Description
Overview
The MLI-DR20E Honeywell Base Module is a compact, high-performance digital I/O unit designed for the MasterLogic-50 PLC series. It provides 12 DC24V input channels and 8 relay outputs, enabling precise control of industrial devices such as solenoids, indicators, and motor starters. With its robust construction and wide AC power supply range, the module is ideal for demanding automation environments requiring reliable signal acquisition and output switching.
Technical Specifications
| Parameter |
Specification |
| Model Number |
MLI-DR20E |
| Product Type |
Base Module |
| Brand |
Honeywell |
| Condition |
New |
| Product Range |
MasterLogic-50 PLC |
| System Compatibility |
DCS |
| Input Channels |
12 × DC24V |
| Output Channels |
8 × relay outputs |
| Power Supply |
AC 100–240V |
| Rated Input Voltage/Current |
DC24V / 4 mA |
| Operating Voltage Range |
DC20.4–28.8V |
| Processing Speed |
240 ns per instruction step |
| Memory |
50 kB (≈4k steps), supports up to 128 programs |
| Control Modes |
Cyclic, repetitive, interrupt, direct instruction mode |
| Isolation |
Photo-coupler insulation, withstands AC560 Vrms for 3 cycles |
| Input Resistance |
5.6 kΩ (contacts 00–03: 3.3 kΩ) |
| Common Method |
12-point grouping |
| Dimensions |
7 × 14 × 14.5 cm |
| Weight |
1.2 kg |
| Origin |
USA |
| HS Code |
8537101190 |
| MOQ |
1 |
| Availability |
In Stock |
Key Features
-
12 DC inputs and 8 relay outputs for versatile control functions
-
High-speed processing at 240 ns per step for fast execution
-
Supports multiple scan modes for flexible programming
-
Reliable insulation and surge protection for industrial safety
-
Compact design with efficient wiring through common grouping
-
Scalable memory supporting up to 128 programs
Application Scenarios
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Manufacturing plants requiring compact PLC modules for machine control
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Energy facilities with relay-based monitoring and switching needs
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Chemical and petrochemical industries needing robust input/output conditioning
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Utility systems requiring durable PLC integration with flexible expansion
FAQ
Q: How many I/O channels does the MLI-DR20E provide? A: It offers 12 DC24V inputs and 8 relay outputs.
Q: What is the processing speed of this module? A: Basic instructions are executed in 240 nanoseconds per step.
Q: How does it ensure electrical safety? A: Through photo-coupler insulation and AC560 Vrms withstand capability.
Q: How does it compare to the Honeywell MLI-DN20E? A: The MLI-DR20E includes relay outputs for load switching, while the MLI-DN20E provides open-collector outputs for lighter digital control tasks.
