59
10. EXTERNAL INPUTS/OUTPUTS
Signals are exchanged with outside through the EXT-I/O connector on the rear panel,
except through RS-232C.
Table. 10-1
A list of
EXT-I/O
functions
Termi
nal
No.
Signal identification
Terminal
direction
Signal contents
1
SET1
COM
Out
Relay output
(
AC125V/0.5A
、
DC24V/1A max
)
2
SET1
a
contact
3
SET1
b
contact
4
5
EXT-OUT
COM
Out
External digital output GND
6
POWER
__
E
ON
E
A
/
OFF
Out
Reading of ON/OFF of the main power
supply
7
FILAMENT
A
__
E
ON
E
A
/
OFF
Out
State reading of the filament
8
EMISSION
A
___
E
Em-Hi
E
A
/
Em-Lo
Out
The setting reading of the emission current
9
UNIT
A
__
E
Pa
E
Out
The setting reading of the pressure unit
10
DEGAS
A
__
E
ON
E
A
/
OFF
Out
State reading of the DEGAS movement
11
EMISSION
・
VALID
A
__
E
OK
E
A
/
NG
Out
Validity of emission current
12
DATA
・
VALID
A
__
E
Lo
E
A
/
Hi
Out
It works during output data update
13
PRESSURE
・
DATA
A
_
E
-
EA
/
+
Out
The pressure value output
(
BCD outut
)
14
PRESSURE
・
DATA
A
____
E
C-
b3
E
15
PRESSURE
・
DATA
A
____
E
D-
b0
E
16
17
DEGAS
A
__
E
ON
E
A
/
OFF
In
A control input of the DEGAS movement
18
EXT-PROTECT
A
__
E
ON
E
A
/
OFF
In
Eternal protect input
(
Forced filament OFF
)
19
EXT- 5V INPUT-COM
In
Power supply input for eternal control inputs
20
EXT-24V INPUT-COM
21
22
23
GND
Eternal control input GND
(
D-GND
)
24
GND
(REC-OUT
-
)
Analog output GND
(
A-GND
)
25
REC-OUT
+
Out
The pressure value output
(
analog output
)
26
SET2
COM
Out
Relay output
(
AC125V/0.5A
、
DC24V/1A max
)
27
SET2
a接点
28
SET2
b接点
29
30
PRESSURE
・
DATA
A
____
E
A-
b0
E
Out
Pressure output
(
BCD output
)
31
PRESSURE
・
DATA
A
____
E
A-
b1
E
32
PRESSURE
・
DATA
A
____
E
A-
b2
E
33
PRESSURE
・
DATA
A
____
E
A-
b3
E
34
PRESSURE
・
DATA
A
____
E
B-
b0
E
35
PRESSURE
・
DATA
A
____
E
B-
b1
E
36
PRESSURE
・
DATA
A
____
E
B-
b2
E
37
PRESSURE
・
DATA
A
____
E
B-
b3
E
38
PRESSURE
・
DATA
A
____
E
C-
b0
E
39
PRESSURE
・
DATA
A
____
E
C-
b1
E
40
PRESSURE
・
DATA
A
____
E
C-
b2
E
Summary of Contents for GI-M2
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