F501-S-ATC Fluoride Ion/Temp. Electrode for WS100/WS200, 8 pin
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The F501-S Fluoride Ion Electrode is the replacement electrode for Apera Instruments fluoride meters WS100 and WS200. It combines measuring electrode, reference electrode and temperature sensor in one product and provides a convenient user experience and reliable measuring performance.
Possible applications include environmental monitoring, water quality and soil analysis, use in laboratories, marine investigations, industrial process control, and fluoride ion measurement in areas such as geology, metallurgy, agriculture, food and pharmaceutical analysis.
Technical Specifications:
| Measuring range | (1,00 ~ 6,00) pF; (10-1 ~ 10-6) mol/l; (1900 ~ 0,019) mg/l | Zero potential pF value | (0 ~ 1) pF |
| Internal resistance | ≤10 MΩ | ||
| Insulation resistance | ≥1×1011 Ω | ||
| Solution temperature | (5 ~ 40) °C | Electrode dimension | (Ø12×145) mm |
| Solution pH value | (5 ~ 6) pH | Cable length | 3m |
| Temperature sensor | 30KΩ NTC | Connector | 8-Pin |
The electrode has a 6-month manufacturer's warranty.
| (-) Technical data: | |
|---|---|
| Product type description: | Fluoridionen-Elektrode |
| Diameter: | 12 mm |
| Length: | 145 mm |
| Shaft material: | Plastic |
| Type of thermocouple: | NTC |
| Integrated thermometer: | Yes |
| Temperaturesensor type: | NTC |
| Connection: | Cable with DIN plug |
| (-) Compliance information: | |
|---|---|
| WEEE obligation: | Yes |
| WEEE registration number: | DE 28154958 |
| WEEE brand according to EAR register: | APERA Instruments (Europe) GmbH |
| WEEE type of equipment: | Small equipment, that can be used in private households |
- Article-No: 28APE190249
- Category: electrodes
Show all electrodes from APERA Instruments - Index: conductivity sensors, Oxygen probes
- Validity: 30.09.2026
- Last Update: 30.09.2025
Spare of:
- 28APE190247
WS100 Fluoride/pH meter with 3-in-1 fluoride electrode - 28APE190248
WS200 Portable Fluoride/pH/Conductivity Meter with 3-in-1 Fluoride Electrode



