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Honeywell DCS/

Honeywell 2MLL‑C22B Serial Communication Module

Brand:Honeywell DCS
Item No.:2MLL‑C22B
Product Origin:USA
Product Dimensions:110 x 35 x 120 mm
Product Weight:0.35kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
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  • Product Details
  • Product Applications
  • Product Advantages
  • Technical FAQs
  • Contact

2MLL-C22B-22MLL-C22B-12MLL-C22B-42MLL-C22B-3

Introduction

The Honeywell 2MLL‑C22B is a high-performance serial communication module designed for the MasterLogic‑200 PLC platform. It enables seamless integration of PLC systems with a wide variety of serial devices, including sensors, controllers, and legacy equipment. With support for RS-232/RS-485 communication protocols, this module ensures reliable, high-speed data transfer in industrial environments. Its compact and durable design makes it ideal for applications requiring efficient serial connectivity, robust data exchange, and real-time monitoring in automation, process control, and machine management systems.


Technical Specifications

ParameterDetails
Module TypeSerial Communication Module
Supported ProtocolsRS-232, RS-485
Baud Rate300 bps – 115,200 bps
Data Bits7 or 8 bits
Stop Bits1 or 2 bits
ParityNone, Odd, Even
Transmission DistanceRS-485: up to 1200 m; RS-232: up to 15 m
Connector Type9-pin D-sub female (RS-232/RS-485)
IsolationOptical isolation for protection against noise and transients
Form Factor / MountingRack-mounted for MasterLogic backplane
Operating Temperature0 °C – 55 °C
Storage Temperature–40 °C – 85 °C
Humidity5–95% RH, non-condensing
LED IndicatorsPower, Transmit (Tx), Receive (Rx)
Module WeightApprox. 0.11 kg


Applications

  • Connecting MasterLogic PLCs to serial field devices and legacy equipment.

  • Industrial process monitoring and data logging.

  • Machine-to-machine communication in manufacturing and automation lines.

  • Remote data acquisition and control using serial protocols.

  • Integration of sensors, meters, and controllers in automated control systems.


Advantages

  • Flexible communication — supports both RS-232 and RS-485 protocols.

  • Wide baud rate support — from 300 bps up to 115,200 bps.

  • Reliable data transfer — optical isolation protects against electrical noise.

  • Compact and rack-mountable — fits MasterLogic‑200 backplane without occupying extra space.

  • Diagnostic LEDs — simplifies monitoring of data transmission and module status.

  • Industrial-grade durability — designed for harsh manufacturing environments.



Technical FAQs (10)

  1. Q: Which communication protocols does the 2MLL‑C22B support?
    A: RS-232 and RS-485.

  2. Q: What is the range of baud rates available?
    A: 300 bps to 115,200 bps.

  3. Q: How many data bits can be configured?
    A: 7 or 8 bits.

  4. Q: What parity options are supported?
    A: None, Odd, or Even.

  5. Q: How far can the module transmit data?
    A: RS-232: up to 15 m; RS-485: up to 1200 m.

  6. Q: What type of connector is used?
    A: 9-pin D-sub female connector.

  7. Q: Does the module provide isolation?
    A: Yes, optical isolation protects against noise and transients.

  8. Q: What is the operating temperature range?
    A: 0 °C to 55 °C.

  9. Q: Are there LEDs for monitoring?
    A: Yes, for Power, Transmit (Tx), and Receive (Rx).

  10. Q: Can this module be used for industrial machine-to-machine communication?
    A: Yes, it is ideal for M2M communication and serial device integration.


Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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