SXS50/56 Electrical Safety Tester
The SXS series safety tester combines the functions of a megohmmeter, a ground continuity tester, and a dielectric strength tester performing AC hipot test (the SXS56 also has a DC hipot test function), insulation resistance measurement, ground continuity measurement and together with the FMG rack, the SXS range also has a leakage current measurement function.
Suitable for the Aerospace Industry.
View the SXS 50/56 safety testers on the manufacturer's website
Key Features
- Ground bond test up to 30 A AC / resistance up to 1.5 Ω
- Hipot up to 5 kV AC 10 mA nominal current / 6kV DC 4mA DC nominal current (SXS56)
- 13 mA AC short circuit current, and < 9mA DC (SXS56) for the max voltage adjustment
- Insulation measurement up to 1000 V / resistance from up to 2 TΩ
- Leakage current measurement made with FMG501 rack
- fully automatic testing
- standard RS232, optional IEEE488-2, Ethernet, or PLC
- SXSPRO multi-lingual software
- easy to use and user friendly interface
Downloads
Please feel free to download any of the documents associated with this product.
Technical Specification
DIELECTRIC STRENGTH TEST FUNCTION
Output voltage
- 0 to 5 kV AC (50 or 60 Hz).
Limited to 4.2 kV AC with FMG501
- 0 to 6 kV DC (SXS56)
- Accuracy: ± (2%+50 V) of the preset value between 100 to 5000 V and for a current < 100 μA with the detection modes: ΔI, IMAX or ΔI+IMAX
Voltage reading
- On a digital kilovoltmeter connected on the output terminals
- Accuracy: ± (1.5% + 20 V)
- Display: 600 digits
Stability
- Less than 1% for a mains variation of ± 10%
Current
- Short circuit < 13 mA AC (SXS50/56) and < 9 mA DC (SXS56) for the max. voltage adjustment
- Short circuit duration limited to 5 seconds
- Nominal current : 10 mA AC (SXS50/56) and 4 mA DC (SXS56)
Current reading
- On a shunt resistor inserted in the test circuit
- Accuracy: ± (2.5% + 2U)
1U = 0.01 mA (SXS50)
1U = 0.1 mA (SXS500)
- Display: 1000 digits
Breakdown detection
- "DELTATEST" detector adjusted for ΔI = 1 mA ± 10% with 10 μsec. ± 20%. Total insensitivity to current due to the resistance and the capacitance of the device under test
- "IMAX" detection by maximum current adjustable from 0.01 to 10 mA, by 0.01 mA steps
- DELTATEST and IMAX mode combination
IMIN threshold function
- Detects whether the probe is properly connected to the specimen under test
- Adjustable from 0.01 to 10 mA
DC voltage (SXS56 model)
- Positive pole grounded
- Ripple < 1% for I < 100 μA (SXS56)
Breakdown indication
- By visual (LCD screen and LED) and sound signal
- Breakdown voltage and current are stored on the LCD display
- HV primary transformer shorted when the output voltage is switched off
Timer
- Rise, hold and fall time adjustment between 0 and 999 sec.
- Fast mode : (rise + hold) < 900msec.
Storage
- 10 test parameter (voltage, threshold, time,...) sets can be stored
MEGOHMMETER FUNCTION
Measurement range
- 50 kΩ to 200 GΩ (2 TΩ option XS20)
- The maximum insulation resistance is given by : (UTEST/Umax) x 200 GΩ
Accuracy
- ± (1.5% + 1U)
- Display: 2000 digits
Threshold
- A High limit (making specimen under test detection possible) and a Low limit adjustable from 50 kΩ to 200 GΩ (2 TΩ option XS20)
Measurement voltage
Adjustable by 1 V DC step from :
- 10 to 500 V DC
- 20 to 1000 V DC (XS26 option)
- Accuracy: ± (1% + 2 V)
- Short circuit ≤ 2 mA DC
Measurement time
- Adjustable from 0 to 999 sec. or permanent
- Rise time adjustable in Volt/sec.
Storage
- 10 test parameter (voltage, time, threshold,...) sets can be stored
GROUND CONTINUITY FUNCTION
Measurement range
- 0.001 Ω to 1.500 Ω
- Display possible in voltage drop according to the EN60204 standard
Accuracy
- (2.5% + 10 mΩ)
- Display: 1500 digits
Threshold
- High and Low limits adjustable from 0.001 Ω to 1.500 Ω
- Threshold adjustable in volt according to EN60204 standard
AC current
- 5 to 30 A AC by 0.5 A steps, with load regulation
- Accuracy: ± (1% + 0.5 A)
- Current can be progressively applied from 5 A to the maximum test value.��Open circuit voltage: < 6 or 12 V AC
- Frequency: mains power supply (50 or 60 Hz)
Measurement time
- Current rise time from 0 to 999 sec.
- Hold time from 0 to 999 sec. or permanent
Storage
- 10 test parameter (current, threshold, time,...) sets can be stored
LEAKAGE CURRENT MEASUREMENT
Refer to FMG501 data sheet
SEQUENCE FUNCTION
- 8 test steps automatically sequenced among: Dielectric strength test, Insulation, Ground continuity, Leakage, Pause, Multiple continuity
- Each test function is linked to a parameter memory number.
10 sequence setups storage
- Example of a sequence performing a Dielectric strength test with parameters stored in memory number 1, followed by an insulation test with parameters stored in memory number 0, followed by a Pause, then by a Ground continuity test made on 10 different points with parameters stored in memory number 5
L1: HIPOT 1
L2: MEGOHM 0
L3: PAUSE
L4: POINTS 10
L6: CONTI 5
SXSPRO software on a PC computer makes possible to perform as many tests as wished
INTERFACE
- Built in talker and listener RS232C interface
- Start Test and PASS/FAIL signalsREMOTE CONTROL SOFTWARE
REMOTE CONTROL SOFTWARE
National Instruments Labview Drivers
- Software drivers which can be used in a Labview application to remote control the XS series unit through Ethernet, RS232C or IEEE488-2 interface
- Remote control of all the unit functions
- CD-R including install and uninstall files
- Measurement results in Excel format
Application software
- SXSPRO: powerful software controlling the XS series according to your application (Access & Excel results, bar code management, customized test reports, customized user guidance through the test, user level management, production line oriented features, ...)
- Specific software on request
- Applications examples available with sources in Labview, Delphi, C++ and Java
PROTECTIONS
Instrument
By slow blow fuse
Operator
- No HV or current on the outputs as long as the safety interlock is open
- Red/green lamp to indicate HV presence
- Double safety loop which can be used with safety bloc devices
Device under test
- Fast breakdown detection
- HV primary cut off
- Output terminal shorted and capacitors discharged (DC option, t < 1 sec./μF)
View full technical specification for the SXS50/56 Safety tester
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