Description
Product Description
The Honeywell 2MLI-D24A is a high-density digital input module engineered for the MasterLogic-200 PLC platform, offering precise monitoring of DC 24V signals from industrial sensors, switches, and control devices. This module ensures reliable signal acquisition with robust isolation and configurable input modes suitable for demanding automation environments.
Key Features:
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Supports up to 32 discrete DC24V input points
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Configurable sink/source inputs for flexible wiring
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Photo-coupler isolation ensures signal integrity and protection
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Compact design for efficient PLC rack installation
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LED indicators provide real-time input status
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AC560V isolation voltage, rated for high-reliability industrial operation
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Low current consumption (~50 mA) for energy-efficient operation
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Operating temperature range: -20°C to +60°C
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CE, UL, CSA, and TUV certified
Technical Specifications:
| Specification |
Details |
| Input Points |
32 Digital Inputs |
| Rated Voltage |
DC 24V |
| Operating Voltage Range |
DC 20.4–28.8V (ripple <5%) |
| Input Current |
~4 mA per point |
| Input Type |
Sink/Source configurable |
| On Voltage/Current |
≥19V / ≥3 mA |
| Off Voltage/Current |
≤11V / ≤1.7 mA |
| Input Resistance |
~5.6 kΩ |
| Response Time (Off→On) |
Configurable: 1–100 ms (Default 3 ms) |
| Response Time (On→Off) |
Configurable: 1–100 ms (Default 3 ms) |
| Isolation Voltage |
AC 560V rms / 3 cycles (altitude ≤2000 m) |
| Isolation Resistance |
≥10 MΩ |
| Connector Type |
40-point industrial connector |
| Dimensions |
172 × 120 × 114 mm |
| Weight |
0.48 kg |
| Operating Temperature |
-20°C to +60°C |
| Power Consumption |
50 mA |
Applications:
Ideal for industrial automation, manufacturing lines, process monitoring, and machine control, the 2MLI-D24A efficiently collects digital input signals from switches, sensors, and other discrete devices. Its modular design simplifies maintenance and reduces system downtime.
FAQ / Technical Notes:
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Can the module operate in harsh environments? Yes, it is rated for -20°C to +60°C and has industrial-grade isolation.
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Is it compatible with other PLC families? It is specifically designed for Honeywell MasterLogic-200 PLC systems.
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How quickly does it respond to input changes? Default response time is 3 ms, configurable from 1 ms to 100 ms via CPU parameters.
