Instruction manual
www.cs-instruments.com
21
Dew point
Accessories for dew point 
measurement and calibration
Standard measuring
chamber for compressed 
air up to 16 bar
Order no. 0699 3390
High-pressure measuring 
chamber for compressed 
air up to 350 bar*
Order no. 0699 3590
Measuring chamber for 
granulate dryers  
up to 250 mbar
Order no. 0699 3490
Measuring chamber 
for atmospheric
dew point
Order no. 0699 3690
Measuring chamber 
for respiratory air
bottles up to 350 bar*
Order no. 0699 3790
* in case of pressures 
higher than 50 bar please
order special version 
FA 400 / FA 410.
Mounting recommendation
The dew point meters can be 
mounted directly into the air 
stream.
However, we recommend 
always to use a screwable 
measuring chamber.
Screwable measuring 
chamber 
Advantage: Easy installation 
via fast coupling
The right measuring chamber for each measuring task:
CS Service Software
for FA/VA 400 sensors including PC 
connection set, USB adapter and 
interface adapter to the sensor 
as well as CSM-S for data recording.
The humidity sensors FA 400, FA 410, 
FA 415, FA 416 can be connected to the 
PC and the following adjustments can 
be carried out by means of the CS 
Service Software: 
–  Scaling of the 4...20 mA
 analogue output
–  Selecting the units: % RH, °C
td
,   
 g/m
3
, mg/m
3
, ppm V/V
–  Reading out of: Version no.,
  production date, serial no.,
  date of last calibration
–  Adjustment of the alarm limits
–  Single-point calibration (adjustment) -
  for this purpose a reference 
  measuring instrument is required
By means of the CSM-S the measured 
data can be read out online at the PC. 
It can be stored and evaluated in graphic 
and in table form.










