Key facts
- Brand
- Barksdale
- Model
- H455
- Category
- pressure transmitters
- Documents
- 2
- Languages
- EN
- Last added
- 2026-10-28
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Barksdale H455, 455, 452 Intelligent Transmitter Product Leaflet
The Barksdale Intelligent Transmitter Series H455, 455, and 452 offers a lightweight, compact, and all-welded rugged stainless steel construction. These transmitters feature thin-film and diffused silicon sensors for high accuracy and support the optional HART communication protocol for diagnostics and field calibration. The series is designed for use in corrosive and acidic media, as well as gas, vapor, liquid, and viscous fluids, with various pressure connection options available.
Read onlineBarksdale H455 specifications
| Accuracy (Standard) | ±0.25% of Calibrated FSO |
|---|---|
| Excitation Voltage | 9 to 30 VDC |
| Supply Current | 20mA max. |
| Output (H455, 455) | 4–20 mA with HART® Protocol |
| Output (452) | 1–5 VDC |
| Enclosure | All welded 300 series stainless steel |
| Protection Rating | IP66 & IP67 and NEMA 4X |
| Warranty | 1 year |
Source: Barksdale H455, 455, 452 Intelligent Transmitter Product Leaflet
All Barksdale H455 documents by type
Questions answered in these manuals
What is the turndown ratio for the H455, 455, and 452 transmitters?
The transmitters offer a 10:1 turndown ratio for re-ranging when equipped with the HART communication protocol.
From: Barksdale H455, 455, 452 Intelligent Transmitter Product Leaflet
Which communication protocol is supported by these transmitters?
The transmitters support the optional HART® communication protocol, which includes diagnostics and field calibration capabilities.
From: Barksdale H455, 455, 452 Intelligent Transmitter Product Leaflet
What is the turndown ratio for the H455 transmitter?
The turndown ratio is 10:1, allowing for re-ranging while maintaining high accuracy.
From: Barksdale H455/455/452 Pressure Transmitter Product Leaflet
Is the H455 transmitter cULus certified?
Yes, it is cULus approved for ordinary locations according to UL 61010-1.
From: Barksdale H455/455/452 Pressure Transmitter Product Leaflet