Endress+Hauser Liquisys M CLM253 - Page 63

Liquisys M CLM223/253 Commissioning
Endress+Hauser 63
Coding Field Range of
adjustment
(factory settings
in bold)
Display Info
R224 Enter pickup
delay
0 s
0 to 2000 s
R224
s
On Delay
0
A0009077-EN
R225 Enter dropout
delay
0 s
0 to 2000 s
R225
s
Off Delay
0
A0009078-EN
R226 Enter alarm
threshold (as
absolute value)
250.0 °C
-35.0 to 250 °C
R226
C
°
A.Thresh
250.0
A0009079-EN
If the alarm threshold is
undershot/overshot, this
triggers an alarm with the
error message (E067 to E070)
and an error current at the
transmitter (note alarm delay
in field F3).
If defined as a Min contact, the
alarm threshold must be <
switch-off point.
R227 Display status for
limit contactor
MAX
MIN
R227
LC State
MAX
A0009080-EN
Display only
R2 (3) Configure P(ID)
controller
LC PV = limit
contactor
conductivity (1)
LC °C = limit
contactor T (2)
PID controller
(3)
Timer (4)
Clean=
Chemoclean (5)
USP (6)
EP PV(7)
R2
Sel.Type
PID
A0009062-EN
By confirming with ENTER,
another relay function already
switched on is switched off and
its settings are reset to the
factory settings.
R231 Switch function
of R2 (3) off or
on
Off
On
Basic
PID+B
R231
Function
off
A0009081-EN
On = PID controller
Basic = basic load dosing
PID+B = PID controller + basic
load dosing
R232 Enter set point Cond/ind: 0.00
μS/cm
MOhm: 0.00
kΩ·cm
Conc: 0.00 %
µS/cm
R232
Setpoint
0.00
A0009084-EN
The set point is the value to be
maintained by the control
system. Using this control
process, this value is restored
when an upwards or
downwards deviation occurs.