| MOQ: | 1 |
| Price: | USD 100-10000/Piece |
| Standard Packaging: | 50*50*50mm |
| Delivery Period: | 3-7 |
| Payment Method: | T/T |
| Supply Capacity: | 1/piece in stock |
The +GF+ Signet 3‑2751‑3 is a DryLoc® pH/ORP smart sensor electronics module supplied as the submersible (immersion) assembly, typically specified with a ~10 m 3‑conductor shielded cable for long cable runs from tanks/sumps back to a transmitter location. It acts as a close‑coupled pre‑amp/conditioner for a memory‑chip‑enabled pH or ORP electrode, converting the electrode signal into a fixed, isolated 4–20 mA loop ora digital S³L (Serial Sensor Link) feed to a Signet 9900/9950 controller or 0486 Profibus concentrator. Key attributes include NEMA 6P/IP68 immersion capability, built‑in broken‑glass & high‑impedance diagnostics, and support for remote/field‑free calibration via stored electrode data.
Its main automation function is continuous, low‑noise liquid chemistry measurement with diagnostics and minimal recalibration downtime—ideal for water/wastewater treatment, neutralization/scrubber control, effluent monitoring, surface finishing, and pool/aquatic life‑support loops. Advantages come from the DryLoc gold‑plated quick‑connect (no wet wiring), probe health visibility (glass integrity/impedance trending), and long‑run signal integrity (4–20 mA or digital S³L) that lets you locate the controller away from the wet point without sacrificing stability.
| Parameter | Specification |
|---|---|
| Model Number | 3-2751-3 |
| Product Type | Submersible pH/ORP Smart Sensor Electronics |
| Measurement | pH or Oxidation-Reduction Potential (ORP) |
| Output Signal | Digital (S³L) via 3 wires, or 4-20 mA (with optional 3-8050-2 junction box) |
| Cable Length | 4.6 m (15 ft) standard; 10m, 15m, 30.5m available as variants |
| Process Connection | 3/4" NPT Threads |
| Enclosure Rating | NEMA 6P / IP68 |
| Operating Temp. | 0 °C to 85 °C (32 °F to 185 °F) |
| Compatible Instruments | Signet 8900, 9900, 9950 controllers |
| Approvals | CE, UKCA, FCC, RoHS, China RoHS |
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