Hitachi SJ Series, User Manual

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21-35
Chapter 21 Technical Notes
Ver.1.00 Description Ver.2.00 Description Page
PID1 function
PID2 function Function
extension PID1 function (addition of
target and feedback)
PID2 function
PID3 function
PID4 function
PID start abnormal judgment The PID function was extended.
・
The target and feedback of PID1 are
covered in total of 3 systems.
・
Added PID3 and PID4
・
Abnormal judgment upon startup
12-10-1
Brake control
function Function
extension Addition of brake control
function 2 A brake function using vector-controlled
servo lock was added.
12-17-8
－
Addition of
function Contactor control A function was added, enabling control of
a contactor arranged on the secondary
side of the inverter.
12-17-10
Upper limit Function
extension Upper limit selection The function was extended so that a value
other than the parameter value can be set
for the upper limit.
12-6-1
Compare-match
function Addition of
function Compare-match function
(phase factor mode) In addition to the low interval detection
mode, input pulse in pulse string input is
counted, and an output signal is output if
compare-match is performed.
12-24-13