Xylem FDO 925 - Manual (Page 14)

Technical data FDO
®
925
30 ba75898s01 04/2010
5 Technical data
General features Measuring principle Optical measurement based on photolumi-
nescence.
Temperature sensor Integrated NTC 30 (30 k
:at 25 °C / 77 °F)
Dimensions
(in mm)
Weight 180 g (with 3 m cable)
Materials Shaft POM
Connection head POM
Sensor cap PVC, silicone and PMMA
Sensor head POM, PV and PMMA
Sensor head - sensor cap
contacts Brass, gold-plated
Thermistor housing VA steel 1.4571
Fixing ring VA steel 1.4571
Seals FPM (Viton)
Connection cable Lengths 1,5 / 3 / 6 / 25 m
Diameter 4.3 mm
Smallest allowed
bend radius Fixed installation: 20 mm
Flexible use: 60 mm
Plug type Socket, 4 pins
Pressure
resistance
Sensor with connection ca-
ble IP 68 (2.5 x 10
5
Pa or 2.5 bar)
Cable plug IP 67 (when plugged in)
The FDO
®
925 meets the requirements according to article 3(3) of the
97/23/EC directive ("Pressure equipment directive").
145.0
201.5
15.3
21.7