73
Connect the conversion board according to conversion board pattern I specified in “11.1.3
Connection diagrams.” There is no other connection specific to this function. The related
parameters are shown below.
F401: Heater disconnection detection function
Select [2: Enable standard version] to enable the standard version function.
When the function needs to be temporarily disabled for test operation or other purposes,
select [0: Disable standard version].
※
The highly functional version described in the next section is also available with this
function. Note that the function does not work correctly if the highly functional version
is selected by mistake.
Parameter U: Heater disconnection amount
Set the threshold for the disconnection detection. The threshold needs to be set according
to the number of heaters connected in parallel. Set the threshold with the following table as
a reference.
Number of
heaters
connected in
parallel
U: Heater
disconnection
amount
1
(50%)
2
50%
U = number of disconnected heaters/number of
3
33%
heaters connected in parallel
4
25%
5
20%
(The table on the left shows parameter U when
6
16%
one heater is disconnected.)
7
14%
8
12%
9
11%
10
10%
11
9%
12
8%
13 or 14
7%
15 or 16
6%
17 to 20
5%
Summary of Contents for CALPOTE UG Series
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