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- 621-1100RC 6211100RC
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- 320 × 180 × 50 mm
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Honeywell 621‑1100RC Redundant Industrial Control Module
Product Model
Honeywell 621‑1100RC
Alternative Reference: 6211100RC
Brand
Product Series
Honeywell 621 Series Industrial Control and Interface Modules
Product Category
Redundant Industrial Automation Control Module
Product Introduction
The Honeywell 621‑1100RC is a redundant industrial automation control module designed to provide enhanced reliability, uninterrupted system operation, and robust signal routing in mission‑critical automation environments.
This module builds upon the capability of the standard 621‑1100 with reinforced internal design and redundancy support to maintain operation even under partial component failure. It is intended for installation within industrial control cabinets and engineered to withstand continuous operation under demanding electrical and environmental conditions.
The 621‑1100RC is part of the 621 Series modular platform, which allows flexible system integration, scalable architecture, and systematic maintenance. It provides reliable performance in complex PLC and DCS control systems, contributing to high system uptime and sustained operational integrity.
Product Applications
The Honeywell 621‑1100RC is suitable for a wide range of industrial automation applications, including:
• Redundant control applications where system continuity is essential
• Centralized signal distribution within PLC and DCS control cabinets
• Process control and production line automation in heavy industries
• System upgrades and expansions requiring enhanced reliability
• Multi‑node coordination in distributed automation architectures
• Mission‑critical environments where signal integrity and fault tolerance are required
Its redundancy mechanisms make it ideal for applications where operational failure can lead to significant disruption, allowing systems to maintain control flow despite faults.
Product Advantages
The main advantages of the Honeywell 621‑1100RC are as follows:
• Redundant architecture for continuous industrial operation
• Reinforced electrical and mechanical design for durability
• Protection against partial internal failure without system shutdown
• Modular construction for flexible system integration
• Stable signal routing and high operational accuracy
• Low maintenance requirements over extended life cycles
• Compatibility with other modules within the Honeywell 621 Series
• Simple installation in industrial panels and racks
These qualities make the 621‑1100RC ideal for industrial control systems where uptime, reliability, and low lifecycle disturbance are priorities.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | Honeywell 621‑1100RC / 6211100RC |
| Product Type | Redundant Industrial Control Module |
| Series | 621 Series |
| Functional Role | Redundant signal routing and system integration |
| Power Requirement | 24 V DC industrial supply |
| Mounting Method | Panel or rack mounting |
| Operating Environment | Industrial control cabinet |
| Operating Temperature | Standard industrial range |
| Housing Material | Metal industrial enclosure |
| Dimensions (L × W × H) | 320 × 180 × 50 mm |
| Weight (kg) | 1.55 kg |
| Duty Rating | Continuous operation with redundancy |
| Maintenance Requirement | Low |
**Recommended Related Models
(Same Series or Related Functionality)**
| Model | Module Type | Main Function | Weight (kg) |
|---|---|---|---|
| 621‑1100 | Automation Control Module | Standard signal routing | 1.48 kg |
| 621‑0071 | Control Module | Signal management and integration | 1.35 kg |
| 621‑0307 | Interface Module | Signal coordination and routing | 1.42 kg |
| 621‑0025RC | Redundant Control Module | Redundant signal distribution | 1.28 kg |
| 621‑0022‑ARC | Redundant Interface | High‑reliability signal integration | 1.25 kg |
These modules are commonly used together to form complete and resilient automation architectures.
**Popular Honeywell Brand Models
(Other Series)**
Below are five widely used industrial automation and instrumentation products from Honeywell’s broader portfolio:
| Model | Product Type | Typical Application | Weight (kg) |
|---|---|---|---|
| ST700 | Pressure Transmitter | Industrial pressure measurement | 1.80 kg |
| UDC3200 | Temperature Controller | Process temperature control loops | 1.25 kg |
| DC1040 | Digital Controller | Control panels and equipment loops | 0.95 kg |
| HC900 | Hybrid Controller | Large distributed process control | 2.20 kg |
| XYR6000 | Wireless Transmitter | Remote industrial sensing and data | 1.60 kg |
FAQ – Honeywell 621‑1100RC
Q1: What is the primary function of the 621‑1100RC?
A1: It is a redundant industrial automation control module designed to ensure continuous signal routing even under partial fault conditions.
Q2: Where is this module typically installed?
A2: Inside industrial control cabinets, often with PLC or DCS control systems.
Q3: What power supply does the 621‑1100RC require?
A3: The module typically operates on a 24 V DC industrial power supply.
Q4: Can the module operate continuously without interruption?
A4: Yes, the redundant design allows continuous operation even in the event of internal component issues.
Q5: What are the module’s physical dimensions?
A5: The approximate dimensions are 320 × 180 × 50 mm.
Q6: How much does it weigh?
A6: The approximate weight is 1.55 kg.
Q7: Is installation difficult?
A7: No, it supports standard panel or rack mounting methods appropriate for industrial cabinets.
Q8: Can the 621‑1100RC be used with other 621 Series modules?
A8: Yes, it is compatible with other modules in the Honeywell 621 Series.
Q9: Which industries typically use this module?
A9: Manufacturing, utilities, heavy process automation, and any industry requiring high reliability and uptime.
Q10: Does this module require frequent maintenance?
A10: No, it is designed for long operational life with low maintenance needs.