Decentralised control unit, equipped with a CO2 sensor for needs-based ventilation
Decentralised CO2 monitoring with direct control of various supply and exhaust air elements such as fans and dampers (0..10.000 ppm)
Properties
Power supply
:
230 V AC
measuring range (CO2)
:
0..10.000 ppm
Measuring accuracy CO2
:
± 50ppm +3 % vom Messwert
Operating conditions
:
0…50°C / 0…85 %rH
Storage conditions
:
-30…70°C / 0…85 %rH
Protection class
:
IP 31
EMV/ESD
:
EN 50082-1, EN 50082-2
Signal output
:
I²C
EP
Plate Electrode as Leak Detector (conductive)
with general approval for constructions and EC-Type-Examination Certificate for Ex-zone 1(Cat. 2)
Properties
Protection class EN60529
:
IP 68
Operating temperature
:
atmosphärisch
Operating pressure
:
atmosphärisch
Resistance value of line monitoring
:
22 kΩ / 100 kΩ
cable length
:
auf Wunsch
Material
Cable
:
TPK (PVC Basis)
Sensor rods
:
Edelstahl (1.4571) | Hastelloy B | Hastelloy C | Titan | Tantal | Glaskohlenstoff
Options
cable material
:
FEP (Teflon) | EX (PVC blau)
QFS-5x | QFS-6x
Teflon float switch for all kinds of liquids up to 150°C
The float of the QFS-50 and QFS-60 float switches is made of Teflon. Inside the float, one or two reed contacts with a movable permanent magnet are inserted as a switching element.