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Pressure Control Cold Cathode / Hot Filament Gauge Comparison Guide


KJLC® 351
KJLC® 354
KJLC® Cold Cathode
Measurement Method Hot Filament Ion Gauge Hot Filament Ion Gauge Cold Cathode
Measurement Range
Torr
1E-09 to 5E-02 (1.3E-09 to 6.7E-02) 1E-09 to 5E-02 (1.3E-09 to 6.7E-02) 7.6E-10 to 7.6E-03 (1E-09 to 1E-02)
Accuracy (typical) ±15% of reading (1e-8 to 5e-2 Torr) ±15% of reading (1e-8 to 5e-2 Torr) ±30% of reading (7.6e-10 to 7.6e-3 Torr)
Units Controller Dependent Torr
mbar
Pa
Controller Dependent
Temperature - Operating (Range)°C (°F) 0 to 40 (32 to 104) 0 to 40 (32 to 104) 5 to 55 (40 to 130)
Temperature - Bakeout Max °F (°C) 200 (392), Electronics Removed 200 (392), Electronics Removed 150 (300)
Display Type No Digital No
Set-Point Relays Controller Dependent 1 Controller Dependent
Relay Response Controller Dependent 1A at 30 VDC resistive, 0.3 A at 125 VAC non-inductive Controller Dependent
Analog Output Log linear 0 to 9 VDC, 1 V/decade Log-linear 0 to 9 VDC, 1 V/decade Voltage Output: 0 to 10.5 VDC Measurement Range: 0.667 to 10 VDC
Input Power Powered by MGC 3200 20 to 28 VDC, 30 W protected against power reversal and transient over-voltages 14.5 to 30 VDC, ≤2 W
Communication, Standard Analog
RS485
Analog
RS485
Analog
Connector 9 Pin Sub D Male 9 Pin Sub D Male FCC68 / RJ45 8 Pin
Compliance and Standards CE
RoHS
CE
RoHS
CE
RoHS
UL
CSA
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