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General| Model | 644H |
|---|---|
| Category | Transmitter |
| Measurement Type | Temperature |
| Accuracy | ±0.1% of span |
| Ambient Temperature Range | -40 to 85 °C (-40 to 185 °F) |
| Housing | Aluminum or Stainless Steel |
| Display | Optional LCD |
| Input | RTD, Thermocouple, mV |
| Output Signal | 4-20 mA, HART |
| Communication Protocol | HART, FOUNDATION Fieldbus |
| Enclosure Rating | Type 4X, IP66 |
| Mounting | Head mount, Field mount, Rail mount |
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