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Les langues disponibles
ISI30, ISI31, ISI32, ISI33
Screw terminal 3:
Reset input, active for negative edge Contact input / Open
Collector NPN (switching at 0 V DC)
Low level:
0 ... 0,7 V DC
High level:
3 ... 30 V DC
Min. pulse duration:
50 ms
Input resistance:
approximately 2,2 MOhm
Screw terminal 5:
Operating mode switch (Mode) 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
Function:
see Table 2
Input specification and pin assignment (AC-version)
Screw terminal
No. 1
Designation
Model
ISI30.013AX01
counting
ISI31.013AX01
subtracting
counting
ISI32.013AX01
direction
Table 3
Screw terminals 1 and 3:
Function:
see Table 3
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
Screw terminal 2:
Common AC/DC, common connection for the optocoupler 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
10
No. 3
No. 2
INP A
Common
INP B AC/DC
AC/DC
AC/DC
reset
adding
counting
Screw terminal 4:
Electrical locking of the reset key Contact input / Open Collector
NPN (switching at 0 V DC)
Low level:
High level:
Input resistance:
Input not active:
Input in contact
with GND:
Screw terminal 6:
GND connection common for all inputs
Screw terminal 7:
(–) external power supply for the LCD backlight option
Screw terminal 8:
(+) external power supply for the LCD backlight option
(24 V DC ±20%, 50 mA)
No. 4
Reset Enable
NPN reset key lok-
king input, Contact
with GND. key free.
Screw terminal 5:
Function: see table 3, active for negative edge Contact input
/ Open Collector NPN (switching at 0 V DC)
Low level:
High level:
Min. pulse duration:
Input resistance:
Input high:
Input low :
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)
www.b umer.com
0 ... 0,7 V DC
3 ... 5 V DC
approximately. 2,2 MOhm
Reset key locked
Reset key unlocked
No 5
No. 6
Reset
GND
not connected
NPN reset input
0 ... 0,7 V DC
3 ... 5 V DC
50 ms
approximately 2,2 MOhm
- - -
Reset of the counter
Dynamic resetting behaviour
No. 7 No. 8
BL
BL
–
+
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