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KJLC® 354 Series Ion Gauge with Integrated Controller & Display

A miniature dual filament ionization gauge with built in controller and display.

Features

  • Wide measurement range 5 X 10-2 to 1 x 10-9 Torr (1.3 x 10-9 to 6.7 x 10-2 mbar)
  • Built-in controller and display eliminates the need for expensive external controllers and cabling
  • Pre-programmed, selectable calibration to 16 widely used gases
  • Dual hot filament design, rugged and compact metal construction
  • A direct drop-in plug-and-play replacement for the Granville-Phillips® Micro-Ion module
  • Field serviceable — the sensor assembly can be easily replaced
  • CE Marked, RoHS compliant
  • NIST traceable calibration certificates available upon request.
  • Power supply sold separately.

Specifications Table

Measurement Range5 x 10-2 to 1 x 10-9 Torr  (6.7 x 10-2 to 1.3 x 10-9 mbar)
Communications InterfaceRS-485
Temperature (operating)0 to +40° C
DisplayOLED Graphical Display, 3 digits plus 1 digit exponent, user-selectable units of Torr, mbar, or Pa
Materials Exposed to VacuumIon Collector: Tungsten
Grid: Tantalum
Filament: Yttria-coated iridium
Others: 316/304 SS, Glass, Nickel
Accuracy (typical)5 x 10-2 to 1.0 x 10-8Torr; ± 15% of reading
Repeatability (Typical)± 5% of reading
Set-Point RangeUser configurable from 1 x 10-9 to 5 x 10-2
Set-Point Relays1 single-pole, double-throw (SPDT), 1A at 30 Vdc resistive, 0.3 A at 125 Vac non-inductive
Calibration GasAir/ Nitrogen
Analog OutputsOne log-linear 0 to 9 VDC, 1 V/decade, semi-log
Power Supply Requirements20 to 28 VDC, 30 W protected against power reversal and transient over-voltages
Internal Volume1.0 in3 (16.4 cm3)
Ion Gauge TypeBayard Alpert
Emission Current100 uA, 4 mA, or automatic switching between 100 uA and 4 mA
Ion Gauge TubesDegas: 3 W, electron bombardment
Compliance & StandardsCE compliant, RoHS compliant

Product Downloads
For a downloadable datasheet on this product, please click here.

Troubleshooting Guide
To download an Operation Contamination Troubleshooting guide for this product, please click here.
Gauge Troubleshooting Form
Let us figure out what's wrong with your gauge. Visit the Gauge Troubleshooting form.
Gauges FAQ
Click here for answers to some of the most common questions we are asked.
Contact Us
To speak with someone directly, please call +1 412 387 9200 or email international@lesker.com.
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Ordering Table

Accessories Description Termination Manual
VacuCADSM
Part Number Price In Stock Add
Item
Accessories Description Termination Manual
VacuCADSM
Part Number Price In Stock Add
Item
KJLC 354 Series Ion Gauge NW16KF
Download PDF
(please log in)
KJLC354401YB
$1,075.00
Call for Availability
KJLC 354 Series Ion Gauge NW25KF
Download PDF
(please log in)
KJLC354401YC
$1,100.00
In Stock
KJLC 354 Series Ion Gauge NW40KF
Download PDF
(please log in)
KJLC354401YD
$1,115.00
In Stock
KJLC 354 Series Ion Gauge 1-1/3" CF
Download PDF
(please log in)
KJLC354401YE
$1,115.00
Call for Availability
KJLC 354 Series Ion Gauge 2-3/4" CF
Download PDF
(please log in)
KJLC354401YF
$1,135.00
In Stock

Accessories Table

Accessory
Type
Description Part Number Price In Stock Add
Item
Accessory
Type
Description Part Number Price In Stock Add
Item
Bolts
Bolt Set
HBS25028138
$30.50
In Stock
Bolts
Bolt Set
SBS832075S4-25
P.O.R.
In Stock
Clamp
Clamp, QF16
QF16-075-C
P.O.R.
In Stock
Clamp
Clamp, QF25
QF25-100-C
P.O.R.
In Stock
Clamp
Clamp, QF40
QF40-150-C
P.O.R.
In Stock
Gasket
Copper Gasket
GA-0133
$21.05
In Stock
Gasket
Copper Gasket
GA-0275
$27.35
In Stock
Viton O-ring
Viton O-ring with centering ring, QF16
QF16-075-SRV
$6.75
In Stock
Viton O-ring
Viton O-ring with centering ring, QF25
QF25-100-SRV
$8.55
In Stock
Viton O-ring
Viton O-ring with centering ring, QF40
QF40-150-SRV
$13.10
In Stock
Power Supply
24 VDC (100-240 VAC)
No mains cable included.
KJLPS501X
P.O.R.
In Stock
KJLC 354
Replacement Sensor
KF 16
IG4YB
$275.00
Call for Availability
KJLC 354
Replacement Sensor
KF 25
IG4YC
P.O.R.
Call for Availability
KJLC 354
Replacement Sensor
KF 40
IG4YD
$315.00
Call for Availability
KJLC 354
Replacement Sensor
1-1/3" CF
IG4YE
$315.00
Call for Availability
KJLC 354
Replacement Sensor
2-3/4" CF
IG4YF
$325.00
In Stock

Ordering Note Power cord not included. Please order IEC mains cable separate.