2 | Product and functional description
FISCHER Mess- und Regeltechnik GmbH
6/28
BA_EN_DE80
2 Product and functional description
2.1 Delivery scope
• Differential pressure transmitter DE80 ECO-LINE
®
version as stated on the type plate
• Operating Manual
• Closing screw for degree of protection IP65
• Connection set for ventilation ducts
type. No. 04005148 consisting of
2 x hose (6/4 mm) 2.50 m long
2 x measuring nozzle ABS RAL7035 light grey
4 x fastening screw ST2.9 x 9.5-C galvanised and passive.
2.2 Intended use
DE80 is a multi-functional differential pressure transmitter with an optional
changeover contact. It is suitable for measuring overpressure, under-pressure
and differential pressure in neutral gaseous media.
The device may only be used for the purpose stipulated by the manufacturer.
The manufacturer will not be liable for damage arising from incorrect or im-
proper use.
2.3 Function diagram
Sensor
Display
Analogue output
Changeover contact
Differential pressure
Power supply
24 V AC/DC
RS485
Modbus
µC
DIP switch
Parameterization
Zero point button
Offset correction
Potentiometer
Switch point setting
Fig. 1:
Function diagram
