6
Input specification and pin assignment (AC-version)
Screw terminal
No. 1
INP A
AC/DC
No. 2
No. 3
INP B AC/DC
No. 4
No 5
No. 6
No. 7
No. 8
6.130.012.8x3
6.131.012.8x3
6.132.012.8x3
counting
C
o
m
m
o
n
c
o
n
n
e
c
-
ti
o
n
f
o
r
IN
P
A
a
n
d
IN
P
B
Reset Enable
NPN reset key
locking input,
Contact with
GND. key free.
not connected
NPN reset
input
G
N
D
=
0
V
D
C
Screw terminals 1 and 3:
Counting input and reset input
Optocoupler input 10 ... 260 V AC/V DC
galvanic isolation, active for High signal
Min. pulse duration:
16 ms
Max frequency:
approximately 30 Hz
Low level:
0 ... 2 V AC/V DC
High level:
10 ... 260 V AC/V DC
Input resistance:
approximately 160 kOhm
AC mains frequency:
50/60Hz
Screw terminal 2:
Common AC/DC, common connection for the optocou-
pler inputs (screw terminals 1 and 3).
Screw terminal 4:
Electrical locking of the reset key
Contact input / Open Collector NPN
(switching at 0 V DC)
Low level:
0 ... 0,7 V DC
High level:
3 ... 5 V DC
Input resistance:
approximately 2,2 MOhm
Input not active:
Reset key locked
Input in contact with GND:
Reset key unlocked
Screw terminal 5:
Function: see table 3, active for negative edge
Contact input/Open Collector NPN
(switching at 0 V DC)
Low level:
0 ... 0,7 V DC
High level:
3 ... 5 V DC
Min. pulse duration:
50 ms
Input resistance:
ca. 2,2 MOhm
Input High:
- - -
Input Low:
Reset of the counter
Dynamic resetting behaviour
Screw terminal 6:
Common GND connection for screw terminal 4 (reset
key locking input) and screw terminal 5 (reset input).
Screw terminal 7:
(–) external power supply for the backlight option
Screw terminal 8:
(+) external power supply for the backlight option
(24 V ±20%, 50 mA), Fuse 0.08A, delayed action
All smal tension, SELV, reinforced/double
insulation.
Signal inputs must be protected with an exter-
nal delayed 0.01 A fuse when the source
does not provide protective impedance
(fuse/current limitation).
Scope of delivery:
Digital dispay
Clamp
Front frame for screw mounting,
Panel cut-out 50 x 25 mm
Front frame for clamp mounting,
Panel cut-out 50 x 25 mm
Seal
Operating instructions
Note:
This product includes a lithium battery. Do
not open it by force, do not throw it in the
fire. Avoid temperatures below –20 °C and
above 70 °C!
Designation
Model
Common
AC/DC
Reset
GND
BL
–
BL
+
adding
subtracting
counting
direction
reset
counting
Table 3
B
a
c
k
li
g
h
ti
n
g
(
–
)
B
a
c
k
li
g
h
ti
n
g
(
+
)
!
Danger
