Datasheet

ENS160 Datasheet v0.95 preliminary / December 2020
9
Figure 3: ENS160-based equivalent CO
2
(eCO
2
) vs. NDIR-based CO
2
during two meeting
sessions
The ENS160 reverses the proportional correlation of VOCs and CO
2
, by providing a
standardized output signal in ppmCO
2
-equivalents from measured VOCs plus hydrogen,
thereby 
2
-standards, as shown opposite: ENS160-based equivalent CO
2
estimate vs. CO
2
, detected by an NDIR-sensor during two consecutive meeting sessions,
interrupted by a lunch-break.
Figure 4: Added value of
ENS160’s eCO
2
Outputs –where
plain CO
2
sensors fail
A key advantage of the ENS160
is the capture of odors and bio-
effluents that are completely
invisible to CO
2
-sensors. The
opposite diagrams compare the

2
output
to an NDIR CO
2
sensor in typical
indoor applications:
CO
2
sensors neither detect
unpleasant odors and bio-
effluents in bedroom or
bathroom environments, nor
cooking smells in kitchens or
restaurants, whereas the
ENS160 reliably reports such
events.
Proven  control-algo-
rithms minimize sensor drift and
ageing to provide reliable
readings over lifetime, thereby
making 
CO
2
output an affordable
solution to complement or
substitute real CO
2
-based air-
quality sensors in the HVAC
domain.
0h 1h 2h 3h 4h 6h
4000
3000
3500
2000
2500
1000
1500
500
Concentration
[ppm]
5h
ENS160
NDIR CO
2