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Ulvac GI-M2 - 2 Specifications and Components; Standards; Pecifications

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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
Compatible
sensor head
1 pc
Pressure display
Mantissa part 3 digits, exponent part 2 digits digital display
.
□□
×
10
□□
※1)
Compatible
sensor head
M-11,M-12,M-13,M-14,
M-15
WIT-G type, WIB-G type,
WIB-N3
WIN-Gtype, WIN-N2,
WIN-N3
Measurement
pressure range
5.00×10
8
9.99×10
0
(Pa)
3.00×10
10
7.40×10
-2
(Torr)
WIT
1.30
×
10
5
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
1.00
×
10
4
(Torr)
4.00×10
9
6.60×10
1
(Pa)
3.00×10
11
5.00×10
3
(Torr)
Measurement
accuracy
Within ±15
Operating
potential
Grid potential: 150(V), Filament potential: 25(V), Collector potential:0(V)
Emission current
10μA1.0mA
※2)
WIT
0.595mA
WIB
1.0mA
0.5A 5.0mA
※3)
Sensor head
sensitivity
0.06 Pa
-1
WIT
0.139 Pa
-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
1
Pa
9.99×10
3
Torr
WIB: 2.00×10
1
Pa
2.00
×
10
3
Torr
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
Electron bombardment
system.
5)
500V
5mA
Normal mode
Operates according to DEGAS ON/OFF signal.
Auto OFF mode
When this mode is set, degassing is automatically turned off
after a preset time by setting an arbitrary time of 01 to 99 minutes
Function
Settiong of range hold
Selection of filament
Setting of sensitivity
Sampling time
100m
ec
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).
Contact capacity
AC:125
V
MAX
0.5A
MAX
DC:
24V
MA
1.0A
MAX
Control input
signal
Control changeover, Filament ON/OFF, Filament 2/1, Degas ON/OFF, Range hold,
External protecting
Control output
signal
Analog output (0-10V), BDC output, Power condition, Filament ON/OFF, Emission
setting, Degas ON/OFF, Emission valid OK/NG
RS-232C
9600
19200
38400 bps
Operating
temperature
range
10 40
Operating
humidity range
15 80 No condensation

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