PR 8501 Field Enclosure
The PR 8501 Field Enclosure offers protection from harsh environments and an IP65 rating. It is intended for use with PR electronics displays and signal indicators: PR 5531A Loop-Powered LCD Indicator, PR 5714 Programmable LED Indicator, PR 5715 Programmable LED Indicator, and PR 5725 Programmable Frequency Indicator. The PR 8501 Field Enclosure is included with the PR 5531B Loop-Powered LCD Indicator.
- protection degree: IP65
- 4x M16 threaded holes in the bottom
- easy mounting on wall or panel
- strong powder coating on outer surfaces
Product Documents
Description
The PR Field Enclosure 8501, from PR electronics, is a rugged, multi-purpose housing designed to protect PR’s LCD/LED instrumentation in harsh process and outdoor environments. Built from corrosion-resistant aluminum and topped with a salt-water-proof powder coating, it offers IP65 protection, with unused gland entries fitted with sealed blanking plugs rated to IP68. Featuring four bottom M16 threaded cable inputs, and tough stainless steel fasteners front and back, the 92×112×143 mm unit fits displays such as the 5531A, 5714, 5715, and 5725 securely via a front-cut-out. Ideal for wall or panel mounting, the 8501 keeps critical instruments safe from moisture, dust, and physical damage.
- multipurpose enclosure with cut-out hole for mounting of PR electronics’ LCD / LED instruments:
- the PR 5531B Loop-Powered Indicator includes this field enclosure
- the PR 8501 is suitable for protection of PR LCD / LED instruments for mounting in harsh process environments
- this enclosure complies with industrial standards for efficient protection of process equipment in wet areas up to IP65
Technical Characteristics of the PR 8501 Field Enclosure
- the PR 8501 Field Enclosure consists of corrosion resistant aluminum
- all surfaces are protected with a saltwater-proof powder coating
- fixing screws for front and backplate are made of stainless, acid proof steel
- can deliver with up to 4 M16 cable glands
- empty cable gland entries contain safety plugs
Easy Mounting and Installation
- for mounting on wall by way of 4 mounting screws

Environmental Conditions
| Operating Temperature | -4 to 140˚F (-20 to 60˚C) |
| Protection Degree | IP65, EN60529 |
| Protection Degree, cable glands and blind plugs |
IP68 |
Mechanical Specifications of the PR8501 Field Enclosure
| Enclosure Material | Al Mg Si 0.5, DIN 1725 |
| Material, cable glands and blind plus |
polyamide |
| Dimensions (H x W x D) | 92 x 122 x 143 mm |
| Backplate Dimensions | 112 x 112 mm |
| Cut Out Dimensions | 44.5 x 91.5 mm |
| Cable Glands | M16 x 1.5 |
| Cable Diameter | Ø 4.5-10 mm |
| Weight (approximate) | 750 grams |
State-of-the-Art Manufacturing
The 8501 Field Enclosure is manufactured in our 8,500 sqm integrated and automated manufacturing campus in Denmark, which covers the entire value-chain from design and development to manufacturing. It allows us to design and optimize for testing and manufacturing thereby constantly driving quality up and costs down.
Product Reliability
Although we’d always like to be top of mind, we recognize our job is mainly to provide peace of mind. Install & Forget is our way of saying that after installation, our devices will continue to perform even in the toughest environments. And we are not afraid to back that statement up with commitments.










