AC-BB
■ Pneumatic diagram ■ Wiring diagram Pneumatic diagram AC-BB Size of all pneumatic lines min. 1/2“ or 3/4“
Control unit for SP and Big Bore chucks
Clamping chuck
G1/2“
G1/2“
Air flow sensor
Air flow sensor
B1 B2
M1
DR1
10 bar
Pressure reducing valve
SD1
SD2
SV1
SV2
Pressure converter 10 bar (Optional)
Y1
Y2
Y1
Y2
B3
Pneumatic power supply air connection max. pressure 10 bar
Valve
Valve
Y1
Y2
Wiring diagram AC-BB
Constant power
24 V DC 110 V AC 230 V AC
Voltage at stopped spindle only
24 V DC 110 V AC 230 V AC
A1 Seikom 24VDC 110VAC 230VAC
Finder relais K1 and K2
A2 Seikom 24VDC 110VAC 230VAC
44 34 24 14
L1 N
L1 N
PE
11 .6 14
K2
1 2
11 .4 14
K1
B3
42 32 22 12
Pressure switch 1 - 10 bar
A2
A1
Foot pedal or push button (not included in standard supply range)
Orange Green
9
Orange Green
41 31 21 11
K1
K2
K2
21 .4 22
1 2 3 4
31 .4 34
31 .6 34
K1
1 2 3 4
21 .6 22
S1
18 16
21 K3 K4
18 16
21 K5 K6
24
15
24
15
S2
24 21
15 16 18
a2 b2 a3
24 21
15 16 18
a2 b2 a3
PE
1 2
PE
BN GY BK
BN GY BK
B2 Seikom
B1 Seikom
Y1 1 2
A1 A2
A1 A2
PE
K1
K2
PE
PE
GND
Period of impulse for clamping / unclamping 1 s
11 21 31
14.4 22.6 34.1
11 21 31
14.6 22.4 34.9
SMW-AUTOBLOK 389
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