Spot Type Main Unit, Head Cable 2-m and Standard Needle
Keyence SJ-M020
High-Performance Micro Static Eliminator SJ-M series
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Specification
| Model | SJ-M020 | |
| Type | Head | |
| Voltage application method | Pulse AC method | |
| Applied voltage | ±5.5 kV | |
| Rated output voltage | ±6 kV | |
| Ion balance control method | I.C.C. method | |
| Static elimination time | 0.5 sec max.*1 | |
| Ion balance | ±15 V*2 | |
| Air purge supplied pressure | 0.001 to 0.5 MPa*3 | |
| Control input | Static elimination stop input | Non-voltage input |
| Control output | Alarm output | NPN open collector 100 mA (40 V or less) |
| Ion level alarm output | ||
| Condition alarm output | ||
| Rating | Power voltage | 24 VDC ±10 % |
| Current consumption | 450 mA or less | |
| Environmental resistance | Ambient temperature | 0 to +80 °C*4*5 |
| Relative humidity | 35 to 65 % RH (No condensation)*3 | |
| Weight | Approx. 600 g | |
| *1 At installation distance 50 mm, air flow 60 Nl/min (ambient temperature 20 to 30 °C, relative humidity 40 to 60 %) *2 At installation distance 50 mm, air flow 20 Nl/min (ambient temperature 20 to 30 °C, relative humidity 40 to 60 %) *3 Contact KEYENCE for information about derating for humidity and pressure when the ambient temperature above 35 °C. Use clean, dry air with a dew point of -20 °C or less for the supplied fluid. Also, the minimum air flow amount varies according to the nozzle. Contact KEYENCE for information about each nozzle. *4 Use a supplied fluid with a temperature of 40 °C or less. *5 Only for the pressure cable. Other parts should be used with an ambient temperature of 0 to 40 °C. |
