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Honeywell FS-IOCHAS-0001R I/O Chassis for Redundant Module

Configured for redundant I/O module mounting in Honeywell control system hardware platforms, the Honeywell FS-IOCHAS-0001R (IOCHAS-0001R I/O Chassis) provides the physical backplane structure and power distribution interface for paired redundant I/O modules.

Hardware Specifications

Parameter	Specification
Model	FS-IOCHAS-0001R
Brand	Honeywell
Product Type	I/O Chassis for Redundant Module
Origin	USA
Weight	7.6 kg
Dimensions	48.2 x 30 x 22 cm
Operating Temp	-40 deg C to +70 deg C
Storage Temp	-50 deg C to +85 deg C
Humidity	5-95% RH, condensing
Vibration	5g @ 10-500 Hz (IEC 60068-2-6)
Input Voltage	24 VDC (18-36 V)
Power Consumption	5 V-1: 35 mA; 5 V-2: 35 mA
Module Capacity	Supports up to 9 pairs of redundant I/O modules
Approvals	CE, UL, CSA, TUV, FM
Tariff Code	8537101190
Place of Shipment	Xiamen, China

Honeywell DCS I/O Redundancy and Module Integration

The FS-IOCHAS-0001R chassis provides the mechanical mounting structure and electrical connection path for redundant I/O module pairs. It supports installation of up to 9 pairs of redundant I/O modules through dedicated chassis slots.

Furthermore, the chassis distributes 24 VDC input power to internal module circuits and provides separate 5 V supply channels for I/O slot operation. The design supports Honeywell process control architectures requiring channel-to-channel isolation and redundant module arrangements.

The chassis does not execute control logic or signal processing. Instead, it provides the physical interface between I/O modules and the control system backplane, maintaining module alignment and power connectivity.

Frequently Asked Questions

Q: How many redundant I/O module pairs can the FS-IOCHAS-0001R support?
A: The chassis supports installation of up to 9 pairs of redundant I/O modules.

Q: What power input does the FS-IOCHAS-0001R require?
A: The chassis accepts 24 VDC input with an operating voltage range of 18-36 VDC.

Q: Does the FS-IOCHAS-0001R perform signal conversion or control processing?
A: No. The chassis provides module mounting, power distribution, and backplane connectivity functions without executing I/O signal processing.

Field Installation Guidelines

• Install the chassis on a mechanically stable mounting surface suitable for industrial control cabinet environments.
• Verify that the 24 VDC power supply polarity matches the chassis input requirements before energizing the system.
• Maintain proper cabinet grounding practices and connect protective earth according to the control system installation standards.
• Route power wiring separately from high-noise signal cables to reduce electromagnetic interference.
• Confirm that redundant I/O modules are correctly seated in the chassis slots before system startup.
• Check environmental conditions to ensure operation remains within the specified temperature, humidity, and vibration limits.
• Inspect backplane connectors and module contacts for contamination before installation.

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