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Honeywell 621-9939C: Serial Link Module for Advanced Industrial Control Systems

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The HONEYWELL 621-9939C Serial Link Module is an advanced communication solution designed for industrial environments, providing reliable data transfer and network connectivity between devices.

Operating Voltage:115 VAC

Data Transfer Rate:Up to 9600 baud

Number of Channels:1 serial channel

Communication Protocol:RS-232, RS-485

Power Consumption:≤ 1.5 W

Dimensions (WxHxD):48 x 48 x 90 mm

Weight:≤ 100 g

    Introducing the Honeywell 621-9939C Serial Link Module, a pivotal component for enhancing industrial automation efficiency. This module is specifically engineered to facilitate robust and reliable serial data transmission between PLCs, SCADA systems, and other industrial devices.

    Equipped with high-speed RS-232 connectors, the 621-9939C ensures fast and secure data exchange, crucial for real-time monitoring and control applications in manufacturing, energy, and process industries.

    Designed to withstand extreme temperatures ranging from -40°C to +70°C, this module is ideal for deployment in harsh environments without compromising performance or reliability.

    With its wide input voltage range of DC 12V to 36V and maximum power consumption of 5W, the 621-9939C offers flexibility in power sourcing and energy efficiency, making it suitable for various industrial settings.

    Featuring two relay outputs with a switching capacity of 5A at 24VDC, this module supports complex control functions and integration with external devices, enhancing system capabilities and response times.

    Backed by UL, CE, and CSA certifications, the Honeywell 621-9939C is a testament to its quality, safety, and compliance with international standards, ensuring peace of mind for users across different industries.

HONEYWELL 621-9939C Serial Link Module




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      Guangzhou Qiming Automation Technology Co., Ltd. Main categories: tension control, controller, register, converter, communication module, expansion module, power supply unit, power module, control module, serial button, control motherboard, electronic module, system module, logic module, input unit, parameter module, output module, protection module, excitation system card, signal conditioner, processor module, Ethernet module, processor unit, circuit board module, signal acquisition module, DCS system module, BENTLY, human-machine interface touch screen, etc. ...
    Q: Does your company provide samples? Is it free or extra charge?

      A: It depends on the goods you need and the quantity you order.

      Q: What are your payment terms?

      A: 100% T/T before shipment. If the quantity is large, we can negotiate.

      ⇒ Company Services:

      1. Fast delivery (1-7 days for stock products)

      2. Rich experience (more than 10 years of sales experience)

      3. Large inventory (various brands and overseas warehouses)

      4. Quality insurance (1 year warranty for clear product condition)

      ⇒ Shipping

      1. For stock items, we will ship to you within 7 days after receiving payment

      2. We can ship to all parts of the world by DHL, UPS, FEDEX, TNT and EMS.

      3. If you have a shipping agent, please tell us before shipment.

      4. We will pack the parts in a sturdy box, if you have any special needs, please inform us.

      5. We usually ship before 4:30 pm, and we will send you the tracking number after shipping. It takes 7~15 days to receive the package.

      6. Please email us when you receive the package.

      7. When asking about shipping costs, please include all information, otherwise it will slow down the process.

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