B12 Wet Gas Detector0 pages

Serie
sB12.

Wet Gas Transmitter.. ......

Accurate Gas Measurement
in Wet Gas Streams
Increasingly stringent air quality

sensor specifically engineered to

requirements have led to expanded

operate at 100% RH. Sensors are

use of wet scrubber systems to control

designed for direct insertion into vent

air emissions. Chlorine storage

stacks, or may be used in a flowcell if

facilities and chemical process plants

sample can be pumped to the sensor.

are frequently required to scrub

When remote display and alarm

exhaust gas streams to remove

relay functions are required, the B12

halogen and acid gases.

Wet Gas Transmitters can be

Unfortunately, monitoring reactive

connected to ATI's B14 Alarm Receiver

gas concentrations in moisture

System. This system will provide direct

saturated air streams presents

digital display of gas concentration,

problems for standard diffusion

plus 3 alarm setpoints, remote alarm

sensors. Condensing water in these air

reset input, and retransmitted 4-20

lines can quickly blind diffusion

mA output. Or, the B12 transmitter

sensors, rendering them inoperable.

may be used separately and tied

ATI’s Series B12 Wet Gas System

directly to the users' DCS, PLC, or

was developed to meet the need for

other equipment. Either way, the B12

reliable measurements in wet

is an excellent solution to a difficult

scrubber outlets for other gas streams

monitoring problem.

that might be saturated with water
vapor. Systems have been developed
for monitoring strong oxidants
(chlorine, bromine, chlorine dioxide,
or ozone), acid gases (HCl or HF), and
hydrogen.
The basic B12 Wet Gas System
consists of a loop-powered 2-wire
transmitter and a corrosion resistant

Take a look at
these features:
• Direct measuring sensor
• Minimal maintenance
• Rapid response
• Stack mount or flow-through
sensor
• Transmitter LCD display option
• Loop-powered electronics