Executing process, logic, and sequential control loops within industrial thermal and process applications, the Honeywell 900C70-0460 serves as the central processing unit for the ControlEdge HC900 platform. This controller module is engineered for high-density analog processing, providing precise loop control and flexible integration options for both single and redundant system architectures. Leveraging advanced Ethernet capability, the device interfaces seamlessly with supervisory systems and remote HMI terminals to maintain deterministic communication across demanding plant networks.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Honeywell |
| Model Series | ControlEdge HC900 |
| Model Number | 900C70-0460 |
| Module Type | Central Processing Unit (CPU) |
| Ethernet Ports | 2 x RJ-45 (10/100 Base-T) |
| Serial Interfaces | RS-485 / RS-232 Configuration Ports |
| Operating Temperature | 0 to 60 degC |
| Storage Temperature | -40 to 85 degC |
| Humidity Limits | 5% to 95% RH, non-condensing |
| Module Weight | 0.4 kg |
| Shipping Weight (Calculated) | 1.2 kg |
| Dimensions (H x W x D) | 137 mm x 38.1 mm x 127 mm |
| Connector / Terminal | Function / Circuit Assignment |
|---|---|
| Ethernet Port 1 (Top RJ-45) | Network Link / Modbus TCP Host Communication |
| Ethernet Port 2 (Bottom RJ-45) | Peer-to-Peer Controller Networking / HMI Connection |
| RS-485 Serial Port | Modbus RTU Master/Slave Multi-Drop Network |
| RS-232 Serial Port | Local Configuration PC (HCD Software Interface) |
The 900C70-0460 is part of the upgraded ControlEdge HC900 C70 hardware family. It offers direct backwards program compatibility with older 900C71/C72 chassis layouts, provided that the system configuration software (Hybrid Control Designer) is updated to support the targeted firmware version. Note that mixing older C50 CPU variants with C70 redundant sets in the same physical rack is not permitted and will trigger a backplane mismatch fault.
When deploying the CPU in non-ventilated control panels, ensure that adequate vertical clearances are maintained. Thermal buildup around the CPU can limit processing stability and lead to self-protective watchdog timeouts. System power sizing must account for the primary backplane draw; the 900C70-0460 should always be paired with a fully rated 900P01 or 900P02 power supply to prevent transient brownouts under high I/O configurations.
Always route the Ethernet communication lines separately from high-voltage AC lines to prevent magnetic noise induction. For the serial RS-485 interfaces, a high-quality shielded twisted pair (STP) cable is required, with a 120-ohm terminating resistor installed at the physical ends of the trunk line. During physical address configuration, verify that IP addresses configured inside the HCD software do not conflict with existing SCADA or DCS nodes on the same plant subnet.
Align the upper and lower plastic guides of the CPU module with the designated CPU slot on the main baseboard rack.
Gently slide the module straight into the slot until the backplane connector pin matrix is fully engaged and flush.
Secure the module fastening screws on the top and bottom of the front plate to a torque of 0.5 Nm (approx. 4.4 in-lbs).
Connect the dedicated communication and ground cables, ensuring the shielding wires are terminated correctly at the ground bar.
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Returns & Warranty
Manufacturer: Honeywell
Product No.: 900C70-0460
Country of origin:United States
Product Type: PLC CPU Modules
Payment: T/T, Western Union
Weight: 2000g
Dimensions: 137 mm x 38.1 mm x 127 mm
Shipping port: Xiamen
Warranty: 12 months
Executing process, logic, and sequential control loops within industrial thermal and process applications, the Honeywell 900C70-0460 serves as the central processing unit for the ControlEdge HC900 platform. This controller module is engineered for high-density analog processing, providing precise loop control and flexible integration options for both single and redundant system architectures. Leveraging advanced Ethernet capability, the device interfaces seamlessly with supervisory systems and remote HMI terminals to maintain deterministic communication across demanding plant networks.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Honeywell |
| Model Series | ControlEdge HC900 |
| Model Number | 900C70-0460 |
| Module Type | Central Processing Unit (CPU) |
| Ethernet Ports | 2 x RJ-45 (10/100 Base-T) |
| Serial Interfaces | RS-485 / RS-232 Configuration Ports |
| Operating Temperature | 0 to 60 degC |
| Storage Temperature | -40 to 85 degC |
| Humidity Limits | 5% to 95% RH, non-condensing |
| Module Weight | 0.4 kg |
| Shipping Weight (Calculated) | 1.2 kg |
| Dimensions (H x W x D) | 137 mm x 38.1 mm x 127 mm |
| Connector / Terminal | Function / Circuit Assignment |
|---|---|
| Ethernet Port 1 (Top RJ-45) | Network Link / Modbus TCP Host Communication |
| Ethernet Port 2 (Bottom RJ-45) | Peer-to-Peer Controller Networking / HMI Connection |
| RS-485 Serial Port | Modbus RTU Master/Slave Multi-Drop Network |
| RS-232 Serial Port | Local Configuration PC (HCD Software Interface) |
The 900C70-0460 is part of the upgraded ControlEdge HC900 C70 hardware family. It offers direct backwards program compatibility with older 900C71/C72 chassis layouts, provided that the system configuration software (Hybrid Control Designer) is updated to support the targeted firmware version. Note that mixing older C50 CPU variants with C70 redundant sets in the same physical rack is not permitted and will trigger a backplane mismatch fault.
When deploying the CPU in non-ventilated control panels, ensure that adequate vertical clearances are maintained. Thermal buildup around the CPU can limit processing stability and lead to self-protective watchdog timeouts. System power sizing must account for the primary backplane draw; the 900C70-0460 should always be paired with a fully rated 900P01 or 900P02 power supply to prevent transient brownouts under high I/O configurations.
Always route the Ethernet communication lines separately from high-voltage AC lines to prevent magnetic noise induction. For the serial RS-485 interfaces, a high-quality shielded twisted pair (STP) cable is required, with a 120-ohm terminating resistor installed at the physical ends of the trunk line. During physical address configuration, verify that IP addresses configured inside the HCD software do not conflict with existing SCADA or DCS nodes on the same plant subnet.
Align the upper and lower plastic guides of the CPU module with the designated CPU slot on the main baseboard rack.
Gently slide the module straight into the slot until the backplane connector pin matrix is fully engaged and flush.
Secure the module fastening screws on the top and bottom of the front plate to a torque of 0.5 Nm (approx. 4.4 in-lbs).
Connect the dedicated communication and ground cables, ensuring the shielding wires are terminated correctly at the ground bar.
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
United States
|
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