KROHNE LEM 300 EN - Manual (Page 3)

Installation and Operating Instructions LEM 300 3
Description
The Double Level Control Unit has two independent, galvanically separated electrical circuits.
Each circuit controls a relay with Normally Open contacts. The status of each relay changes as a
function of the two resistance inputs.
The two inputs act with a hysteresis. The sensibility of the relay circuit can be adjusted from the
front of the module. LED´s indicates an activated relay.
The module can be used as an evaluation module for LS 7000 series sensors. Please refer to the
application example(s).
Product liability and warranty
Responsibility as to suitability and intended use of this instrument rests solely with the operator.
Improper installation and operation of the instrument / system may lead to loss of warranty.
In addition, all claims are subject to the “General terms and conditions of sale” under which this
instrument was purchased.
If a meter or instrument needs to be returned to KROHNE, please note the information given on
the last-but-one page of these Instructions.
KROHNE regrets that it cannot repair or check your instruments unless they are accompanied by
a fully completed Service and Repair sheet.