MXE Series
- Hot-switchable polarity reversing modules from 2.5kV to 10kV, at 200µA
- Differential Analog, RS-232 and RS-485 Control
- High Stability, Low Temperature Coefficient
- Ultra Low Ripple and Noise, Specified Down to 1/f Band
- Free GUI for testing and development work
*Примечание. Все технические характеристики могут быть изменены без предварительного уведомления. Пожалуйста, ознакомьтесь с английской версией PDFдля получения последней актуальной информации об оборудовании.
Точные Модули Смены Полярности С Горячим Переключением
Spellman’s MXE series is a family of high voltage, high performance, ultra-compact, hot-switchable polarity reversing modules with output voltages rang ing from 2.5kV to 10kV.
The MXE series units feature multiple control options: differential analog, RS-232 and RS-485 (half duplex). Spellman’s advanced low noise, high stability technology provides the high quality and performance needed for precision applications.
Typical Applications：
- Mass Spectrometry
- Automatic Test Equipment
- Capillary Electrophoresis
- Dual Ion Surface Analysis
- Electrostatic Printing
- Electrostatic Lenses
- Electrospinning
- Precision Laboratory
Технические характеристики
(Ref. 128162-001 REV. C)
SPECIFICATIONS
Input Voltage:
+24Vdc, ±1.2Vdc
Input Current:
0.5A maximum
Output Voltage:
3 models available: ±2.5kV, ±5kV and ±10kV
Minimum programmable voltage and max offset when programmed to 0V or disabled:
MXE2.5: ±50V
MXE5 and MXE10: ±75V
The output is not designed to sink current
Output Polarity:
Hot-switchable polarity reversing
Output Current:
200μA maximum
Voltage Regulation:
Line: For a 5% line change 20ppm
Load: 0-100% load 20ppm
Accuracies:
Voltage Control and Monitor: ±1% or ±10V*
Current Monitor ±5% or ±2μA*
Current Control (Digital): ±2% or ±2μA*
*whichever is greater
Voltage Program Repeatibility: ±0.1%
Current Limit:
230μA to 250μA
Polarity Reversal Time:
5s to within 2ppm
0.5s to within 99% at max output voltage and up to 100pF connected capacitance
Output Decay Time:
5s to <50V at no-load condition
Ripple:
≤30mV between 0.01Hz and 20MHz
Stability:
≤15ppm/8h after one hour warm up period
Temperature Coefficient:
≤15ppm per degree C
Protection:
Arc and short circuit protected.
Environmental:
Temperature Range:
Operating: 10˚C to 45˚C
Storage: -20˚C to 85˚C
Humidity:
5% to 90% RH, non-condensing
Cooling:
Convection cooled
Dimensions:
1.9˝ H X 5.7˝ W X 6.8˝ D (48mm x 144mm x 172mm)
Weight:
3.74 lbs (1.7kg)
Interface Connector:
15 pin male D connector
Output Connectors:
Captive 39.4˝ (1 meter) long un-terminated shielded HRG58 HV cable (URM76 compatible)
Regulatory Approvals:
Compliant to EEC Low Voltage Directive UL/CUL recognized, File E354595.. UK Conformity Assessed. RoHS Compliant.
MXE SELECTION TABLE
| Model | OutputVoltage | Output Current |
|---|---|---|
| MXE2.5PN24 | ±2.5kV | 200μA |
| MXE5PN24 | ±5kV | 200μA |
| MXE10PN24 | ±10kV | 200μA |
MXE EXTERNAL INTERFACE—15 PIN MALE D CONNECTOR
| PIN | SIGNAL | SIGNAL PARAMETERS |
|---|---|---|
| 1 | 24Vdc Return | Input voltage return |
| 2 | +24Vdc Input | Input voltage +24dc @ 0.5A max |
| 3 | Voltage Monitor Output | 0 to 10Vdc = 0 to 100% rated output, Zout=330Ω |
| 4 | Polarity Set Input |
TTL level or open/short contact signal. Low or short = Positive, high or open = Negative |
| 5 | Comms Select | Comms Select / TTL level or open/short signal. Low or short = RS485, high or open = RS232 |
| 6 | Voltage Program Return | 0 to 10Vdc differential between pin 7 and pin 6 = 0 to 100% of rated output, Zin=100kΩ |
| 7 | Voltage Program Input | 0 to 10Vdc differential between pin 7 and pin 6 = 0 to 100% of rated output, Zin=100kΩ |
| 8 | Current Monitor Output | 0 to 10Vdc = 0 to 200μA, Zout=330Ω |
| 9 | RS232 RxD/RS485+ | Receive data (input) wrt pin 11 or RS485 non-inverting |
| 10 | RS232 TxD/RS485- | Transmit data (Output) wrt pin 11 or RS485 inverting |
| 11 | Signal Ground | Signal ground for control and monitoring |
| 12 | Enable Input | TTL level or open/short contact signal. Low or short = enabled, high or open = disabled |
| 13 | VProg A | Connect to pin 14 for analog Vprog control |
| 14 | VprogINT | Connect to pin 13 for analog Vprog or pin 15 for digital Vprog |
| 15 | Vprog D | Connect to pin 14 for digital VProg control |
Note: The MXE starts in analogue control at power on, if digital communication is detected, it switches to and remains in digital mode until power cycled.
Таблицы и диаграммы
DIMENSIONS: in.[mm]
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BOTTOM VIEW
REAR VIEW
SIDE VIEW
