特性

• ENHANCED PERFORMANCE AND INCREASED LIFE with minimized glass cracking provided by field-proven AccuGlass™ pH glass formulations.
• 新的3/4'和1'安装解决方案，以满足各种应用安装要求。
• 双结参考延长传感器寿命。
• 坚固耐用的聚苯硫醚体提供最大的耐化学性，完全密封以消除传感器泄漏。
• 采用一件式结构，可在两处安装工艺螺纹，提供多种安装选择。
• OPERATES IN SUB-ZERO TEMPERATURES down to -10°C (14°F) and up to a maximum of 100°C.
• 通过现场验证的AccuGlass提供的最大限度减少玻璃破裂，提高性能和使用寿命™ pH玻璃配方。
• NEW 3⁄4' AND 1' MOUNTING SOLUTIONS to meet a variety of application installation requirements.

Models 3900 and 3900VP are provided with a double junction reference, which protects the reference element from poisoning ions – such as ammonia, chlorine, cyanides, and sulfides – in the process.