Honeywell 900C75S-0560-00 HC900 C75 Redundant Controller
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Technical Specifications
| Parameter | Description |
|---|---|
| Brand | Honeywell |
| Model | 900C75S-0560-00 |
| Product Name | HC900 C75 Redundant Controller |
| Product Series | ControlEdge HC900 |
| Product Type | C75S Safety Controller CPU |
| Controller Architecture | Redundant CPU architecture |
| Operating Mode | Lead / Reserve |
| Redundancy Function | Automatic controller failover and manual transfer |
| Redundancy Interface | Compatible Redundancy Switch Module (RSM) |
| Host Communication | Dual Ethernet communication ports |
| Ethernet Interface | 10/100 Base-T |
| Remote I/O Communication | Ethernet connection to remote I/O racks |
| Remote I/O Capacity | Supports up to 12 I/O racks in a redundant architecture |
| Programming Software | Honeywell Designer Configuration Software |
| Control Functions | Process control, logic execution, monitoring and safety-related control |
| Diagnostic Functions | Controller status monitoring, communication diagnostics and redundancy status |
| System Compatibility | Honeywell HC900 Process and Safety Controller system |
| Installation | Dedicated redundant controller rack |
| Dimensions | 137 × 38.1 × 151.7 mm |
| Weight | 0.4 kg |
FAQ
Q1: What is the main function of the Honeywell 900C75S-0560-00 HC900 C75 Redundant Controller?
A: The 900C75S-0560-00 is a C75S controller CPU used in Honeywell HC900 process and safety control systems. It executes configured control logic, manages communication with remote I/O racks and supports redundant operation for applications where controller availability is important.
Q2: How does the redundant controller architecture work?
A: A redundant HC900 controller system uses two compatible C75S CPUs. One operates as the Lead controller and handles control execution and host communication, while the other remains in Reserve mode. The Lead controller continuously updates the Reserve controller so it can take over if the active CPU fails.
Q3: What happens when the Lead controller experiences a fault?
A: When the Lead controller encounters a qualifying fault, the Reserve controller can assume the Lead role. A manual transfer can also be initiated using the keyed switch on the Redundancy Switch Module (RSM), or through supported system commands and configuration functions.
Q4: Does the 900C75S-0560-00 support Ethernet communication?
A: Yes. The C75S controller provides dual Ethernet host communication ports. These ports support communication with supervisory systems, engineering workstations and other compatible network devices. The exact network configuration should follow the HC900 system design.
Q5: How does the controller communicate with remote I/O racks?
A: The controller communicates with remote I/O racks through dedicated Ethernet connections. In a redundant architecture, each CPU has its own communication path to the I/O system. Compatible scanner modules and Ethernet switches are selected according to the number and arrangement of I/O racks.
Q6: Can the 900C75S-0560-00 be used in a non-redundant system?
A: The C75S belongs to the HC900 redundant controller family and is intended for a compatible redundant controller configuration. It should be installed with the correct C75S counterpart, controller rack and Redundancy Switch Module. Do not mix C75 and C75S CPUs in the same redundant pair.
Q7: Which software is used to configure and maintain the HC900 C75S controller?
A: Honeywell Designer Configuration Software is used to configure the controller, develop control strategies and review diagnostic information. Before making configuration changes, verify the software version and project compatibility with the installed HC900 hardware.
Q8: What should be checked if the redundant controller fails to switch over correctly?
A: Check the status indicators on both CPUs and the Redundancy Switch Module. Then inspect the controller rack, power supplies, CPU communication links and redundancy configuration. Confirm that both CPUs are compatible C75S models and that the system reports the correct Lead and Reserve states before returning the controller to normal operation.
Honeywell 900C75S-0560-00 HC900 C75 Redundant Controller is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
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Our Mission
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The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
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Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
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