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Application: Mass spectrometer Electro Spray Ionization & Atmospheric Pressure Chemical Ionization source
Electrical Specification | |||
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Unit Type | Mode(s) | Output voltage & current range | Changeover time |
SC005RCV050 | Constant voltage | 0 to ±5kV at ±500μA | <50mS |
SC008RCV050 | Constant voltage | 0 to ±8kV at ±500μA | <50mS |
SC008RCV050-10 | Constant voltage | 0 to ±8kV at ±2μA (Nano amp current monitor*) | <50mS |
SC008RCC050 | Constant current | 0 to ±50μA at ±8kV compliance (variable) | <50mS |
SC005RCD050 | Constant current & voltage | 0 to ±50μA / ±500μA at 0 to ±5kV | <50mS |
SC008RCD050 | Constant current & voltage | 0 to ±50μA / ±300μA at 0 to ±8kV | <50mS |
SC00xRCx010 | - | As above for 10mS equivalents | <10mS |
Input | +24 volt dc ±10% <1A. 0V input common to HV return and chassis. |
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Output, Voltage / Current | See table above. |
Ripple | <0.1% p/p |
Line Regulation | <300ppm of rated output for ±10% input change. |
Load Regulation | <0.5% at rated output. |
Temperature Co-Efficient | <100ppm/oC at rated output |
Drift (after 1 hour warm up) | 100ppm per hour, 200ppm per 8 hours. |
Control: V for CV and C for CC option | 0 to +5V analogue input for rated negative or positive output, accuracy ±2%, Zin 100K. |
Compliance input: Current for CV option, Voltage for CC option |
0 to +5V analogue input for rated output, accuracy ±2%, Zin 100K. User accessible preset potentiometer, 0 to +5.1V available (pin 3). |
Mode input (RCD types): | TTL: Hi = constant voltage, Lo = constant current, internal +5V pull up. |
Voltage & Current monitors: | 0 to +5V (*10V for nA types) for rated negative or positive output, accuracy ±2%, Zout 10K. |
Polarity input | TTL: Hi = +ve, Lo = -ve, internal +5V pull up. |
Safety | Conforms to EN61010-1:2001 (stored charge is <45uC). |
Mechanical Specification | |
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Dimensions | 146 x 133 x 48 mm (5.75” x 5.25” x 1.9”) |
Weight | 1200g (2.6 lb) approx |
Mountings | 6 off blind M3 bushes |
Input & Control | 15 way “D” connector |
Output (Un-terminated cable) | CV only types: 0.75m of coaxial cable. CC and nano amp monitor types 0.75m of triaxial cable. |
Environmental Specification | |
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Operating temperature range | +10 to 45°C indoor use only |
Storage temperature range | -10 to +75°C |
Operating altitude | 2000m |
Storage altitude | 1800m |
Operating humidity | 80% for temperatures up to 31°C, decreases linearly to 50% RH at 40°C |
Storage humidity | <95% RH non-condensing |
Pollution | Pollution categories II |