KEYENCE SJ-H Series User Manual
Page 13
13
Relationships between installation speed and static elimination speed due to frequency settings.
This displays the relationship between frequency settings and static elimination speed and installation distance
zSJ-H Series
zSJ-HA Series
zSJ-HV Series
zSJ-HC Series
0
5
10
15
20
25
30
0
200
400
600
800 1000 1200 1400 1600
Operating distance[mm]
Static elimination time[sec]
10Hz
5Hz
3Hz
1Hz
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ± 100 V is measured.
The 150 x 150mm plate monitor (20 pF) is used.
SJ-H108 is used.
No downflow.
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ± 100 V is measured.
The 150 x 150mm plate monitor (20 pF) is used.
SJ-H108 is used.
Under the downward air flow of 0.3 m/sec.
0
5
10
15
20
25
0
50
100
150
200
250
300
Static elimination time[sec]
Operating distance[mm]
33Hz
22Hz
0
5
10
15
20
25
30
0
200
400
600
800 1000 1200 1400 1600
Operating distance[mm]
Static elimination time[sec]
10Hz
5Hz
3Hz
1Hz
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ±100 V is measured. The
150 x 150mm plate monitor (20 pF) is used.
SJ-H108A is used.
No downflow
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ±100 V is measured. The
150 x 150mm plate monitor (20 pF) is used.
SJ-H108A is used.
Under the downward air flow of 0.3 m/sec.
0
5
10
15
20
25
0
50
100
150
200
250
300
Static elimination time[sec]
Operating distance[mm]
33Hz
22Hz
33Hz
22Hz
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
50
100
150
200
250
300
Operating distance[mm]
Static elimination time[sec]
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ±100 V is measured. The
150 x 150mm plate monitor (20 pF) is used.
SJ-H108V is used.
Air supply 16 /min, no downflow
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ± 100 V is measured.
The 150 x 150mm plate monitor (20 pF) is used.
SJ-H108V is used.
Air Supply 16 /min.
Under the downward air flow of 0.3 m/sec.
10Hz
5Hz
3Hz
1Hz
0
5
10
15
20
25
30
35
40
45
0
200
400
600
800 1000 1200 1400 1600
Operating distance[mm]
Static elimination time[sec]
33Hz
22Hz
0
5
10
15
20
25
30
0
50
100
150
200
250
300
Operating distance[mm]
Static elimination time[sec]
10Hz
5Hz
3Hz
1Hz
0
5
10
15
20
25
30
35
0
200
400
600
800 1000 1200 1400 1600
Operating distance[mm]
Static elimination time[sec]
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ±100 V is measured. The
150 x 150mm plate monitor (20 pF) is used.
SJ-H108C is used.
No downflow
Measurement conditions:
The time required to eliminate the static charge of
the target from
±1000 V to ±100 V is measured. The
150 x 150mm plate monitor (20 pF) is used.
SJ-H108C is used.
Under the downward air flow of 0.3 m/sec.