Graphical Digital Panel Meter WPMZ-3 INSTRUCTION MANUAL
17
IM-0883-01
PROCESS INPUTS
Screwless terminals
●Ach
Process input
／
GO output
No.
Name
Description
14
V HI
Ach
voltage input terminal
（
+
）
15
LO
Ach
common input terminal
（
-
）
16
A HI
Ach
current input terminal
（
+
）
17
+EXC
Ach sensor power output terminal
（
+
）
18
-EXC
Ach sensor power output terminal
（
-
）
19
GO.OUT
Ach
GO output terminal(collector)
20
GO.GND
Ach
GO output terminal(emitter)
*1 “LO terminal” and “-EXC terminal” is connected internally and same voltage level.
●Bch
Process input
／
GO output
No.
Name
Description
21
V HI
Bch
voltage input terminal
（
+
）
22
LO
Bch
common input terminal
（
-
）
23
A HI
Bch
current input terminal
（
+
）
24
+EXC
Bch sensor power output terminal
（
+
）
25
-EXC
Bch sensor power output terminal
（
-
）
26
GO.OUT
Bch
GO output terminal(collector)
27
GO.GND
Bch
GO output terminal(emitter)
*1 “LO terminal” and “-EXC terminal” is connected internally and same voltage level.
●
Example of connecting to sensor(2 wire type sensor)
+12V (+24V)
LO
-EXC
+EXC
HI
VCC
2 wire type sensor
WPMZ-3
Input： Process
* Use [V HI] terminal as HI terminal if the sensor
is voltage output type, use [A HI] terminal if
the sensor is current output type.
+
-
Ach Process input
Suitable wire：AWG 24 to 16
G
O
.O
U
T
G
O
.G
N
D
V
H
I
L
O
+
E
X
C
-
E
X
C
A
H
I
Bch Process input
Suitable wire：AWG 24 to 16
G
O
.O
U
T
G
O
.G
N
D
V
H
I
L
O
+
E
X
C
-
E
X
C
A
H
I
20
14 15 16 17 18 19
27
21 22 23 24 25 26
※⑮、⑱ : connected internally
※ 、 : connected internally
22 25
