Foxboro P0903PN Analog Output Module 16 Channel I/A DCS
$177.00
$350.00
Deskripsi
Overview
The Foxboro P0903PN is a multi-channel analog output module developed for integration within the Foxboro I/A Series Distributed Control System. It is engineered to deliver stable and accurate 4–20 mA current signals for controlling field devices such as actuators, control valves, and transmitters.
With precise signal conversion, electrical isolation, and online maintenance capability, this module is suited for continuous process environments where signal integrity and system availability are critical.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | P0903PN |
| Module Type | Analog Output (AO) |
| Output Channels | 16 independent channels |
| Output Signal | 4–20 mA current loop |
| Load Range | 0 to 600 Ω |
| Accuracy | ±0.1% of full scale (typical) |
| Resolution | 12-bit digital-to-analog conversion |
| Isolation | Channel-to-channel and field isolation |
| Supply Voltage | 24 V DC (supports redundant power configuration) |
| Power Consumption | ≤ 8.5 W |
| Diagnostics | Individual channel LED indicators, internal status monitoring |
| Maintenance | Online replacement (hot-swap supported) |
| Operating Temperature | 0°C to +60°C |
| Dimensions | 147 mm × 51.5 mm × 114 mm |
| Weight | 1.0 kg |
Performance Characteristics
The P0903PN provides consistent analog output performance with minimal drift over time, supporting long-term process stability. Its 12-bit resolution enables fine control signal granularity, which is essential for precision applications.
Built-in isolation minimizes the impact of electrical noise and prevents interference between channels, ensuring reliable signal transmission even in electrically harsh environments.
Integrated diagnostics with front-panel indicators allow quick identification of channel status and faults, reducing troubleshooting time during operation.
Application Areas
Typical deployment scenarios for this module include:
-
Process industries requiring precise analog control (oil & gas, chemical plants)
-
Power generation systems with distributed control architectures
-
Industrial automation systems requiring multi-channel analog output
-
Water treatment and environmental control systems
-
Manufacturing processes with continuous regulation loops
System Integration Notes
The P0903PN is specifically intended for use within the Foxboro I/A Series DCS platform. Proper operation requires compatible baseplates and system configuration.
For high-availability systems, it is recommended to use redundant power supplies and system-level fault-tolerant architecture.
FAQ
Q: What type of output signal does this module provide?
A: It outputs standard 4–20 mA current signals across 16 independent channels.
Q: Can the module be replaced without shutting down the system?
A: Yes, it supports hot-swapping when used in a properly configured system.
Q: Is channel isolation included?
A: Yes, both channel-to-channel and field isolation are implemented to enhance signal reliability.
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