Honeywell 621-9940C Serial I/O Module – Advanced Control Solutions

Type:Serial I/O Module

Model:621-9940C

Manufacturer:Honeywell

Interface Standard:RS-232 / RS-485

Operating Temperature:-40°C to +85°C

Power Supply:12VDC ± 10%

Current Consumption:≤ 100mA

Communication Speed:1200 bps to 115200 bps

Data Bits:5, 6, 7, or 8

Stop Bits:1

Parity Check:None, Odd, Even, or Mark

Error Handling:NACK, ACK, PARITY ERRORS

Dimensions:76mm x 54mm x 24mm

Weight:68g

Enclosure Type:IP67 Rated

    The Honeywell 621-9940C Serial I/O Module offers unparalleled reliability and performance for industrial environments, ensuring seamless data exchange between diverse automation components.

    Equipped with an advanced RS-232/RS-485 interface, this module supports a wide range of baud rates and data configurations, making it adaptable to various automation protocols.

    Engineered for robust operation within extreme temperature ranges (-40°C to +85°C), the module ensures continuous functionality in harsh industrial conditions.

    With its low power consumption and efficient data handling capabilities, the 621-9940C reduces energy costs and maintains system stability, optimizing productivity in manufacturing and control systems.

    Designed with an IP67-rated enclosure, the module provides excellent protection against dust and water ingress, ensuring durability in outdoor or wet industrial settings.

    The inclusion of comprehensive error handling features like NACK, ACK, and parity error detection ensures reliable communication and data integrity, enhancing system reliability and reducing downtime.