Chapter 7 Built-in High-speed Counter Function
XBC E-Type Main Unit
7-11
Ver. 1
vi. Operation when setting Ring Count based on present count value (during
decreasing count)
I.
If present count value exceeds user-defined range when setting Ring
Count
a. Error (code no. 27) is occurred and it operates linear counter.
II. If present count value is within user-defined range when setting Ring
Count
a. Present count value starts to decrease down to the user-
defined minimum value and up to the user-defined maximum
value and keeps counting after Borrow occurs.
2,147,483,64
-2,147,483,648
※
If within the user-
defined range
※
If out of the user-
defined range
(1) When setting Ring Count, check count value to determine if it is within or out of user-
defined range.
(2) Ring Count setting when count value is out of the range is regarded as user error. The
count is not available within the Ring Count range.
(3) Use preset function when using Ring Count to ensure position of the count value is
within the range.
Remark
Summary of Contents for XBC-DN10E
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