 8K-word D registers, data permanently retained after power failure |
| RTC Real-Time Clock | Eingebaut, ≥7 days power-off retention, no backup battery needed |
| Kommunikationsschnittstellen | 1. Round MD8 programming port (RS422, for touch screen connection & program download) |
| 2. Terminal RS485 (Modbus RTU-Master/Slave) | |
| 3. Front Mini USB port (program download & online monitoring) | |
| Erweiterungskapazität | Supports CANLink bus for I/O modules and analog BD boards; maximal 32 remote expansion modules |
| High-Speed Functions | 2 channels of 60kHz quadrature counting, pulse capture, interrupt input; No pulse output (transistor model H1E-1410MT-XP supports 3-axis 100K pulse control) |
| Gesamtabmessungen | 93×90×75mm (B×H×T) |
| Montagemethode | DIN35 rail mounting |
| Schutzklasse | IP20 (for cabinet installation only) |
| Instruction Execution Speed | 250ns per logic instruction, 8μs for floating-point operation |
III. Schnittstelle & Indicator Definition
- Front Panel Indicators
PWR: Green power light, steady on when powered up
RUN: Green run light, steady on during program execution
ERR: Red fault light, lights up for program errors or hardware abnormalities
- Port Zones
Upper terminals: L/N power supply, S/S input common terminal, X0~X13 input points
Lower terminals: COM0~COM4 output common terminals, Y0~Y11 relay outputs
Right side: MD8 programming port, RS485 (DA+/DB-), USB download port
- Modellvergleich & Selection Table for Same Series
| Modell | Eingaben | Ausgabetyp | Impulsausgang | Anwendungsszenarien |
| H1E-1410MR-XP | 14 DC24V | Relais | Keiner | Solenoid valves, Schütze, Kontrollleuchten, general digital equipment |
| H1E-1410MT-XP | 14 DC24V | NPN-Transistor | 3-axis 100K pulse | Stepper/servo positioning, pulse-controlled equipment |
| H1E-0806MR-XP | 8 In / 6 Out | Relais | Keiner | Simple control for small standalone machines |
| H1E-1614MR-XP | 16 In / 14 Out | Relais | Keiner | Multi-I/O assembly lines, conveying equipment |
- Kernproduktvorteile
- High versatility of relay outputs: Directly drives AC220V solenoid valves and contactors without intermediate relays;
- Battery-free clock: RTC maintains time after power loss, eliminating battery replacement maintenance;
- Triple multiplexed communication: USB local download, RS422 touch screen connection, RS485 networking for inverters/instruments;
- Large program capacity: 16K steps to cover logic, recipe and alarm functions for medium & Kleingeräte;
- Supports Modbus RTU and CANLink networking, compatible with Inovance inverters, servos and IT-series touch screens;
- Program encryption function to protect intellectual property of equipment control logic.
- Typische Anwendungsszenarien
Small packaging machines, Förderer, assembly line sorting equipment
HVAC & water treatment small control cabinets
Injection molding auxiliary machines, small stamping equipment, automated tooling fixtures
Lüfter & Wasserpumpe, valve digital control (no positioning requirement)
VII. Installation & Verkabelungsspezifikationen
- Mandatory Installation Safety Requirements
Power supply AC220V, distinguish L/N terminals with reliable PE grounding;
Input S/S terminal connected to DC24V positive pole, X terminals connected to sensor negative pole (sink mode); source mode wiring is switchable;
Relay output COM terminals connected to AC220V or DC24V as required; single-channel load shall not exceed 2A;
Install 120Ω terminal resistors at both ends of RS485 bus; shielded cable single-point grounding.
- Strictly Forbidden Operations
- Directly drive high-power motors via relay outputs (risk of contact burnout);
- Route RS485 cables together with power cables without shielding;
- Plug/unplug MD8 programming port and USB port while powered on;
- Exceed the maximum limit of 32 expansion modules, causing bus communication lag.
VIII. Common Fault Troubleshooting Matrix
| Fehlerphänomen | Grundursache | Lösung |
| Steady red ERR light | Programmfehler, I/O short circuit, expansion bus fault | Clear program, check output short circuit, power off and reinsert expansion modules |
| RUN light off | No valid user program, PLC in STOP mode | Re-download program, switch to RUN mode |
| RS485 communication failure | Reversed A/B wiring, missing terminal resistor, slave address conflict | Swap DA/DB wires, install 120惟 resistors at both bus ends, modify slave address |
| No signal on input X points | S/S terminal without 24V supply, broken sensor cable | Check power supply for input common terminal, replace sensor wiring |
| No output from relay Y terminals | No power supply on COM terminals, verbrannte Kontakte | Measure voltage of COM circuit, replace PLC output point |
- Alternative Model Instructions
- Same-spec replacement: H1U-1410MR-XP (old model with identical functions; H1E is preferred as the old model is discontinued);
- For positioning equipment: H1E-1410MT-XP (transistor pulse output model);
- More I/O points: H1E-1614MR-XP (16 Eingänge + 14 Ausgänge);
- Higher performance upgrade: H2U/H3U series (supports EtherCAT and multi-axis motion control).
