Hydrogen Sulfide Filter Breakthrough Indicator – Waterproof
Hydrogen Sulfide Filter Change Indicator - Filter replacement indicator - Waterproof
Item No. 197
Minimum detectable limit: 1ppm•min
Color Change: Green to black
Inlet dimensions: ¾” Male NPT
Service life: 2 years
Hydrogen sulfide filter change indicator waterproof. It is a colorimetric indicator. It indicates the exhaustion of filters. The indicator is reliable and cost effect for protection from exposure to toxic hydrogen sulfide gas. Color changes from green to black when filter is saturated with Hydrogen sulfide. Hence alerting the user to replace the exhausted carbon absorber or filter. Connects easily to the ¾ inch female NPT outlet of the filter using the ¾ inch male NPT threading at the bottom of the indicator.
It is sensitive to hydrogen sulfide gas. Operates at temperatures -20oC to 65oC (-4oF to 149oF) and humidities 5% RH to 85%RH. The indicator is 3.5 inch tall; 1 inch diameter. Bright vibrant color change from all directions. Unique design prevents any color change due to exposure to contaminants in the surrounding environment. It changes color only when filter is saturated. The indicator has extended service life of 2 years. This indicator is waterproof.
|89.9mm (3.5in), diameter 24.5mm (1.0in)|
|Inlet dimensions:||¾” MNPT|
|Operating temperature:||-20oC to 65oC (-4oF to 149oF)|
|Operating humidity:||5% RH to 95%RH|
|Minimum detectable limit:||1ppm•min at 30 cm/sec face velocity|
|Color change:||Green to black|
|Storage temperature:||4oC to 25oC, (39oF to 77oF)|
|Shelf life:||2 years at 4oC to 25oC, (39oF to 77oF)|
|Service life:||2 years|
Hydrogen sulfide filter change indicator waterproof.