Description

Honeywell 900C50S-0460 HC900 CPU Module

Configured for safety HVAC control execution in Honeywell HC900 Hybrid Controller systems, the Honeywell 900C50S-0460 (900C50S-0460 CPU Module) provides direct processing and communication functions for controller operations, I/O management, and serial network interfaces.

Hardware Specifications

Parameter	Specification
Model	900C50S-0460
Brand	Honeywell
Product Type	CPU Module
System Platform	HC900 Hybrid Controller
Application Function	SIL-2 Safety HVAC Control Unit
Processor Memory	128 MB battery backed DDR2 RAM
Ethernet Interface	Dual Ethernet ports
Serial Interface	2 isolated RS-485 ports
I/O Capacity	Up to 512 points per controller
Analog or Digital I/O Capability	Up to 4068 analog or digital I/O points
Power Supply	24 VDC (18-36 V)
Power Consumption	15 W typical, 25 W maximum
Operating Temp	-40 deg C to +70 deg C
Weight	0.4 kg
Dimensions	13.7 x 3.6 x 5.4 cm
Origin	USA
Shipment Location	Xiamen, China
Tariff Code	8537101190

HC900 Controller Communication and Process Interface

The Honeywell 900C50S-0460 CPU module manages controller execution, data processing, and communication exchange within the HC900 Hybrid Controller architecture. It supports dual Ethernet communication channels and isolated RS-485 interfaces for connection with distributed control devices and field communication networks.

Furthermore, the module provides 128 MB battery backed DDR2 RAM for retaining controller data during power interruptions. The CPU processes logic execution, I/O scanning, and control sequence operations for connected HC900 input and output modules.

For Honeywell process control applications, the controller architecture supports industrial signal handling functions including 4-20 mA HART loop protocol integration, FOUNDATION Fieldbus and Profibus PA connectivity through compatible interface modules, and channel-to-channel isolation for field signal separation.

Frequently Asked Questions

Q: What communication interfaces are available on the Honeywell 900C50S-0460 CPU Module?
A: The module provides dual Ethernet ports and 2 isolated RS-485 ports for controller communication and serial device integration.

Q: What memory configuration does the 900C50S-0460 use?
A: The CPU module uses 128 MB battery backed DDR2 RAM for controller program storage and operational data retention.

Q: Can the 900C50S-0460 support large I/O configurations?
A: The module supports up to 512 I/O points per controller and can manage analog or digital I/O configurations according to HC900 system architecture requirements.

Field Installation Guidelines

Install the Honeywell 900C50S-0460 CPU module in the designated HC900 controller rack position according to the system hardware configuration.

Connect Ethernet and RS-485 communication wiring using appropriate industrial cable routing practices. Keep communication cables separated from high-voltage power conductors to reduce electrical interference.

Terminate cable shields according to the site grounding standard. Avoid multiple grounding points on shielded communication cables unless the system design specifies a multi-point grounding method.

Verify the 24 VDC power supply polarity and voltage range before energizing the controller. Confirm that all connected I/O modules and communication interfaces match the configured HC900 firmware and hardware revision requirements.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems