Norgren R84G-6GT-RFN Pressure Regulator - Relieving
Part Number: R84G-6GT-RFN
Quick Summary
Norgren R84G-6GT-RFN is a general purpose pressure regulator used in compressed air systems for automation and manufacturing lines. Engineers face challenges with bulky regulators that hinder space-constrained panels and slow line changeovers. In regulated environments, CE marking and material compatibility are important for safety and reliability. This model's Excelon Plus design lowers weight, enables modular mounting, and delivers precise 0.3–4 bar output. With this regulator, robust flow and easy adjustment support cost-efficient maintenance and scalable automation across multiple lines. Operators benefit from a compact G3/4 inlet, T-bar adjustment, and relieving function that enable quick pressure setting and safer venting. Its lightweight diecast aluminium body and zinc-plated knob simplify installation in tight spaces and long-term service. Rely on Excelon Plus for consistent performance across temperature and flow ranges in industrial plants.
Product Information
Extended Description
R84G-6GT-RFN Norgren: Reduced weight and size | A flexible modular system | T-bar adjustment
Medium
Compressed air
Operating Temperature
-20 ... 65 °C, -4 ... 149 °F
Port Size
G3/4
Gauge Port
Rc1/8
Adjustment
T-bar
Maximum Inlet Pressure
20 bar
Outlet Pressure Adjustment
0.3 ... 4 bar, 4 ... 58 psi
Relieving / Non Relieving
Relieving
Flow
125 dm3/sec, 265 scfm
Materials - Adjusting Knob
Zinc plated steel
Materials - Body
Diecast aluminium
Materials - Bonnet
POM
Materials - Elastomers
Nitrile rubber
Dimensions - Height
186 mm
Dimensions - Length
70 mm
Dimensions - Width
74 mm
Weight
0.79 kg
Country of Origin
United Kingdom
Range
R84G
Series
Excelon Plus
Brand
IMI Norgren
840048-89KIT
Excelon Plus Panel Nut
840100-02KIT
Excelon Plus Gauge Adaptor Kit - Rc 1/8"
840024-50KIT
Excelon Plus General Mounting Bracket
840068-51KIT
Excelon Plus Neck Mounting Bracket and Panel Nut
840014-51KIT
Excelon Plus Quikclamp
840014-52KIT
Excelon Plus Quikclamp with Bracket Assembly
FRLB84-KIT
Excelon Plus R84/B84 Elastomer Service Kit
Excelon Plus regulators bring reduced weight and a smaller footprint without sacrificing performance. The R84G-6GT-RFN is designed as part of a flexible modular system that lets you tailor mounting and service options to your panel layout. In automated lines where space is at a premium, this translates to lower enclosure costs and faster changeovers. With T-bar adjustment and a relieving function, outlet pressure is set quickly and remains stable across cycle loads. The regulator maintains 0.3–4 bar output, even as inlet pressure fluctuates up to 20 bar, reducing pressure spikes that can affect actuators. This translates to improved repeatability and longer service life for downstream components. Port configuration supports G3/4 inlet and Rc1/8 gauge connections while remaining compatible with Excelon Plus Mounting Brackets and Quikclamp accessories. The kit options, including Excelon Plus Gauge Adaptor and general mounting brackets, simplify retrofit projects and enable quick on-site adjustments. Durable materials—diecast aluminium body, POM bonnet, nitrile elastomers—stand up to shop-floor vibration and broad temperature ranges (-20 to 65 C). The unit’s 186 mm height, 70 mm length, and 74 mm width keep it compact in cabinets while a 0.79 kg weight eases handling and reduces installation labor. In normal operation, the relieving design safeguards against over-pressurization. Excelon Plus systems benefit from a broad accessory ecosystem, including the Excelon Plus Gauge Adaptor kit, general mounting brackets, and panel nuts, making retrofits straightforward across existing lines. The tight tolerance and modular design reduce commissioning time and enable parallel piping runs, and enabling quick on-site adjustments. Operators appreciate the consistent performance across a wide temperature band, helping maintain reliability in harsh environments.
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FAQs
Plan a panel layout that accommodates the 186 mm height, 70 mm length, and 74 mm width. Use Excelon Plus mounting brackets or Quikclamp kits for quick, vibration-resistant mounting. Connect the G3/4 inlet and Rc1/8 gauge port, then set outlet pressure using the T-bar with relief active. Verify seals with nitrile elastomer materials and ensure adequate space for venting.
Key specs include G3/4 inlet, Rc1/8 gauge port, 0.3–4 bar adjustable output, relieving regulation, and a maximum inlet of 20 bar with a flow of 125 dm3/s. Operating range is -20 to 65 C. The design emphasizes stable regulation under cycling loads, suitable for a wide range of pneumatic actuators.
Yes. Its compact form factor, 0.79 kg weight, and modular mounting aid rapid installation and reconfiguration on high-cycle lines. The T-bar adjustment allows fast pressure changes, while the relieving feature protects downstream devices from over-pressurization during rapid cycling. Expect reliable repeatability and reduced changeover times in automation environments.
In regulated environments, verify CE marking and material compatibility with your safety and validation procedures. Consider your plant's required IP or SIL guidelines and confirm emulator compatibility, mounting orientation, and enclosure protection. Consult the datasheet, installation guide, and Norgren support to ensure alignment with your regulatory and process standards.
The Excelon Plus system supports long service life and predictable maintenance. Access to elastomer service kits FRLB84-KIT for R84/B84 assemblies minimizes downtime during seal replacement. A modular mounting approach and gauge upgrade options simplify retrofits, reducing installation labor and spare parts costs while enabling scalable automation across multiple lines.