Eaton E5224C Serie Mode D'emploi page 3

Input specification, terminal assignment and adjustable time ranges (AC/DC versions)
The time range is set via a control input (screw terminal 5).
Screw terminal No. 1
INP A Common
Designation
AC/DC
Model
E5224C0448
E5224C0458
Table 3
Screw terminal 1:
Timer Enable Input:
time measurement as long as the
level at this input is high.
Optocoupler input 10 – 260V AC/DC
galvanic isolation, active for High
signal
Low level: 0 – 2V AC/DC
High level: 10 – 260V AC/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 3:
Reset input:
10 – 260V AC/DC galvanic
isolation
Min. pulse duration: 16 ms
Max. frequency: approximately 30 Hz
Low level: 0 – 2V AC/DC
High level: 10 – 260V AC/DC
Input resistance: approximately 160 kOhm
Screw terminal 4:
Reset key enable
Contact input / Open Collector NPN
Low level: 0 – 0.7V DC
High level: 3 – 5V DC
Input resistance: approximately 2.2 MOhm
Input not active: Reset key disabled
Input in contact with GND:
Reset key enabled
MN05401006E
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No. 2 No. 3 No. 4
INP B Reset
AC/DC AC/DC Enable
No. 5
Time range (Mode)
contact with
not active =
GND =
99999 h 59 m
99999.99 h
contact with
not active =
GND =
9999 h 59 m 59 s
9999999.9 s
Screw terminal 5:
Time range switching (Mode)
Contact input / Open Collector NPN
Low level: 0 – 0.7V DC
High level: 3 – 5V DC
Input resistance: approximately 2.2 MOhm
Function: see table 3
Remark:
If the time range is changed during
operation, the device must be reset.
Screw terminal 6:
Common GND connection for screw terminal 4
(reset key locking input) and screw terminal 5
(time range switching).
Screw terminal 7:
(–) external power supply for the backlight option
Screw terminal 8:
(+) external power supply for the backlight option
(24V DC ±20%, 50 mA)
No. 6 No. 7 No. 8
GND BL BL
– +
3