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CHAPTER 3 WIRING, CONNECTING
3
3.1 TERMINAL ASSIGNMENT OF DIGITAL INPUT OPTION BOARD
Figure 3-1a shows terminal assignment, Figure 3-1b shows terminal standard connection.
In case of sink type interface, power is supplied to input terminal (D0 to D15, STRB) by short circuit between
P24B terminal and PLCB terminal.
D5
D4
D3
D2
D1
D0
STRB
P24B
TM2
Terminal assignment
CM1
PLCB
SEQ
CMB
D15
D14
D13
D12
D11
TM1
Terminal assignment
D10
D9
D8
D7
D6
TM1
TM2
Figure 3-1a Terminal assignment
RY
SEQ
CMB
D15
D0
STRB
CM1
PLCB
P24B
D14
(Data input signal)
(Sequence error output terminal)
(Strobe)
(Common terminal)
(Common terminal)
(short circuit)
Inverter digital option printed board
Figure 3-1b Terminal standard connection