PRODUCT INFORMATION
Air Leak Tester

LS-R700
Air Leak Tester that is Sophisticatedyet Easy-to-Use

FeaturesEasy-to navigate and intuitive interface withsimple menu configuration

User selectable multi-language capability(English, Japanese, Chinese)

Waveform Display of Test pressure andDifferential pressure

USB Port for easy test data management

Mastering feature provides highly accurate test
results

Intuitive operation makes test
parameter programming easy.

Measurement screens are
selectable among 3 depending on
the situation.

Settings Menu is easy-to-follow.
The Guidance Bar at the bottomgives you a simple explanation what
the item is.

Features
Display

Color 3.5-inch LCD
Selectable from 3 different measurement
screens

Comes with self-check features:
Sensor sensitivity, Air-valve performance
K(Ve) can be setup using Leak Master toK(Ve) Automatic
measure leak coefficient to convert measured
Setup
pressure to a flow rate.
Two sets of leak limits: Large/Small leaks on
Leak Limits
Work-side (UL/UL2) and Master-side (LL/LL2)
Electro-pneumatic For the models come with Electro-pneumaticControl of Test
regulator, different test pressure can be setPressure
independently for each channel.
Eliminates noise by repeating the DET stage
Noise Reduction
when reading falls between DET UL and DET(NR)
UL2. (For canceling Cycle over settings)
Offset and span check of Differential Pressure
Maint (Inspection) Sensor (DPS),
Offset and span check of Pressure Sensor (PS)
Mastering, Auto-Drift Compensation, Fixed
Compensation
Compensation
Intelligent
Pneumatic Circuit

Self Check

Air-operated valve performance, DPS/PS Offset,
CPU performance and others

Sensor Protection

Air-Blow (Intelligent
Pneumatic Circuit)
External Exhaust Valve
ReadyThe pneumatic circuit iscleaned at the end of
every leak test.
Valve is soldseparately.

ExhaustInterference
Prevention

Exhaust timing will be controlled for the cases
where multiple cavities are tested simultaneously.

Charge Hold

Tester pressurizes the tested part continuously.
Used to locate leaks.

SerialCommunication

RS-232C: 1 port (Rear panel)
USB: 1 port (Front panel)

Display/Messages
MasteringSettings
Quick Mounting
Brackets
Control I/O Port

Error Message, I/O Monitor, Channel Title,
Counter etc.
Day of Week, Interval, Iteration, Max Idle Time,
Consecutive Triggers, Mastering Comp Value,
Mastering Limits
Tester can be mounted/removed with only twoscrews. Good for mounting the tester in a limited
space.
NPN-PNP common
Phoenix Contact connector. Wire connection canbe done with a flat-bladed screwdriver.

LS-R700-985B1-H
1

Specifications

Display Unit*2DPS

Resolution
Display Range
Accuracy *1Sensor Proof
Pressure
Test Pressure
Leak

EquivalentInternal Volume
Leak Display
Leak Limit
Number of Channels
TimersPower Source
Ambient
Temperature
Humidity
WeightPressure Source

0.1 Pa±999.9 Pa (Accuracy Guaranteed: ±1000 Pa)±2.5% of rdg ±1 Pa, 50 Pa or less: ±2 PaBCDE

RS-232C(D-sub 9 pins)

mL, L (in3, ft3)
4 digits, Sampling Rate: 10 times/s
Up to ±999.9 Pa
32 channels (#0 to #31)
Up to 999.9 s (Resolution: 0.1 s)
100 to 240 VAC ±10% at 50/60 Hz, 70 VA max

USB PortAccessories

5 to 45 °C
80 % RH or less / No dew condensation
Approx. 10 kg
Clean air. The source pressure must be
sufficiently higher than the test pressure andthe pilot pressure.

*1*2

Filter regulator for pilot pressure:
Setting range: 400 to 700 kPa
Rc1/4 (Test pressure, WORK and MASTERports)6 mm quick disconnect fitting (Pilot pressure)SH-2A 144 MHz, DRAM 8 MB
I/F fixed length
Test parameters as well as
ID/F fixed length test results are transmitted.
Only test results are
T/F fixed lengthtransmitted.
OthersOther formats
Judgment, Leak, Test
Transmittedpressure, Channel#, Timers,
Dataetc.
Copy all the test parameters
Test Parameters
in a csv fileOil mist separator and regulator for Testpressure, Filter regulator for Pilot pressure,
Quick mounting brackets, Control I/O
connector, Power cable, Inspection Record ofthe product, Calibration Certificate of thestandard, Operation manual CD

Option D4 (Differential Pressure Sensor Range: 10 kPa)
±5% of rdg ±0.01 kPa, 0.2 kPa or less: ±0.02 kPa
The units in () are not available for SI unit restriction models.

A, B, D and E in the model notation are mandatory.

