Product Introduction

The Honeywell TK-ORC161 is a reliable isolated discrete relay module engineered for controlled switching within the Experion LS distributed control environment. Designed to bridge low-voltage control signals and higher-power field devices, it ensures dependable operation while maintaining system protection.With its compact structure and robust relay design, this module supports mission-critical plant operations where switching accuracy and electrical isolation are essential. It represents a practical and cost-effective solution for facilities seeking durable, field-proven control hardware.

Technical Specifications

Parameter	Specification
Model	TK-ORC161
Product Type	Isolated Discrete Relay Module
System Platform	Experion LS
Output Type	Isolated Relay Outputs
Mounting	Rack Mount
Dimensions	126 × 128 × 69.1 mm
Weight	0.23 kg
Installation Environment	Industrial Control Cabinet
Application Category	Discrete Switching & Control

Recommended Related Models

To build a complete and flexible Experion LS control system, these models are often paired:

Honeywell TK-IDJ161 Digital Input Module
Honeywell TK-OAV061 Analog Output Module
Honeywell TK-IXR061 RTD 6-point Input Module
Honeywell TK-PRS021 Power Supply Module

Popular Related Models

Commonly selected within similar project configurations:

Honeywell TK-ODJ161 Digital Output Module
Honeywell TK-IAH061 Analog Input Module
Honeywell TK-IXR081 RTD 8-point Input Module
Honeywell TK-PRS022 Redundant Power Supply Module

Built for Critical Switching Applications

The Honeywell TK-ORC161 Experion LS Isolated Discrete Relay module is purpose-designed for dependable relay-based output control in industrial automation systems. It provides electrically isolated discrete switching for field devices, ensuring safe signal separation between control logic and external loads.

Widely used in:

Motor starter control panels
Alarm annunciation systems
Solenoid valve actuation
Interlock and shutdown circuits
Power plant auxiliary systems
Process safety signal routing

Operational Strengths

Isolated Relay Outputs – Protects control circuitry from field voltage transients
High Switching Reliability – Stable mechanical relay performance in continuous-duty environments
Optimized Cabinet Integration – Compact housing reduces panel congestion
Enhanced Signal Integrity – Electrical isolation minimizes noise coupling
Experion LS Native Compatibility – Seamless configuration within Honeywell control architecture
Industrial-Grade Construction – Designed for long-term deployment in harsh plant conditions

Technical FAQs

What type of outputs does this module provide?
It provides isolated discrete relay outputs for switching field devices.
How many relay channels are available?
The TK-ORC161 supports multiple discrete relay output channels designed for industrial control.
Are the outputs electrically isolated?
Yes, each relay output is isolated to protect the control system.
What devices can it control?
Common loads include solenoid valves, contactors, alarms, and motor starters.
Is it suitable for safety-related applications?
It is commonly used in interlock and protective circuits within standard control architectures.
Does it support hot replacement?
Replacement procedures depend on system configuration and plant maintenance policies.
What mounting method is used?
The module is rack-mounted within Experion LS cabinets.
Is it compatible with other Experion LS I/O modules?
Yes, it integrates seamlessly into the Experion LS I/O platform.
Does it require external isolation hardware?
No, built-in relay isolation reduces the need for additional hardware.
Is it designed for continuous industrial operation?
Yes, it supports 24/7 process environments.