ProMinent DULCOMETER D1Cc - Setting the Limits

10.3 Setting the Limits
limits fault
hyst.: 4.0 ppm
∆t on: off
control: on
relay 2 LV2
- active closed
∆t on 0 s
∆t off 0 s
relay 1 LV1
- active closed
∆
t on 0 s
∆t off 0 s
limits
setting ?
limit 2 upper
150.0 ppm
limit 1 lower
10.0 ppm
A0028_GB
Fig. 65: Limits
The lower display row in the diagram A0028 is only visible if the relays have been defined
as limit relays or as actuators in the menu
Ä Chapter 10.2 ‘Setting the Relays’
on page 116 .
Setting options in the "Set Limit Values" menu
Possible values
Factory set‐
ting
Increment Lower value Upper value Remarks
Type of
limit trans‐
gression
Limit
transgres‐
sion by
exceeding
or drop‐
ping below
limits
Limit 1 Lower
Lower /
Upper / Off
Lower Upper
Limit 2 Upper
Limit value
Limit 1
20 % 1 %
Upper limit
of measured
value
Limit value
Limit 2
80 % 1 %
Hysteresis
limit
2 % 1 % Effective in
the direc‐
tion of
cancelling
limit trans‐
gression
Operating Menus Independent of Measured Variables
122