The Honeywell TC-HAO081 is a high-performance analog output module engineered for precision control in industrial automation systems. Designed for demanding applications, it integrates voltage, current, and HART output capabilities into one compact and reliable module. This device delivers exceptional signal accuracy, fast response, and stable performance across varying industrial environments.
High-Precision Analog Output Performance
The Honeywell TC-HAO081 offers eight independent output channels, supporting both voltage and current modes. Each channel provides flexible configuration options to adapt to diverse process control needs. With a 16-bit resolution for voltage and 15-bit for current, it ensures smooth and accurate signal transmission. The module maintains calibration accuracy even under temperature fluctuations, delivering consistent reliability in real-world operations.
Seamless HART Communication
This module fully supports HART protocol Revision 5.7, allowing operators to communicate diagnostic and configuration data directly over the same analog line. The integration of HART ensures greater visibility into system health and improved operational efficiency without additional wiring.
Reliable Electrical Protection and Isolation
The TC-HAO081 is built with robust electrical protection mechanisms, including 2550VDC isolation, overvoltage protection up to 24 VAC/VDC, and automatic short-circuit limitation. These features enhance module lifespan and protect connected devices from electrical stress or system faults.
Fast Response and Efficient Power Management
With a 10 ms total module scan time, the TC-HAO081 delivers rapid signal updates across all eight channels. It consumes a maximum of 6.3 W power while maintaining low heat generation, ensuring stable performance in continuous operation environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Honeywell |
| Model | TC-HAO081 |
| Output Channels | 8 channels |
| Output Type | Voltage (±10.4V, 0–10.25V), Current (0–21 mA) |
| Resolution | Voltage: 16-bit (323 µV/bit), Current: 15-bit (656 nA/bit) |
| Calibration Accuracy | Voltage: ±0.1% of range, Current: ±0.15% of range (25°C) |
| HART Compatibility | HART Protocol Rev. 5.7 |
| Module Scan Time | 10 ms (all channels) |
| Settling Time | Voltage: <8.5 ms, Current: <23 ms (no HART) / <35 ms (with HART) |
| Temperature Stability | Offset Drift: 50 µV/°C (Voltage), 200 nA/°C (Current) |
| Gain Drift | 20 ppm/°C (Voltage), 30 ppm/°C (Current) |
| RFI Immunity | Error <2% of range at 10 V/m (27–1000 MHz) |
| Overvoltage Protection | 24 VAC/VDC continuous |
| Short Circuit Protection | Limited to 21 mA (current), 35 mA (voltage) |
| Isolation Voltage | 2550VDC for 1 second |
| Power Consumption | 6.3 W maximum |
| Connection Type | 20-position terminal block (TC-TBNH) |
| Typical OC Detection Time | <5 seconds (for outputs >0.1 mA) |
Origin, Dimensions, and Weight
- Country of Origin: USA
- Weight: 350 g
- Dimensions: 130 mm (H) × 70 mm (W) × 30 mm (D)
Applications
The Honeywell TC-HAO081 module is ideal for process control, distributed control systems (DCS), and industrial automation networks where high signal fidelity and HART communication are essential.
FAQ
Q1: What communication protocol does this module support?
The TC-HAO081 supports HART Protocol Revision 5.7, enabling seamless integration with HART-compatible devices.
Q2: What is the output accuracy of this module?
It offers ±0.1% voltage accuracy and ±0.15% current accuracy at 25°C, ensuring precise control output.
Q3: How does the module protect against faults?
The module includes overvoltage, short-circuit, and isolation protection, ensuring both system and device safety.
Details
| Weight | 0.35 kg |
|---|---|
| Dimensions | 130 × 70 × 30 mm |


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