Ezj127 Board (I/O Board) - Hitachi UX Twin Nozzle Service Manual

3.3.7 EZJ127 board (I/O board)

With respect to the wiring,
refer to Technical manual "4
Electnic signal connection"
[Function]
- Connect I/F signal with the conveyer.
Output signal: Ready, Fault, Warning, Print-in-progress/Print-complete, On-line,
Input signal:
- External communication: RS-232C connection
[Input / Output signals of terminal block (TB1) and remarks]
Name of signal
Pin
No.
NPN Interface
1 Power supply for Print target detector
2 Print target detector
3
Ground for Print target detector
4 Print stop
5 Signal ground
6 Power supply for encoder
7 Encoder signal (Totem pole)
8 Encoder signal (Open collector NPN)
9 Ground for Encoder
10 Ready
11 Signal ground
12 Fault
13 Warning
14 Deflection voltage ON/OFF signal
15 Reciprocative print signal
16 Run signal
17 Reset signal
18 Stop signal
19 Print-in-progress / Print-complete
20 Online output
21 Universal output 1
22 Universal output 2
23 Signal ground
(Note 1): Available supply current for print target detector and encoder is up to 100mA in total.
- Wrong wiring will cause the board breakdown. Before wiring, be sure to confirm the
terminal signal.
- Be sure to turn OFF the main power switch before you start the external wiring.
Universal output 1, Universal output 2
Print target detector, Print stop, Reciprocative printing,
Encoder (for product speed matching), Deflection voltage ON/OFF,
Run, Reset, Stop
Input / Output
PNP Interface NPN
- Output
-
- Output
- Output
！ Caution wiring for external
3-25
PNP
Output
- DC24V,100mA max. (*1)
- Power supply and NPN / PNP can be
Input
selected by SW1
－
Input
- NPN / PNP can be selected by SW2
-
Output
- DC24V,100mA max. (*1)
- Totem pole / Open collector (NPN) can be
Input
selected by SW1
Input
- Power supply can be selected by SW1
-
-
- Open collector (NPN) only.
- -
-
-
- NPN / PNP can be selected by SW2.
Input
Input
Input
Input-
Input-
- Print-in-progress/ Print-complete can be
Output
selected with screen operation.
Output
- NPN / PNP can be selected by SW2
Output
Output
-
Remarks