(4)The corresponding address relationship between MA module and the PLC are as below:
PLC address
D0
D1
D2
D3
D4
D5
D6
D7
M100
M101
(5)Ladder chart:
MA Modbus address
Note
K128
Channel 0 set value
K168
Channel 0 control period
K136
Channel 0 parameter P
K137
Channel 0 parameter I
K138
Channel 0 parameter D
K139
Channel 0 parameter Diff
K0
Channel 0 current value
K8
Channel 0 PID output value
K136
Channel 0 PID enable bit
K144
Channel 0 self-study enable bit
Set on M100
Set on M101
Open process S1(write set value)
Close process S5(read current value)
Open process S2(write control period)
Close process S5