Name: Kuntze Zirkon DIS Sensor; D Gold; Shaft L: 120mm, KCl
SKU: 2148680083
Availability: InStock

Kuntze Zirkon® DIS Sensor – D Gold | 120 mm Glass Shaft | Saturated KCl (Tepox® gel)

Product Overview

The Zirkon® DIS D Gold is a bare, potentiostatic amperometric sensor engineered in Germany for precise monitoring of free chlorine (HOCl) in a variety of water-treatment environments. Featuring dual pure gold electrodes, a durable glass shaft, Zirkon ceramic junction, and saturated KCl reference system, it’s optimized for accuracy, stability, and low maintenance. Compatible with Kuntze’s ASR® auto-clean system, this sensor enables reliable, long-term performance in reticulated water, pools/spas, and industrial process streams

Technical Specifications

Feature	Specification
Measurement	Free chlorine (hypochlorous acid HOCl)
Sensor Type	Bare potentiostatic amperometric
Electrodes	2 × pure gold rings
Junction	Zirkon ceramic
Electrolyte	Saturated KCl (Tepox® gel)
Shaft Material	Glass
Shaft Dimensions	120 mm length × 12 mm diameter
Pressure Rating	Up to 10 bar @ 20 °C
Temperature Range	–5 °C to +70 °C
Conductivity Requirement	150 µS/cm (or >200 µS/cm when using ASR®)
Response Start Time	~10–15 minutes after installation
Flow Requirement	Stable ~30 L/h (8 GPH) using Argon Stabiflow® regulator
Auto-Cleaning	Compatible with ASR® system (up to 7 cleans/week)
Connections	Options: S8 plug, M12 plug, or fixed cable with PG 13.5 thread

Key Benefits

High Stability & Accuracy: Dual gold rings and saturated KCl contribute to stable zero-point performance and precise readings
Low Maintenance: Bare sensor design without membranes or consumables, plus optional ASR® auto-clean reduces upkeep
Robust Material Build: Glass shaft and ceramic junction resist fouling and allow manual cleaning.
Fast Operational Capability: Provides stable measurements ~15 minutes post-installation
Versatile Sensor: Selectable measurement ranges (e.g., up to 1 mg/L for free chlorine, and options up to 20 mg/L; also compatible with chlorine dioxide, ozone, and H₂O₂)

Installation & Maintenance Tips

Pre-use Cleaning: Wipe off any KCl gel crystallization from shipping with a damp cloth and mild detergent before use
Flow Stabilization: Use Argon Stabiflow® to maintain ~30 L/h to ensure accurate amperometric response
Cleaning Methods: Use ASR® for automatic weekly rinsing; manual cleaning feasible with mild detergents.
Calibration Time: Allow 10–15 minutes to stabilize signal before calibration

Typical Applications

Municipal and drinking water treatment
Swimming pools & spas
Food & beverage process water
Cooling towers & industrial water systems
Chemical treatment with chlorine dioxide, ozone, or H₂O₂

Summary

The Kuntze Zirkon® DIS D Gold Sensor (120 mm) is a top-tier choice for professionals seeking accurate, low-maintenance free chlorine measurement. Its all-gold electrode setup, glass shaft durability, and compatibility with ASR® auto-cleaning position it as a reliable and robust solution across various industries.

TechSheet