Product Overview

The Honeywell TK-MUX021 Serial Interface Module delivers high-reliability serial connectivity for industrial automation systems. Its compact design, advanced diagnostics, and seamless integration make it ideal for both new installations and system upgrades. By ensuring accurate and uninterrupted data communication, the TK-MUX021 enhances operational efficiency, reduces downtime, and improves overall control system performance.

Technical Specifications

Feature	Specification
Dimensions	108 mm × 78 mm × 87 mm
Weight	0.59 kg
Communication Type	Serial (RS-232, RS-485, Modbus RTU)
Power Supply	24 VDC
Mounting	DIN rail or panel mount
Operating Temperature	-20°C to +60°C (-4°F to +140°F)
Diagnostics	LED indicators for connection and data status
Construction	Industrial-grade, vibration-resistant
Device Support	Multiple devices depending on network setup
Firmware	Upgradeable via Honeywell software

Recommended Related Models

Honeywell TK-MUX022 Serial Interface Module
Honeywell CC-PFB402 Fieldbus Interface Module
Honeywell CC-PDB0824 Distribution Board

Popular Related Models

Honeywell HC900 Control System Modules
Honeywell UDC3200 Digital Controllers
Honeywell CC-TFB402 Control Circuit Board

Applications

The Honeywell TK-MUX021 Serial Interface Module is designed for reliable and efficient serial communication in industrial automation systems. It connects multiple field devices to Honeywell controllers, facilitating smooth data transfer across complex networks. Ideal for manufacturing plants, process industries, and energy systems, it ensures consistent system performance and minimizes communication bottlenecks.

Key Advantages

Robust Serial Communication: Supports multiple serial devices with stable, error-free data transmission.
Compact and Flexible Design: 108 × 78 × 87 mm size and 0.59 kg weight make installation simple in confined panel spaces.
Seamless System Integration: Compatible with Honeywell CC-series controllers and third-party devices.
Real-Time Diagnostics: LED indicators provide immediate feedback for troubleshooting and maintenance.
Industrial-Grade Reliability: Built to operate under harsh environmental conditions, including vibration and temperature fluctuations.

Technical FAQs

What is the main function of the TK-MUX021?
Facilitates serial communication between multiple field devices and Honeywell controllers.
Which serial protocols are supported?
RS-232, RS-485, and Modbus RTU communication.
What is the operating temperature range?
-20°C to +60°C (-4°F to +140°F).
Can it be installed in standard control panels?
Yes, supports DIN rail or panel mounting.
How many devices can it connect simultaneously?
Supports multiple devices depending on network configuration.
Does it provide diagnostic feedback?
Yes, LED indicators display connection status and data integrity.
Is it suitable for hazardous areas?
Designed for standard industrial environments; check local certification for hazardous locations.
What is the power requirement?
Operates on a 24 VDC industrial power supply.
Is firmware upgradable?
Yes, through Honeywell configuration software.
What are the module’s dimensions and weight?
Dimensions: 108 × 78 × 87 mm, Weight: 0.59 kg.