Key facts
- Brand
- Hitachi
- Model
- EDR-N7A
- Category
- Other
- Industry
- Industrial
- Documents
- 2
- Languages
- JA
- Last added
- 2012-01-04
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Hitachi EDR‑N7AS Pressure Transmitter Datasheet
The EDR‑N7AS is an absolute pressure transmitter with an integrated micro‑computer that converts differential pressure into a high‑precision 4‑20 mA signal. It is suitable for measuring gas, liquid, steam and other process fluids, and can be used in explosion‑proof environments.
The sheet provides electrical characteristics, mechanical dimensions, material options, and installation details such as wiring connections, flange standards, and optional HART communication. This manual is written in Japanese.
Hitachi EDR-N7A specifications
| Pressure range (1000 kPa) | 13.3‑133 kPa abs. |
|---|---|
| Output signal | DC 4‑20 mA |
| Supply voltage | DC 11.4‑42.0 V |
| Load resistance (24 V supply) | 600 Ω |
| Communication line voltage | DC 16.7‑42.0 V |
| Diaphragm material | SUS316L |
All Hitachi EDR-N7A documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the output signal of the EDR‑N7AS?
The transmitter outputs a DC 4‑20 mA signal.
What supply voltage does the device require?
It operates from a DC supply of 11.4 V to 42.0 V.
What is the output signal type of the EDR‑N7A transmitter?
It provides a DC 4‑20 mA current loop output.
From: Hitachi EDR-N7A Absolute Pressure Transmitter Specification Sheet
What power supply voltage does the transmitter require?
The device operates from a DC supply of 11.4 V to 42.0 V.
From: Hitachi EDR-N7A Absolute Pressure Transmitter Specification Sheet