Full Application Overview of Inovance H1E-1410MR-XP PLC
This 24-point economical relay-output compact PLC has no pulse output, built-in RS485 Modbus and battery-free RTC clock. It is suitable for medium & small standalone equipment requiring only digital logic and networking with instruments/inverters without servo positioning. Its relay contacts can directly drive AC220V solenoid valves and contactors, featuring low cost and easy maintenance.
- Packaging Machinery Industry (Am häufigsten verwendet)
- Small vertical packaging machines, simple powder/granule sealing machines
- Express label applicators, simple material distribution conveyors
- Small pillow packaging auxiliary machines, automatic silo feeding mechanisms
- Carton strapping machines, simple box sealers
Applicable logic: Photoelectric counting, sequential cylinder actions, conveyor start/stop, alarm indicator lights, timing delay, output statistics (RTC clock records shift output); matched with Inovance inverters for conveyor speed regulation, frequency read/write via RS485.
- Conveying & Assembly Line Equipment
- Kleine Förderbänder, roller sorting lines, lifting transfer tables
- Material blocking, diverting and reversing mechanisms on production lines
- Small warehouse stockers, simple loading/unloading tooling
Applicable logic: Photoelectric sensor start/stop, multi-stage delay logic, emergency fault stop, audible & visual alarms, manual/automatic mode switch; multiple PLCs linked via RS485 networking.
III. HVAC, Fans, Wasserpumpen & Water Treatment Small Control Cabinets
- Workshop circulating fans, Abluftventilatoren, cooling tower pump control
- Small water purifiers, pure water machines, circulating water dosing devices
- Simple control of central air conditioning terminal air handlers and fresh air units
Applicable logic: Temperature/liquid level switch interlock, timed start/stop (built-in RTC schedule), Überlastschutz, Fehleralarm; RS485 connection to temperature instruments and pressure transmitters.
- Injection Molding & Rubber Plastic Auxiliary Equipment
- Simple control of injection molding hopper dryers and mold temperature controllers
- Small pelletizers, shredders, feeding suction machines
- Simple winding and feeding auxiliary mechanisms for extruders
Applicable logic: High/low material level detection, heating timing, fan interlock, overload shutdown; relay outputs directly control heating contactors and fans.
- Hardware, Stempeln & Automated Tooling Fixtures
- Small pneumatic tooling fixtures, pressing jigs, riveting machines
- Simple stamping feeding, material positioning and clamping mechanisms
- Small grinding and polishing standalone automation
Applicable logic: Two-hand safety start, staged cylinder clamping & releasing, position detection, zählen, overtime fault alarm; pure digital logic without high-speed positioning.
- Agricultural & Environmental Protection Equipment
- Greenhouse ventilation fans, simple irrigation control cabinets for water & fertilizer integration
- Small waste compactors, dust removal fan control cabinets
- Fish pond water circulation and aerator timing control
Applicable logic: Timed start/stop, high/low liquid level interlock, grouped control of multi-way solenoid valves, water shortage/overload alarm.
VII. Holzbearbeitung & Stone Small Processing Auxiliary Machines
- Feeding mechanisms for small sliding table saws, sanding machine conveying systems
- Simple stone cutting feeding and dust removal interlock equipment
Applicable logic: Conveyor start/stop, synchronous dust fan startup, safety door interlock, output counting.
VIII. Small Standalone Food Processing Equipment
- Small dough mixers, mixing tanks, simple cleaning machines
- Fruit & vegetable sorting conveyors, small drying lines
Applicable logic: Timed stirring, cleaning spray sequence control, temperature switch protection, automatic shutdown.
- General Non-Standard Simple Automation Equipment
- Auxiliary material weighing & Sortierausrüstung, small test jigs
- Pneumatic tooling for door & window processing, small screw locking machines (servo-free version)
- Small elevator hall call control cabinets, simple cargo lift door logic control
- Small parking lot barrier gates, simple lifting bollard control
Unsuitable Application Scenarios for This Model
- Equipment requiring stepper/servo positioning and multi-axis pulse control (select H1E-1410MT-XP transistor model);
- Large-scale production lines and multi-axis synchronous motion control (upgrade to H3U/H5U series);
- Heavy analog signal acquisition (requires additional analog BD expansion boards);
- High-frequency pulse counting and high-speed synchronous control.
Matching Scenarios for Core Selection Advantages
- Relaisausgang: Equipment with large quantities of AC220V solenoid valves and contactors, no intermediate relays required;
- Built-in RTC clock: Equipment needing timing control, shift output recording and scheduled start/stop (HVAC, Landwirtschaft, Verpackung);
- RS485 Modbus RTU: Complete sets of equipment connected to inverters, temperature controllers and weighing instruments;
- 24 small I/O points: Small standalone machines with limited I/O points and cost-sensitive demands;
- Battery-free clock: Equipment with long-term non-stop operation to reduce battery replacement maintenance.
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