Mercury BTI Inline
Mercury Vapors Breakthrough Indicator Inline
Mercury Indicator Mercury II Compounds Indicator Process Vent Filter Change Indicator

Item No. 612
Mercury BTI Inline
(3.5" x 1", ¾” MM NPT)

The Mercury vapors Breakthrough indicator inline is a colorimetric indicator that indicates the saturation and exhaustion of carbon absorbers, carbon beds and filters. The indicator is reliable and cost effect means for protection from exposure to toxic mercury and mercury II compounds vapors in the work place. The indicator change color from off white to peach when carbon absorbers and filters are saturated with mercury vapors.Hence alerting the user to replace the exhausted carbon absorber or filter. The indicator is easily connected in-line with ¾” male, male NPT inlet and outlet. It is highly sensitive to mercury vapors. It operates at temperatures -20oC to 55oC (-4oF to 131oF) and humidities 5% RH to 85%RH. The indicator is 3.5 inch tall, 1” diameter and you can observe the bright vibrant color change from all directions. The indicator has extended service life of 14 months and 1 year shelf life.
Product Specifications

a

Weight:

28g (1.0oz)

b

Dimensions:

89.9mm (3.5in), diameter 24.5mm (1.0in)

c

Inlet and outlet dimensions:

¾" MNPT

d

Operating temperature:

-20oC to 55oC (-4oF to 131oF)

e

Operating humidity:

5% RH to 85%RH

f

Minimum detectable limit:

0.5mg/m3•hr at 30 cm/sec face velocity

g

Color change:

Off white to peach

h

Storage temperature:

4oC to 25oC, (39oF to 77oF)

i

Shelf life:

1 year at 4oC to 25oC, (39oF to 77oF)

j

Service life:

8 months

Refill Kit

THE MERCURY VAPORS BTI INLINE CAN BE REUSED BY REPLACING THE EXHAUSTED MERCURY VAPORS INDICATOR BY FRESH MERCURY VAPORS INDICATOR ASSEMBLY.

Mercury BTI Inline Refill Kit Item No.612-5000 Includes:
1- One Mercury Indicator Assembly (Item No. 612-1600)
2- Two Porous Plugs (Item No. 617-1400)

Miniature-Hook Pick (Item No. 431-9100) Optional


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BTI Inline
Mercury Vapors Breakthrough Indicator Inline
Mercury Indicator Mercury II Compounds Indicator Process Vent Filter Change Indicator

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