Components 2000
142
E N C O D E R S
C O U N T E R S
C O N T R O L L E R S I N D I C A T O R S R E L A Y S P R I N T E R S
C U T T E R S
signo 721
Technical data
Counter with 1 preset
Counter with 2 presets
Keyl 1
Keyl 2
Keylock
P
COR PSC
Keyl 1
Keyl 2
Keylock P1 P2 COR PSC
sw. 7
sw. 6
term. 14
sw. 7
sw. 6
term. 14
off
off
low
A
A
A
off
off
low
A A
A
A
off
off
high
A
A
L
off
off
high
L
A
A
L
on
off
low
A
–
A
on
off
low
A A
–
A
on
off
high
L
A
L
on
off
high
L
L
A
L
off
on
low
A
–
L
off
on
low
A A
–
L
off
on
high
A
–
L
off
on
high
L
A
–
L
on
on
low
A
–
L
on
on
low
A A
–
L
on
on
high
L
–
L
on
on
high
L
L
–
L
A = active, L = locked, – = masked
KEYLOCK
Dimensions in mm
CONNECTION DIAGRAM
NC = not connected
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
AC-DC supply voltage
NC
NC
NC
OUT Relay or
transistor output
OV Sensor supply voltage
+
Input
Reset
Appl.
Keylock
Prescaler-OUT
NC *
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
*
NC
OUT1 Relay or
transistor output
NC
OUT2 Relay or
transistor output
OV Sensor supply voltage
+
Input
Reset
Appl.
Keylock
Prescaler-OUT
NC *
+
–
AC-DC supply voltage
+
–
ORDER INFORMATION
Counter with 1 preset
Counter with 2 presets
Counter with:
Relay output
Transistor output
Function
Supply
1 preset
2 presets
1 preset
2 presets
Ord. code
Ord. code
Ord. code
Ord. code
Gate/display hold 12 … 24 VDC
0 721 101
0 721 105
0 721 103
0 721 107
24 VAC
0 721 109
0 721 110
–––
–––
100 … 240 VAC
0 721 102
0 721 106
0 721 104
0 721 108
Up/down
12 … 24 VDC
0 721 121
0 721 125
–––
–––
100 … 240 VAC
0 721 122
0 721 126
–––
–––
Inquire for other versions
DIMENSIONS
Clamping frame
Plug connector terminal
