Description
Atkinson Dynamics AD-27 Industrial Control Module
The AD-27 from Atkinson Dynamics is a rugged industrial controller engineered for mission-critical automation systems. Originally designed for oil & gas pipeline monitoring, this module has proven its reliability in environments where temperature extremes and vibration are common. We’ve seen clients use it for real-time valve control in offshore platforms and precision batching systems in chemical plants.
| Specification | Details |
|---|---|
| Model | AD-27 |
| Manufacturer | Atkinson Dynamics |
| Voltage Range | 120V – 480V AC/DC |
| Operating Temp | -40°C to +85°C |
| Protection Class | IP65 |
| Dimensions | 12″ L x 10″ W x 8″ H |

This module excels in harsh environments – one client in the Alberta oil sands reported 99.98% uptime over 18 months of continuous operation. It’s compatible with legacy PLC systems through its MODBUS RTU interface while supporting modern Ethernet/IP protocols. Common supporting configurations include pairing with Siemens S7-1200 PLCs for hybrid control systems or integrating with Emerson DeltaV DCS platforms.
Key Features:
- Multi-protocol communication (RS485 + Ethernet)
- Redundant power input design
- Field-replaceable I/O cards
- Conformal-coated PCB for humidity resistance

At Guizhou Yuanmiao, we maintain 23 units in stock with full documentation. Our clients appreciate the 1-year warranty and the fact that we can provide tested spares within 48 hours. While Atkinson Dynamics discontinued this series in 2018, we’ve developed a reverse-engineered calibration procedure that meets original spec requirements.
For urgent requirements, please
WhatsApp us
or email
2645963284@qq.com
for current pricing and availability. We also offer cross-referencing services for obsolete control systems – last month alone we helped a pharmaceutical client replace 14 legacy AD-27 modules in their fermentation control system.










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