6
2.SPECIFICATIONS AND COMPONENTS
2.1.Standard Specifications
Name
Model GI-M2 metal
ionization vacuum gauge
Model GI-D7 ionization
vacuum gauge
Model GI-N8 ionization
vacuum gauge
1 pc
Pressure display
Mantissa part 3 digits, exponent part 2 digits digital display
□
□□
×
□□
※1)
M-15
WIB-N3
WIN-N3
Measurement
pressure range
5.00×10
-
8
-
9.99×10
0
(Pa)
3.00×10
-
10
-
7.40×10
-2
(Torr)
:
×
-
6.70×10
-
1
(Pa)
1.00×10
-
7
-
5.00×10
-
3
(Torr)
WIB : 1.30×10
-
6
-
1.30×10
-
2
(Pa)
1.00×10
-
8
-
×
-
4
4.00×10
-
9
-
6.60×10
-
1
(Pa)
3.00×10
-
11
-
5.00×10
-
3
(Torr)
Within ±15%
Grid potential: 150(V), Filament potential: 25(V), Collector potential:0(V)
Emission current
10μA,1.0mA
※2)
:
:
0.5mA, 5.0mA
※3)
0.06 Pa
-1
:
-1
WIB: 0.083 Pa
-1
0.153 Pa
-1
Pressure
protecting
function
9.99×10
-
0
Pa
※4)
7.40×10
-
2
Torr
WIT:
×
-
9.99×10
-
3
Torr
WIB: 2.00×10
-
1
Pa
×
-
3
6.60×10
-
1
Pa
6.60×10
-
3
Torr
Degassing
function
Direct electrical heating
of grid
AC
Power
1.5VA
Direct electrical heating
of grid
AC
Power
1.5VA
system.
※5)
、
:
Operates according to DEGAS ON/OFF signal.
:
When this mode is set, degassing is automatically turned off
after a preset time by setting an arbitrary time of 01 to 99 minutes
、
、
100ms
Analog output
Each digit mantissa part linear output,
All measurement ranges pseudo-log. Output,
Designated range hold linear output, LOG Output
Resolution : 10mV
Output impedance : Approx. 100 ohms
Setpoint
Two points can be set independently.
Relay contact output (COM, a contact, b contact for each setting).
AC:125
MAX
,
MAX
/
DC:
MAX
,
MAX
Control changeover, Filament ON/OFF, Filament 2/1, Degas ON/OFF, Range hold,
External protecting
Analog output (0-10V), BDC output, Power condition, Filament ON/OFF, Emission
setting, Degas ON/OFF, Emission valid OK/NG
/
/
temperature
10 ~ 40 ℃
15 ~ 80 % (No condensation)