Overview
The Honeywell 2MLL‑C42B module delivers precise analog input and output capabilities for industrial control systems. Therefore it enables accurate signal acquisition and control in complex automation environments. In addition, this module integrates smoothly into the MasterLogic‑200 rack architecture, making expansion or upgrades straightforward. Moreover, engineers can rely on its robust design to deliver stable performance under demanding operating conditions.
Specification
| Parameter / Attribute | Specification / Description |
|---|---|
| Model | 2MLL‑C42B |
| Module Type | Honeywell MasterLogic‑200 Analog Input / Output Module |
| Analog Input Channels | 4 differential or 8 single-ended channels (configurable) |
| Input Voltage Range | 0–10 V, 0–5 V selectable |
| Input Current Range | 4–20 mA (loop-powered or external) |
| Input Resolution | 16‑bit A/D conversion |
| Input Accuracy | ±0.1% of full scale typical |
| Input Impedance | >1 MΩ for voltage input, 250 Ω for current input |
| Analog Output Channels | 4 channels (configurable as voltage or current output) |
| Output Voltage Range | 0–10 V |
| Output Current Range | 4–20 mA |
| Output Resolution | 16‑bit D/A conversion |
| Output Accuracy | ±0.1% of full scale typical |
| Sampling Rate | Up to 1000 samples per second per channel |
| Channel-to-Channel Isolation | 1500 V typical |
| Communication Interface | RS‑422 |
| Power Supply | 24 V DC ±10%, 2 W typical |
| Power Consumption | ≤2 W typical |
| Operating Temperature Range | –20 °C to +60 °C |
| Storage Temperature Range | –40 °C to +85 °C |
| Humidity | 5–95% RH, non-condensing |
| Shock Resistance | 15 g peak, 11 ms half-sine pulse |
| Vibration Resistance | 2–13.2 Hz: ±1 mm; 13.2–150 Hz: 2 g rms |
| EMC / Noise Immunity | Complies with IEC 61131-2 and industrial EMI standards |
| Mounting | Rack / slot type, compatible with MasterLogic‑200 base |
| Weight | ~0.5 kg |
| Dimensions | 12.7 cm (H) × 3.8 cm (W) × 9.5 cm (D) typical |
| Safety Isolation | 1500 V between channels and communication lines |
| Compliance / Standards | CE, UL listed, RoHS compliant |
| Typical Applications | Process control, analog sensor acquisition, actuator control, HVAC, manufacturing automation |
FAQ
Q1: What signal types and ranges does 2MLL‑C42B support?
A1: It supports analog voltage inputs (0–5 V or 0–10 V), current inputs (4–20 mA), and offers matching analog voltage/current outputs.
Q2: What resolution and sampling performance can I expect?
A2: It offers 16‑bit resolution for both input and output, and can sample up to 1000 samples per second per channel.
Q3: How does the module handle noise or interference between channels and communication lines?
A3: The module provides 1500 V isolation between channels and communication lines to ensure signal integrity and system stability.
Q4: Is the module compatible with standard industrial communication interfaces?
A4: Yes — it uses RS‑422 communication, making it compatible with standard PLC network configurations.
Q5: What operating temperature range does the module support?
A5: It operates reliably between –20 °C and +60 °C.
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