The SOR Controls Group 815DT Differential Pressure Transmitter is a compact, lightweight, loop-powered instrument for differential pressure, level, and flow measurement.
Its space-saving configuration and 316 stainless-steel housing support installation in hazardous locations and demanding operating environments where available mounting space is limited.
Available through Process Controls Corporation, the 815DT provides multiple output and communication configurations for discrete or continuous monitoring.

Options include 4-20 mA output with HART®7 communication, 1-5 VDC low-power output, Modbus RTU serial communication, and a configurable solid-state switch output.
Key Characteristics
- Differential pressure ranges from 0-138 in H2O (0-5 psid) to 0-500 psid
- HART®7 communication protocol with 4-20 mA output
- 1-5 VDC low-power operating mode
- Modbus RTU (RS-485) serial communication
- Configurable normally open solid-state switch output
- ±0.10% URL continuous-output accuracy
- 5:1 turndown
- Optional local indicating display
- Magnetic zero and span adjustment targets located on the housing
- 316 stainless-steel, explosion-proof housing
- NEMA 4X and IP66 enclosure ratings
- FM and ATEX/IECEx certifications for hazardous locations
- Compact 2.2 in./55.9 mm face-to-face dimension
- Approximate weight of 1.8 lbs./0.8 kg
Ideal Applications
- Differential pressure measurement
- Liquid level measurement
- Flow measurement
- Tank level measurement on chemical injection skids
- Pressure-drop monitoring across cyclone separators
- Water storage tank level measurement in power generation facilities
- Applications requiring installation in confined spaces
Product Family Includes
- 1800DP Differential Pressure Transmitter
- 815DT Smart Differential Pressure Transmitter
Industries Served
- Oil & Gas
- Power Generation
- General Industrial
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