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Honeywell 900C50-0460 CPU Module

The Honeywell 900C50-0460, also cataloged as the 900C50-0460 CPU Module, operates as a dedicated controller component for execution of control logic, data processing, and communication tasks within the Honeywell ControlEdge HC900 platform.

Hardware Specifications

Parameter	Specification
Model	900C50-0460
Brand	Honeywell
Product Type	CPU Module / Controller
Series	ControlEdge HC900
Origin	USA
Weight	0.4 kg
Dimensions	13.7 x 3.8 x 5.4 cm
Operating Temp	0 deg C to +60 deg C (32 deg F to 140 deg F)
Storage Temp	-40 deg C to +85 deg C
Relative Humidity	5% to 95% non-condensing
Power Consumption	1100 mA maximum at 5 VDC
Communication Interfaces	2 x RS-485 ports, 2 x 10/100 Base-T Ethernet ports
Controller Platform	Honeywell ControlEdge HC900 Hybrid Controller
Function	Central CPU processing and control execution

Process Control Communication and Interface Features

The Honeywell 900C50-0460 CPU Module manages controller operations within the ControlEdge HC900 architecture. It executes application logic, handles I/O data exchange, and maintains communication between connected field devices and system components.

The module supports serial communication through two RS-485 interfaces and Ethernet communication through two 10/100 Base-T ports. Therefore, it allows connection with industrial instruments, operator interfaces, and supervisory systems using standard industrial communication methods.

For process control integration, Honeywell HC900 systems support distributed signal handling requirements, including analog and digital field connections. However, this CPU module functions primarily as the controller processor rather than a direct field signal acquisition device.

Frequently Asked Questions

Q: What communication interfaces are available on the Honeywell 900C50-0460?
A: The module provides two RS-485 communication ports and two 10/100 Base-T Ethernet ports for controller networking and device communication.

Q: What is the maximum power consumption of the 900C50-0460 CPU Module?
A: The module requires a maximum current load of 1100 mA at 5 VDC within the HC900 controller rack power system.

Q: Can the 900C50-0460 operate in industrial temperature environments?
A: Yes. The specified operating temperature range is 0 deg C to +60 deg C, with storage capability from -40 deg C to +85 deg C.

Field Installation Guidelines

Install the 900C50-0460 module only in the designated Honeywell ControlEdge HC900 controller rack position.

Verify that the rack power supply meets the required 5 VDC backplane power conditions before installation. Ensure the module connector is fully seated to maintain proper backplane communication.

Use shielded communication cables for RS-485 wiring where electromagnetic interference exists. Connect cable shields according to the plant grounding standard and avoid routing communication cables parallel to high-current power conductors.

Before replacing or removing the CPU module, follow the approved controller shutdown procedure to prevent loss of application data or unexpected control interruption.

Confirm Ethernet cable termination, network addressing, and communication parameters before returning the controller to operational service.

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