The "relays/controls" menu
98
Overview: Parametrization of a pump rate control
Step
Parameter set or submenu Parameter
Remarks
see section
1
"relay/controls" submenu
Select "pump control 1" or "pump control 2".
2
pump control N
(N = 1 or 2)
reference
Select the level according to which the pumps are controlled.
99
number of pumps
Select the number of pumps.
Note: A relay must be available for each pump.
99
standby pump
1)
Define, if one of the pumps is to be a standby pump.
99
reset
Restarts an existing pump control; is not used during the parametrization.
99
3
pump control N
(N = 1 or 2)
function
Select "limit parallel" or "limit simple".
100
load control
Select the type of load control (only relevant for alternating pump control)
100
4
pump control N
(N = 1 or 2)
switch on point
Define the switch on point.
106
switch off point
Define the switch off point.
106
min. pumprate/min
Define the minimum pump rate.
106
crust reduction
Define the inaccuracy for the switching points (to reduce crust formation).
106
switch on border
Define the switch on border.
107
hook up interval
Define the hook-up interval.
107
alternate
Select if an alternating pump control is to be performed.
107
5
pump control N
(N = 1 or 2)
Select a pump.
(The following parameters must be configured for each pump individually.)
6
pumpe M control N
(M = 1 - 6)
(N = 1 or 2)
switch on delay
Define the switch on delay.
101
degree of use
Define the desired degree of use (percentage) for this pump;
(only relevant for alternating pump control)
102
max. use time
Define the maximum use time for this pump
(only relevant for alternating pump control with "load control" =
"time")
102
7
pump M control N
(M = 1 - 6)
(N = 1 or 2)
backlash interval
Define the backlash interval.
103
backlash time
Define the backlash time.
103
error handling
Define the error handling.
103
8
pump M control N
(M = 1 - 6)
(N = 1 or 2)
pump feedback
Select the digital input used for pump feedback.
104
feedback delay
Define the time interval in which a feedback is required.
104
feedback meaning
Define the meaning of the pump feedback.
104
9
relay allocation
Allocate a relay to the pump.
Note: By default, relay 1 is configured as alarm relay.
10
relay N
(N = 1 - 6)
function
Select "pump M/control N".
105
invert
Select if the switching signal is inverted (default: no).
105
11
pump control N
Select the next pump and continue with step 6 until all pumps have been
configured.
If all pumps are configured: Press
to return to the "relay/controls" menu.
1)
only for instruments with external limit switches; the stand-by pump always is the last of the M pumps.
Summary of Contents for Prosonic S FMU90
Page 2: ......
Page 173: ...Operating menu 173 ...
Page 179: ...Operating menu 179 ...
Page 216: ...www endress com worldwide BA290F 00 en 01 08 52024320 FM SGML 6 0 ProMoDo 52024320 ...