Coding
Field
Selection or range
Factory setting
Display
Info
R
Function group
RELAYS
Relay contacts can be selected
and adjusted.
R1
Selection of
contact to be
configured
Rel1
Rel2
Rel3
Rel4
Rel3 and Rel4 are only available
on instrument equipped
accordingly. (Chemoclean is only
possible with Rel3/Rel4.)
R2 (1)
Configuration of
limit contactor for
pH/redox
measurement
LC PV
=
limit contactor
pH/redox
(1)
LC °C =
limit contactor T (2)
PID controller (3)
Timer (4)
Clean =
Chemoclean (5)
Neutr =
Neutra controller (6)
R211
Switch function of
R2 (1) off or on
off
on
All settings are retained.
R212
Enter switch-on
point of contact
pH 16.00
pH –2.00 ... 16.00
1500 mV
–1500 ... 1500 mV
100.0 %
0.0 ... 100.0 %
Never set switch-on point and
switch-off point to the same value!
(Only the operating mode
selected in A1 appears.)
R213
Enter switch-off
point of contact
pH 16.00
pH –2.00 ... 16.00
1500 mV
–1500 ... 1500 mV
100.0 %
0.0 ... 100.0 %
The switch-off point entry selects
a max contact (switch-off point
< switch-on point) or a min
contact (switch-off point
> switch-on point), thereby
implementing an always required
hysteresis function (see Fig. 5.6).
R214
Enter pickup delay
0 s
0 ... 2000 s
Factory settings are printed in
bold
face;
base version does not include functions in
italics.
R
RELAY
Rel1
R1
Sel.Relay
LC PV
R2
Sel.Type
off
R211
Function
16.00
pH
R212
On value
16.00
pH
R213
Off value
0
s
R214
On Delay
Instrument configuration
Liquisys M CPM 223 / 253
38
Hauser
