Key Technical Benefits
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Comprehensive Intrinsic Safety (KL Certification)
The KL designation ensures the device is certified for use in Class 1, Div 1, and Zone 0/1 hazardous areas. It meets international safety standards including ATEX, FM, CSA, and IECEx, allowing for safe operation in refineries, chemical plants, and offshore platforms without the need for a hot work permit.
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Advanced Hardware and Interface (GM/TS)
Featuring 32 MB of high-level memory (GM) and a color touch screen (TS), this model supports high-resolution graphics. Technicians can view complex valve signatures, diagnostic charts, and sensor trends directly at the instrument, which significantly improves field troubleshooting efficiency.
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Standard Device Support (9 Option)
The 9 code indicates that this model is configured with a standard Device Descriptor (DD) library. While it does not include the 3-year Easy Upgrade subscription, it remains a robust solution for facilities using established HART instrument models from brands like Rosemount, Yokogawa, and Endress+Hauser.
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Rugged Accessory Suite (AS Suffix)
The AS suffix indicates the inclusion of advanced diagnostic applications (A) paired with a full accessory suite (S), such as a protective rubber boot and specialized carrying case. This ensures the 475 remains protected against the impacts, moisture, and dust common in heavy industrial processing facilities.
Model Code Breakdown: 475HP1EKL9GMTAS
The following table provides the technical specification for each segment of the 475HP1EKL9GMTAS model code:
| Code | Feature | Specification |
| 475 | Base Model | 475 Field Communicator |
| H | Communication | HART Protocol Support |
| P | Power Module | Rechargeable Li-ion Power Module |
| 1 | Power Supply | Power Supply/Charger (100-240 VAC) |
| E | Language | English |
| KL | Certifications | ATEX, FM, CSA, and IECEx Intrinsically Safe |
| 9 | Easy Upgrade | No Easy Upgrade License Included |
| GM | Memory | Graphics / 32 MB High-Level Memory |
| T | Display | Color Touch Screen with Stylus |
| A | Options | Advanced Diagnostic Applications |
| S | Accessories | Protective Suite / Carrying Case |
Primary Industrial Applications
The 475HP1EKL9GMTAS is an essential asset for a variety of critical field tasks:
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Smart Instrument Commissioning: Setting up ranges, damping, units, and tags for new pressure, temperature, and flow transmitters.
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Loop Troubleshooting: Monitoring real-time process variables and performing loop tests to identify wiring errors or signal integrity issues.
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Valve Positioner Health Checks: Configuring and running diagnostics on digital valve controllers (e.g., Fisher FIELDVUE) to prevent unplanned downtime.
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Asset Tracking: Accessing device information and serial numbers to maintain accurate maintenance records in plant asset management systems.
