YSI IQ SensorNet FDO Sensor - Manual (Page 35)

FDO
®
70x IQ ... Technical data
ba76014e03 05/2014 7 - 1
7 Technical data
7.1 General measurement characteristics
Measuring principle Optical measurement based on photoluminescence.
Measurement in water According to solubility function according to ISO 5814
Measurement in salt-
contaminated
wastewater
Salinity input from 2.0 ... 70.0;
corresponds to 3.4 mS/cm ... 86.2 mS/cm at T
REF
20 °C
(salinity measurement according to IOT = International Oceanographic
Tables)
Temperature
measurement
Temperature
compensation
In the range -5 °C ... + 50 °C (23 ... 122 °F)
7.2 Application conditions
Pressure resistance Sensor with connected SACIQ (SW) sensor connection cable:
The sensor meets all requirements according to article 3(3) of 97/23/
EC ("pressure equipment directive").
Type of protection Sensor with connected SACIQ (SW) sensor connection cable:
IP 68, 10 bar (10
6
Pa)
Immersion depth Min. 10 cm; max. 100 m depth
Operating position Any
The measurement characteristics are primarily determined
by the sensor cap type. The relevant data are given in the
sections 7.6 and 7.7.
Temperature sensor Integrated NTC
Measuring range - 5 °C ... + 50 °C (23 ... 122 °F)
Accuracy ± 0.5 K
Resolution 0.1 K
Max. allowed overpressure 10
6
Pa (10 bar)