Amplifier unit Expansion unit
Keyence SK-1050
Electrostatic Sensor SK series
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Specification
| Model | SK-1050 | |
| Type | DIN rail mounting | |
| Main unit/expansion unit | Expansion Unit | |
| Display | Display resolution | 0.001 kV |
| Display range | ±99.999 kV to 99 kV (4-level selection available) | |
| Analogue voltage output | N/A | |
| Analogue current output | ||
| Control input | Zero-shift input | Non-voltage input*1 |
| Timing input | ||
| Reset input | ||
| Bank input | ||
| Control output | Judgement output | Open collector output (NPN/PNP switching, N.O./N.C. switching)*2 |
| Alarm output | Open collector output (NPN/PNP switching, N.C.)*2 | |
| Power supply | Power supply voltage | Supplied from main unit*3 |
| Power consumption | 1170 mW or below (39 mA or below with 30 V) (excluding load current of each output)*4 | |
| Environmental resistance | Ambient temperature | 0 to +50 °C (No freezing or condensation) |
| Relative humidity | 10 to 85 % RH (No condensation) | |
| Material | Body case and front cover : PC , Key top : POM , Cable : PVC | |
| Weight | Approx. 140 g (including accessories) | |
| *1 Inputs are assigned to the four external input lines. Non-voltage input rating : ON voltage 2 V or lower, OFF current 0.02 mA or lower. Voltage input rating : maximum input rating is 30 V, ON voltage 7.5 V or higher, OFF current 0.05 mA or below. *2 NPN open collector output rating : maximum 50 mA/ch (20 mA/ch when expansion units are added) 30 V or below, residual voltage 1 V or below (1.5 V or below when adding 6 or more expansion units, including main unit). PNP open collector output rating : maximum 50 mA/ch (20 mA/ch when expansion units are added) below power supply voltage, residual voltage 2 V or below (2.5 V or below when adding 6 or more expansion units, including main unit). *3 Use 20 to 30 V as power supply voltage when 6 or more expansion units, including main unit, are to be used. *4 When connecting 8 units for DL connection, maximum power is consumption 11.3 W. |