A1: Intelligent 1 Pneumatic Circuit, A2: Intelligent 2 Pneumatic Circuit, AS01: Micro Volume Circuit,
AS1: Small Volume A1 Circuit, C: Secondary Pressure Circuit *1
M: 50 to 800 kPa, L: 10 to 100 kPa, L02: 5 to 20 kPa, V: -5 to -100 kPa, H20: 2.0 MPa or less *2
Test Pressure Precision Regulator
Range
E/P Regulator
MR: 50 to 800 kPa, LR: 10 to 95 kPa, VR: -0 to -75 kPa
G: External Exhaust Valve Ready *3, J: With CAL Driving Valve For Leak Master,
B: Bypass Circuit Ready (without Precision Regulator and filter), B1: Bypass Circuit Ready (with Precision Regulator),
W: Come with Stop Valve Open/Close Check Switch, PV1: Pressure/Vacuum Pressure Sensor *4,Options
E1: Without Precision Regulator (L, M, V press), F1: Blow Orifice Φ1.2 *5, R1: E/P Regulator Ready (With EP Connector),
RX02: Nylon Filter Housing (Filter for pilot pressure), RX03: Nylon Filter Housing (Filter for pilot pressure and test pressure),
RX06: Pilot Pressure Port Comes with Filter Only, D4: DPS Range: ±10 kPa, PX1: NPT Fittings, PX2: Rechargeable Battery *6
Display Units UX1: SI units only (Mandatory for Japanese customers), UX2: All units (Overseas only)
Power Cable VA: 125 VAC 3 m, VE: 250 VAC 2 m, VK: 250 VAC 2 m (Only for Chinese customers)
PneumaticCircuit[External Exhaust Valve Ready (G)] and [Come with Cal driving
valve for Leak Master (J)] are not available.
*2 Not available for [High (H20)] models.
*3 Standard specification. Not selectable for [Vacuum (V, VR)].
*1

CPUkPa，MPa(kg/cm2, PSI, bar, mbar, mmHg, cmHg, inHg)
Pa, kPa, mL/s, mL/min, L/min, Pa･m3/s,
E-3 Pa・m3/s, Pa/s, Pa/min, *Pa/s, *Pa/min(mmH2O, inH2O, mmHg, in3/min, in3/d, ft3/h)Model LS-R700(A B C.D.E)
APort Size

5 MPa

Model Classification

Pilot Pressure

Pneumatic Circuit

Low pressure: ±100 kPa Medium pressure: -100 to 1000 kPa
Standard specification for [Micro Volume Circuit (AS01)].
Also, select when the test pressure is -10 to -4 kPa.
*6 [Rechargeable Battery (PX2)] is mandatory for Chinesecustomers. Testers come with this option are not CE compliant.
*4*5Standard Circuit: Intelligent 1 Pneumatic Circuit

External Appearance

Dimensions (W195 x H205.2 x D304.7 mm)* The contents of this catalog are as of November 2023. The specifications are subject to change without prior notice.

Cosmo Instruments Co., Ltd.

http://www.cosmo-k.co.jp/2974-23 Ishikawa, Hachioji, Tokyo 192-0032 Japan
China: Cosmo (Shanghai) Trading Co., Ltd.
Shanghai, Tianjin, Guangzhou, Chongqing, Changchun, and Wuhan
Cosmo Korea Co., Ltd.
Taiw an Cosmo Instruments Co., Ltd.
Wave Electronics & Electrical System Sdn. Bhd.
Cosmow ave Technology Co., Ltd.
Pt. Cosmow ave
Cosmow ave Technology Co.,Ltd. Vietnam Representative Office

Korea:
Taiw an:
Malaysia:
Thailand:Indonesia:
Vietnam:+86-(0)21-6575-6880+82-(0)32-623-6961+886-(0)2-2707-3131+60-(0)3-51626677+66-(0)2-7361667+62-(0)21-89328750+84-(0)24-37876085

Phone: +81-(0)42-642-1357 Fax: +81-(0)42-646-2439
India: Cosmo Instruments India Pvt. Ltd. Head OfficeCosmo Instruments India Pvt. Ltd. South Zone Regional OfficeCosmo Instruments India Pvt. Ltd. Pune - Chakan Office
Germany: Cosmo EU Solutions Technology GmbH
USA: Cosmo Solutions Technology, Inc.
Mexico: Cosmo De Mexico
Brazil: Tex Equipamentos Eletronicos Ind. Com. Ltda.
Australia: Industrial Research Technology Pty. Ltd.

+91-(0)124-421-0946+91-(0)80-2686-1350+91-(0)20-6933-2345+49-(0)212-38367171+1-248-488-2580+52 472 748 62 94+55-(0)11-4591-2825+61-(0)412-176-674

LS-R700-985B1-H2