Junction Box with EasyCal® for pH/ORP Sensor Electronics Termination
The +GF+ Signet 3‑8050‑2 is a NEMA 4X / IP65-rated junction box with the patented EasyCal® access port, designed to house and terminate pH/ORP smart sensor electronics (such as the 3‑2751 series) when a 4–20 mA analog loop output is required instead of digital S³L. It contains barrier terminal blocks for loop wiring and sensor cable extension, a transparent cover for visual checks, and conduit knockouts for clean in/out penetrations. Key parameters: polycarbonate/PBT rugged enclosure, –10 to +70 °C ambient rating, and ¾″ NPT sensor entry — mounts to wall, pipe, or tank via the companion 3‑8050 universal mount base.
Automation Role — Use Cases, Core Function & Why EasyCal Matters
Its core function is to act as the local sealed termination and calibration access point in a pH/ORP loop — converting the smart sensor's conditioned signal into a plant-standard isolated 4–20 mA that feeds directly into a PLC/DCS analog input, while keeping electronics protected in washdown or outdoor environments. Typical uses include wastewater neutralization, scrubber pH control, chemical dosing skids, and effluent monitoring where sensors are submerged or inline. The EasyCal advantage is decisive: technicians trigger two-point calibration through the sealed port without opening the lid — preserving NEMA 4X integrity, avoiding moisture/arc-flash exposure, and cutting calibration downtime in 24/7 processes.
Product Specifications: +GF+ Signet 3-8050-2
| Parameter |
Specification |
| Product Name |
Universal Mount Junction Box with EasyCal |
| Manufacturer / Brand |
+GF+ Signet (Georg Fischer) |
| Model Number |
3-8050-2 (Part No. 159 000 754) |
| Product Type |
Mounting Accessory / Junction Box for pH/ORP Sensors |
| Key Differentiator |
Integrated EasyCal board for simple, push-button calibration |
| Compatible Sensors |
ONLY Signet 2751-1, 2751-3, 2751-4 pH/ORP sensors |
| Mounting Options |
Universal mount on a wall, pipe, or tank |
| EasyCal Compatibility |
Recognizes standard pH buffers (4.0, 7.0, 10.0) and ORP solutions (87, 264 mV); 4 to 20 mA output required for EasyCal feature |
| Terminal Blocks |
Contains two terminal blocks to enable cable extension from sensors |
| Housing / Rating |
Wet-tap housing for electrodes; Optional NEMA 4X junction enclosures available for extended cable runs |
Packaging & Shipping
Company Information
Xiamen ZhiCheng Automation Technology Co., Ltdit is a leading global supplier of control system components. We specialize in control systems and drives.
With many years of experience in the industrial sector, we consistently deliver the highest quality of spare parts.which make sure that all this jobs are
perfectly.
we are major in PLC,Sensors,HIM,Transmitters.
Best Supply Brands As Following:1)Bently nevada.2)+GF+.3)ABB.4)Foxobro.5)HIKROBOTGood working environment, perfect team, sincere cooperation →→ Achieve u and our success !!!
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