Junction Box with EasyCal® for pH/ORP Sensor Electronics
The +GF+ Signet 3‑8050‑2 is a junction box / wiring chamber 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 mounts via the 3‑8050 universal mounting base system for field installation on pipes, walls, or tank surfaces. Key attributes include a transparent NEMA 4X / IP65‑rated enclosure with conduit knockouts, barrier terminal strips for loop wiring, and a sealed EasyCal port that lets technicians trigger calibration without opening the lid or pulling the sensor from the process.
Where It's Used, Automation Role & Core Advantage
Its core function is to serve as the local termination and calibration access point in a pH/ORP loop—converting the smart sensor's conditioned signal into a plant-standard 4–20 mA that feeds directly into a PLC/DCS analog input, while keeping the electronics protected in harsh, washdown, or outdoor environments. Typical use cases include wastewater neutralization, scrubber pH control, chemical dosing skids, effluent monitoring, and swimming-pool/water-park treatment where sensors are submerged or inline and frequent calibration is required. The EasyCal advantage means less downtime: you perform two-point calibration through the sealed port, maintaining the NEMA 4X seal integrity and avoiding exposure of sensitive electronics—critical for compliance-driven and 24/7 processes.
Product Specifications: +GF+ Signet 3-8050-2
| Parameter |
Specification |
| Product Type |
Universal Mount Junction Box for pH/ORP sensors |
| Manufacturer Part No. |
3-8050-2 (Code: 159 000 754) |
| Key Differentiator |
Includes an integrated EasyCal board for simple, push-button calibration |
| Wiring & Connectivity |
Contains two terminal blocks to enable cable extension from sensors |
| Mounting Options |
Versatile kit that mounts securely onto a wall, pipe, or tank |
| Included Components |
Top cover, transmitter base, universal mounting plate, bracket, liquid tight connector kit |
| Compatible Sensors |
Specifically designed for Signet 2751-1, 2751-3, 2751-4 pH/ORP electrodes |
| Approx. Dimensions (HxW) |
Height: 84 mm (2.5 in) / Width: 92 mm (3.24 in) |
| Kit Function |
Converts a panel-mount transmitter into a field-mount device |
| Distinguishing Feature |
Specialized for pH/ORP and cannot be used with other sensor types (e.g., flow) |
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.
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