2 application characteristics, 3 general data, Application characteristics – Xylem WQL-pH pH DATALOGGERS User Manual
Page 70: General data
Technical data
WQL-pH
144
ba75821e01
10/2009
13.2
Application characteristics
13.3
General data
Measuring
medium
Allowed temperature range
0 ... 60 °C (32 ... 140 °F)
Allowed pH range
2 ... 12
Pressure
resistance
IP 68 (1 x 10
6
Pa or 10 bar)
The WQL-pH logger meets all requirements according to article 3(3) of 97/
23/EC ("pressure equipment directive").
Storage
conditions
Recommended storing type
Electrode installed with the watering cap put
on, or electrode receptacle closed with blind
plug, battery removed
Storage temperature
-25 ... 65 °C (-13 ... 149 °F)
(electrode removed)
Test certificates
CE
Dimensions
(in mm)
Weight
860 g (with SensoLyt
®
WQL electrode)
Electrode
connection
SMEK socket
Material
Metal parts coming into
contact with the sample:
– Shaft
– Sleeve
– Coupling ring
– Protective hood
– Cap
Stainless steel 1.4571*
Battery compartment
Brass, gold-plated
Screws
Stainless steel V2A
Plug connector for electrode
PEEK, contacts gold-plated
Thread M6