Hitachi UX Twin Nozzle - EZJ127 Board (I;O Board)

3-25
3.3.7 EZJ127 board (I/O board)
[Function]
- Connect I/F signal with the conveyer.
Output signal: Ready, Fault, Warning, Print-in-progress/Print-complete, On-line,
Universal output 1, Universal output 2
Input signal: Print target detector, Print stop, Reciprocative printing,
Encoder (for product speed matching), Deflection voltage ON/OFF,
Run, Reset, Stop
- External communication: RS-232C connection
[Input / Output signals of terminal block (TB1) and remarks]
Pin
No.
Name of signal
Input / Output
Remarks
NPN Interface
PNP Interface
NPN
PNP
1
Power supply for Print target detector
Output
- DC24V,100mA max. (*1)
- Power supply and NPN / PNP can be
selected by SW1
2
Print target detector
Input
3
Ground for Print target detector
－
4
Print stop
Input
- NPN / PNP can be selected by SW2
5
Signal ground
-
6
Power supply for encoder
Output
- DC24V,100mA max. (*1)
- Totem pole / Open collector (NPN) can be
selected by SW1
- Power supply can be selected by SW1
7
Encoder signal (Totem pole)
Input
8
Encoder signal (Open collector NPN)
Input
9
Ground for Encoder
-
10
Ready
-
Output
-
- Open collector (NPN) only.
11
Signal ground
-
-
-
12
Fault
-
Output
-
13
Warning
-
Output
-
14
Deflection voltage ON/OFF signal
Input
- NPN / PNP can be selected by SW2.
15
Reciprocative print signal
Input
16
Run signal
Input
17
Reset signal
Input-
18
Stop signal
Input-
19
Print-in-progress / Print-complete
Output
- Print-in-progress/ Print-complete can be
selected with screen operation.
- NPN / PNP can be selected by SW2
20
Online output
Output
21
Universal output 1
Output
22
Universal output 2
Output
23
Signal ground
-
(Note 1): Available supply current for print target detector and encoder is up to 100mA in total.
With respect to the wiring,
refer to Technical manual “4
Electnic signal connection”
- 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.
！
Caution wiring for external