ZM400 Series Indicators Service Manual
141
13.5 System block diagram
ZX4xx Series
Main PCB/ Card Engine Kit
J4
ZM4XX Series
Display / Keypad PCB
P10
P1
P10
TB1
TB2
TB3
J3 J2
TB5
TB4
P3
J1
Keypad
Display
E
the
rn
et
US
B
Power Supply
100-240 VAC
65W 24VDC
Option Module
P4
Scale Interface
Description
-EXC
+EXC
-SEN
TB1
2
3
4
5
6
7
+SEN
-SIG
+SIG
SHIELD
1
Input / Output
Description
GND
Input 1
Input 2
TB2
2
3
4
5
6
7
Input 3
Digital Out 1
Digital Out 2
Digital Out 3
1
Relay Voltage
8
Com 1 & 2 RS232
Description
GND
TX1
RTS / TX2
TB3
2
3
4
5
6
RX1
CTS / RX2
5VDC
1
Power Input
Description
12-36 VDC
GND
TB5
2
1
TB4 P3
3
4
1
2
1
2
S1
1
2
3
S1
1
2
3
ZM401
Switch
Settings
ZM405
Switch
Settings
Содержание ZM401
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