Datasheet

7
General (continued)
Control and signalling units Ø 22
Harmony
®
XB4, metal
Pushbuttons, switches and pilot lights
Characteristics :
page 14
References :
page 20
Dimensions :
page 68
Schematic library
Contact functions (pushbuttons, Emergency stop and Emergency switching off pushbuttons)
Pushbutton
N/O contact
Pushbutton
N/C contact
Mushroom head spring return
N/O contact
Emergency switching off
mushroom head pushbutton-
Push-pull N/C contact
Emergency stop trigger
action mushroom head - Push-pull
N/O + N/C contacts
Emergency switching off
- Turn to release
N/C contact
Emergency switching off
- Turn to release, with key
N/C contact
Emergency stop trigger action
mushroom head - Turn to release
N/O + N/C contacts
Emergency stop trigger
action mushroom head
Turn to release, with key
N/O + N/C contacts
Double-headed pushbutton
N/O + N/C contacts
Early make contact block
N/O contact
Late break contact block
N/C contact
Contact functions (selector switches)
2
1
21
Selector switch 2-position stay put
N/O contact
Selector switch 3-position stay put
N/O+N/O+N/O contacts
Selector switch 3-position
2 spring return to centre
N/O+N/O+N/O contacts
Selector switch 2-position stay put,
key withdrawal from LH position -
N/O contact
21
Selector switch 2-position spring return from right to left,
key withdrawal from LH position
N/O contact
Signalling functions
IN
LED
230 V
6 V
IN
LED
Pilot light with BA 9s
incandescent bulb
LED pilot light Pilot light with integral transformer 230 V primary, 6 V secondary
BA 9s bulb, incandescent or LED
Combined functions, contact + signalling (pushbuttons and selector switches)
IN
250 V max.
LED
230 V
6 V
IN
LED
Illuminated pushbutton,
BA 9s incandescent bulb
N/O+N/C contacts
Illuminated pushbutton
LED - N/O+ N/C contacts
Illuminated pushbutton with integral transformer
230 V a 50/60 Hz primary, 6 V secondary
BA 9s bulb, incandescent or LED - N/O+ N/C contacts
LED
Double-headed pushbutton with LED pilot light Illuminated selector switch with LED, 2-position stay put
N/O + N/C contacts
Joystick controller functions
B
A0
BA 0
2 direction
Without spring return With spring return
BA
D
C
0 BA
D
C
0 BA
D
C
0
4 direction
Without spring return With spring return
21
1314
24 23
LED
21
1314
24 23
LED
1
2
3
4
5
6
7
8
9
10