HAMWORTHY HEATING LTD
MILBORNE 500 SERIES
500001130/A
50
No Desc. Lower
Limit
Family Upper
Limit
Default
Value
Note Specification Pc
Screen
95 Change
password
0 G 99 22
44
If enter this
parameter,
first change
the service
password
(S 22),
second can
change the
factory
password
(F 44)
Service Password
Factory Password
96 Hyst_up_
PID_I_
reduce
0°C P
10
1
For more details, see specification
parameter 97
Power
97 I_reduce
value
0
P
30
1
If the flow > = se
hyst_up_PID_I_reduce, the
I_reduce_value will be
subtracted from the high-byte of
the sum of the errors. This
causing the calculated power to
reduce faster than on a normal I-
action.
Power
98 Low_load
waiting
0 sec
P
255 sec
60
When the master detects that a
slave is at low load, the master
waits this period to check if
another slave is also at low load
condition.
Slave &
low load
99 Low_load_
period
slave
0 sec
SL
255 sec
60
The low load is active when the
flow temperature of the boiler
goes above the 85°C. The boiler
waits 60 sec (low_load_period
_slave). After 60 sec the boiler
checks the flow temperature. If
the temperature is lower than
85°C, the low load condition is
deactivated.
Slow &
low load
