Technical data

21
ERWEKA DT 720-4000
6 or 7 stirrer type
ERWEKA DT 720-4000 High-Head is based on
the DT 720 user interface (keypad / displays),
but fitted with 7 vessels (6 or 7 stirrers) of 4000
ml capacity.
 Easy and comfortable operations:
UP/DOWN and START/STOP buttons for
test parameter setting as well as individual
big and bright LE displays for display
 Manual lifters with hydraulic support
 High-head operations (UniShaft)
 Quick exchange system for the stirring
methods by screw system
 Automatic height adjustment of the stirring
elements
 Vessel centring tools
 Acrylic glass water bath
 Corrosion-free plate for holding the vessels
 External heating system with control by the
keypad and LE display of the DT 720R;
accuracy 0.2°C
 Internal PT 100 temperature sensor for
water bath temperature display
 Optional external PT 100 temperature sen-
sor for water bath- or media temperature
display
 Calibration menu for quick calibration of
the temperature sensor/s
 Shaft wobble less than 0.2 mm at delivery
 Height adjustable feed for levelling
 Hours of operation counter
 Optional USB printer interface for docu-
mentation of the test run parameters (time,
date, rpm, temperatures etc.) by a stan-
dard printer (PCL 3 language)
ERWEKA DT 726 HH - 4000
6 test stations, 1 reference position;
for UniShaft only
For 6 stirring elements and holding 7x4000 ml
vessel
230V/50-60Hz 14-074-6001
115V/60Hz 14-074-6003
127V/60Hz 14-074-6004
ERWEKA DT 727 HH - 4000
7 test stations; for UniShaft only
For 7 stirring elements and holding 7x4000 ml
vessel; Additional price
230V/50-60Hz 14-074-7001
115V/60Hz 14-074-7003
127V/60Hz 14-074-7004
Shaft System
UniShaft
The DT 720-4000, due to its High-Head opera-
tion, comes with the ERWEKA UniShaft sys-
tem.
The system comprises of an upper Shaft (inside
the drive head) and a lower Shaft to which the
Paddle or Basket holder is connected.
All parts are numbered and optionally come
with a certificate of USP/EP compliance.