900B01-0101 Honeywell HC900 Analog Output Module 4-Channel
Manufacturer: HONEYWELL
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Part Number: 900B01-0101
Condition：New with Original Package
Product Type: Analog Output Modules
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Honeywell 900B01-0101 serves as a high-precision signal interface for the Honeywell HC900 hybrid controller platform. This module converts digital control logic into precise physical action by driving valves, actuators, and variable speed drives via four independent, isolated channels. Engineered for the demanding environments of process automation, the 900B01-0101 ensures drift-free signal transmission and high noise immunity, making it a critical component for maintaining loop stability in complex industrial systems.
Condition: 100% Brand New, Original Factory Packaging.
Technical Specifications
| Feature | Specification Details |
| Model Number | 900B01-0101 |
| Module Type | Isolated Analog Output |
| Output Channels | 4 Channels |
| Voltage Output | 0 to 10 VDC |
| Current Support | Up to 21 mA per channel |
| Accuracy | ±0.25% of Full Scale |
| Isolation | Channel-to-Channel & Channel-to-System |
| System Compatibility | Honeywell HC900 Series |
| Weight | 0.86 lbs (0.39 kg) |
| Operating Temp | 0°C to +60°C (32°F to 140°F) |
| Safety Features | Short-circuit protection; RFI/EMI immunity |
Engineering Advantages
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Total Signal Integrity: The 900B01-0101 provides robust channel-to-channel isolation. This hardware architecture prevents ground loops and eliminates cross-talk, ensuring that a fault on one field device cannot propagate to other channels or the main controller backplane.
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Precision Actuation: With a calibrated accuracy of ±0.25%, this module delivers the exact voltage required for fine-tuned positioning of modulating valves and dampers. This precision directly translates to better fuel-to-air ratios and improved yield in thermal processing applications.
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Built-in Fault Protection: Each channel includes integrated short-circuit protection. If a field wire fails or a device shorts, the module protects itself from permanent damage and facilitates rapid troubleshooting without requiring a full system reboot.
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Seamless Integration: The module snaps directly into any available slot in the HC900 chassis. It utilizes a high-density design that maximizes I/O count within the cabinet, significantly reducing the overall hardware footprint for distributed control architectures.
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EMI/RFI Immunity: Industrial-grade shielding protects signal outputs from the electromagnetic interference generated by nearby high-voltage motors and switching gear, maintaining a clean 0-10V signal even in "noisy" electrical environments.
FAQs
How do I configure the output ranges for the 900B01-0101?
You manage all configuration via the Honeywell HC900 Designer software. The software allows you to define the specific scaling and failsafe values for each of the four channels individually.
What happens to the outputs if the controller loses communication?
You can pre-program each channel to hold its last known value or transition to a specific "safe" state (e.g., 0V or 10V). This feature ensures that critical field equipment remains in a safe position during a network interruption.
Is it necessary to calibrate the module upon arrival?
No. Honeywell factory-calibrates every 900B01-0101 before shipment. As this is a 100% brand new unit, you can install it and put it into service immediately. We recommend standard annual verification to ensure long-term accuracy within your specific environment.
Can I drive 4-20mA devices with this module?
The 900B01-0101 primarily provides 0-10 VDC voltage signals. While it supports current up to 21mA, ensure your field device is compatible with a voltage-driven input or utilize an appropriate signal converter if a dedicated mA-loop is required.