Subject to modifications
LINCOLN GmbH • Postfach 1263 • D-69183 Walldorf • Tel +49 (6227) 33-0 • Fax +49 (6227) 33-259
Page 9 of 12
User Manual
Operating Instructions
2.6EN-20005-E09
Maintenance and Repair
Electric al Connection
WARNI NG!
Bef ore ma intenance o r rep air of pumps
switch off their power supp ly.
Consid er the safety instructions (pag e 5
and 6)!
4273a 00
CAUTION!
Bef ore startin g, make sure t hat the general
power sup ply is of f. The device must never
be conn ected or d isco nnected w hen the
power is on. The protective con ductor must
always b e connected. Take care that this
line section is undamaged and con fo rms to
st andards and the contacts are safe.
6001a 02
NOTE
The protection IP6K9K is g uarant eed when
th e socket (X1:, X2: & X3:) is tightened on
th e housing cover with flat packin g.
Â
Make sure of the connection and the type of construction
of your QLS 401.
- type of conne ction (VDC / VAC)
- low-level in dication
- type of conne ction plug
- monitoring of meterin g device via external or internal
cycle switch
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Connect the electrical wires acco rding to the following
ele ctrical conne cting diagrams (see chapter „Tech nical
Data“).
4273a 00
ATTENTI ON!
Conside r residual ripple of max.
±
5 % to
con nect pumps with direct current version
(in relation to the op erating vo lta ge acc. to
DIN 417 55).
