Thank you for purchasing a Heidolph Instruments product. This item has been designed,
made and inspected in compliance with DIN EN ISO 61010 for long-term and flawless
operation.
The REAX 20 is an overhead mixer with a controllable speed range, designed to mix,
settle out and separate soil samples. Stoppered cylinders and sediment deposit bottles
between 160 and 270 mm high and a diameter up to 136 mm can be employed with the
REAX 20. Due to its remarkable capability for continuous use, the REAX 20 is perfectly
suitable for the analysis of water, sewage and sediment (according to DIN 38414 pt. 4:
"determination of the elutriation of water).
GENERAL INFORMATION ............................................................................................... 14
SAFETY INFORMATION .................................................................................................. 15
SET-UP .............................................................................................................................. 16
1
Set-up ..................................................................................................................... 16
2
Electric hook-up .................................................................................................... 16
3
Bottle installation .................................................................................................. 16
3.1
2000 ml bottles ...................................................................................................... 16
3.2
1000 ml bottles ...................................................................................................... 17
3.3
500 ml bottles ........................................................................................................ 17
OPERATION AND CONTROLS ........................................................................................ 18
EMERGENCY STOP ......................................................................................................... 18
CLEANING & SERVICING ................................................................................................ 19
DISASSEMBLY & STORAGE ........................................................................................... 19
DISPOSAL ........................................................................................................................ 19
TROUBLESHOOTING ...................................................................................................... 20
SPECIFICATIONS ............................................................................................................. 20
QUESTIONS / REPAIR WORK ......................................................................................... 21
Important information
Advice about power cord / mains supply
Caution: mandatory action
Caution: fire- and explosion hazard
Advice about maintenance / repair
SUMMARY
13
E