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Redundant Switch Module Honeywell 900RSM-0200

Redundant Switch Module Honeywell 900RSM-0200

Product Overview

The Honeywell 900RSM-0200 is a Redundant Switch Module (RSM) for ControlEdge HC900 systems. It manages coordination between primary and backup CPUs, ensuring seamless failover and uninterrupted process control...

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Availability: Low stock: 50 left

SKU: 900RSM-0200
Vendor: Honeywell
Category: Redundant Switch Module
Related Series:

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Product Overview

The Honeywell 900RSM-0200 is a Redundant Switch Module (RSM) for ControlEdge HC900 systems. It manages coordination between primary and backup CPUs, ensuring seamless failover and uninterrupted process control in redundant configurations. Acting as the system’s arbitration unit, it continuously monitors both controllers and executes bumpless switching when required.

Technical Specifications

Parameter Specification
Module Type Redundant Switch Module (RSM)
System Compatibility HC900 Redundant CPU systems
Input Voltage 24 VDC
Output Type Relay output (switch control)
Operating Temperature -20°C to +70°C
Dimensions 56 × 157 × 81 mm
Weight 0.6 kg

Engineering Advantages

Bumpless Failover
Ensures smooth transfer between primary and standby CPUs without process disturbance.

Harsh Environment Tolerance
Wide temperature range supports deployment in extreme industrial conditions.

Hardwired Status Feedback
Relay output provides direct redundancy status signals for alarms or external monitoring systems.

Split-Brain Prevention
Maintains synchronized CPU states and ensures only one controller governs the I/O at any time.

FAQs

Where is it installed?
In the redundant CPU rack (e.g., 900RR0-0300), between the two CPU modules.

Does it need software setup?
Yes, redundancy is configured in HC900 Designer; the module itself operates automatically.

Is it required for redundancy?
Yes, it is mandatory for HC900 redundant CPU systems.

Is this product 100% brand new?
Yes. The Honeywell 900RSM-0200 is supplied as a 100% brand new, original factory unit with sealed packaging.