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Input specifications, terminal assignment and adjustable time ranges (DC versions)
The time range is set via a control input (screw terminal 5).
Screw terminal
No. 1
Designation
INP A
Model
ISI34.010AX01
ISI34.011AX01
ISI35.010AX01
ISI35.011AX01
Table 2
Screw terminal 1: no function
Screw terminal 2:
Timer Enable Input: time measurement as long as the input is
active
NPN:
active for low level
Input resistance:
approximately 1 MOhm
Low level:
0 ... 0,7 V DC
High level:
3 ... 30 V DC
PNP:
active for high level
Input resistance:
approximately 100 kOhm
Low-level:
0 ... 0,7 V DC
High-level:
4 ... 30 V DC
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 4:
Electrical locking of the reset key Contact input / Open Collec-
tor 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 active (contact with GND):
Reset key unlocked
All manuals and user guides at all-guides.com
No. 2
No. 3
No. 4
INP B
Reset
NPN
PNP
NPN
PNP
www.b umer.com
No. 5
Reset
Time range (Mode)
Enable
not active
=
99999 h 59 m
not active
=
9999 h 59 m 59 s
Screw terminal 5:
Time range switching (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
Remark
If the time range is changed during operation, the device must be
reset, otherwise the counting value will not be reproducible.
Screw terminal 6:
Common GND connection for all inputs
Screw terminal 7:
(–) external power supply for the backlight option
Screw terminal 8:
(+) external power supply for the backlight option
(24 V DC ±20 %, 50 mA)
ISI34, ISI35
No. 7
No. 6
GND
BL
–
contact with
GND
=
99999,99 h
contact with
GND
=
9999999,9 s
No. 8
BL
+
9
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