wtw TetraCon 700-...Ex Series, Руководство по эксплуатации

Страница: 14 / 18

14 ba77055e01 05/2014
Technical data TetraCon
®
700-...Ex
7 Technical data
7.1 General features
Measuring range
10 µS/cm ... 1000 mS/cm at 0 °C ... + 40 °C
Measuring principle
Four-electrodes measurement
Temperature sensor
Integrated NTC 30 (30 k

/ 25 °C)
Dimensions
Weight
Material
Connection cable
Applicable guidelines
and norms
Length 196 mm
(without screwed cable gland)
Shaft diameter 40 mm
Approx. 660 g (without sensor connection cable)
Sensor head PVC, epoxy (filler)
Electrodes, housing of the tem-
perature sensor Graphite
Shaft POM, conductive
Closing head POM, conductive
Protection ring POM, conductive
Cable screw joint POM
Cable coating PUR
Length Depending on variant:
– 1.5 m
– 7.0 m
– 15.0 m
Diameter 8.8 mm
Smallest allowed
bend radius Permanent bend: 180 mm
Short time bend:
90 mm
Connection Screw plug, 7 poles (IP 65)
General safety – EN 60079-0
– EN 60079-11
– EN 61010-1