64
8011703/XF49/2019-09| SICK
O P E R A T I N G I N S T R U C T I O N S | VICOTEC320
Subject to change without notice
11
TECHNICAL DATA
11.2
Technical data
Measured variables
Visibility (k-value), NO, NO
2
, NO
x
, CO, temperature
Maximum number of measured variables
5
Measuring principles
Differential Optical Absorption Spectroscopy (DoAs),
transmission measurement, electrochemical cell, resistance thermometer
Measuring path length
10 m
Measuring ranges
k value 0 ... 15 km-¹ / 0 ... 200 km-¹
NO 0 ... 20 ppm / 0 ... 45 ppm
NO
2
0 ... 1 ppm / 0 ... 5 ppm
CO 0 ... 100 ppm / 0 ... 300 ppm
Temperature –20 ... +55 °C / –25 ... +75 °C
Response time (t
90
)
Visibility (k-value) 5 s ... 360 s
Adjustable (45 s preset)
NO, NO
2
5 s ... 360 s
Adjustable (45 s preset)
CO
≤
60 s
Linearity
NO ± 0.48 ppm
NO
2
± 0.035 ppm
Detection limit
Visibility (k-value) 0.03 km-¹
NO 0.002 ppm
NO
2
0.007 ppm
Repeatability
Visibility (k-value) 0.017 km-¹
NO 0.031 ppm
NO
2
0.007 ppm
Ambient temperature
–20 °C ... +55 °C
CO sensor –10 °C ... +40 °C
Storage temperature
–25 °C ... +75 °C
CO sensor 0 °C ... +20 °C
Ambient pressure
700 hPa ... 1.200 hPa
Ambient humidity
10 % ... 95 %
relative humidity; non-condensing
Conformities
ASTRA “Guideline - Ventilation of Road Tunnels” (2008)
RABT 2006
RVS 09.02.22
Electrical safety
CE
Degree of protection
IP69K
Analog outputs
6 outputs:
0 ... 20 mA
Depending on device version
Digital outputs
4 relay contacts:
Depending on device version
Digital inputs
4 potential-free contacts
I/O extensions
Optional optical fiber connection
