Crompton Controls DCM - Manual (Page 32)

Emotron AB 01-2120-01r2 Single-Pump System Installation 31
8. In window 32 if window 31 is set to (on), choose temperature alarm latched
(on) or temperature alarm not latched (OFF). See section 8.5.
9. In window 41 the permitted phase asymmetry is set between 5% and 50%.
Phase asymmetry monitoring is turned off by pressing -, when the window
shows 5%. To turn the monitoring on again press + and select a value, see
Section 8.2, page 41.
10. In window 42, if the window 41 value is between 5% and 50%, choose
phase asymmetry alarm latched (on) or phase asymmetry alarm not latched
(OFF). See section 8.2.
11. In window 51 set the alarm relay contact function to NO (normally open)
or NC (normally closed), see Section 6.1.3, page 28.
12. In window 52 set the operating relay contact function, see section 6.1.4.
13. In window 53 set the required function for the digital input (DIG). Value:
(1) high-level switch, (2) external reset, (3) external Auto set.
14. Connect the start and stop equipment to terminal 8, see Fig. 13, page 27.
15. Check that the pump is pumping in accordance with the setting in window
13 (set the stop level in window 11 to 0 (default) if the pump stops before or
during the Auto set). Press the button and hold for 3 seconds until
“SEt” appears in the window. The stop level (window 11) becomes meas-
ured power (window 04) minus snore margin (window 12) if window 13 is
set to (
-
). The stop level (window 11) becomes measured power (window
04) plus snore margin (window 12) if window 13 is set to (_), see Fig. 2, 3,
12 and 14.
16. Change the level setting in window 21 between 1-10 for shorter or longer
pump cycles and levels in the pit. A low value gives shorter pump cycles and
lower level in the pit. See Fig. 11 and 14.
17. It is possible to avoid unintentional changes of set parameters. Set window
09 to 369 and confirm with . A padlock is shown in the window. If the
value 369 is re-entered in window 09, confirmed by , the settings are
unlocked.
SET
AUTO
SET
AUTO
ENTER
ENTER