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2 Simple Application Controllers
2.2
Input Specification
Table 2.2:
Description
Input Voltage
Input Current
Input Impedance
OFF → ON/ ON → OFF ≥ 80V / ≤ 40V
OFF → ON
Response
Time
ON → OFF
Isolation Circuit
Operation Indication
*1 Current leakage from the sensors connected to the inputs might provide enough current
to turn the controller On. Do not use two wire sensors
Table 2.3:
Input Voltage
Input
Current
OFF → ON/
ON → OFF
Response
Time
Isolation
Circuit
Operation Indication
0
*1 EI1 and EI2 in AL2-4EX can be used as High Speed Counters.
When using the High Speed Counter function, the input response time is 0.5ms or less.
AC Input Specifications
I01 - I08
100 - 240V AC~, +10% -15%, 50/60 Hz
0.13mA / 120V AC~
0.25mA / 240V AC~
≥ 800 kΩ
35-85ms, 120V AC~
25-55ms, 240V AC~
35-85ms, 120V AC~
50-130ms, 240V AC~
None
Liquid Crystal Display
DC Input Specifications
Description
I01 - I08
main unit
I09 - I15
AL2-4EX
EI1 - EI4
main unit
I01 - I15
AL2-4EX
EI1 - EI4
main unit
*1
AL2-4EX
main unit
AL2-4EX
AC Input Specification
main unit
I09 - I15
*1
0.15mA / 120V AC~
*1
0.29mA / 240V AC~
Sink ("-" Common)
24V DC +20% -15%
5.5mA, 24V DC
5.4mA, 24V DC
Current: ≥ 4.7mA / ≤ 1.1 mA
Voltage: ≤ 4V / ≥ 18V
Voltage: ≥ 18V / ≤ 4V
10 - 20ms
10 - 20ms
None
Photocoupler
Liquid Crystal Display
Specifications 2
AL2-4EX-A2
EI1 - EI4
220 - 240V AC~, +10% -15%,
50/60 Hz
*1
7.5mA / 240V AC~ 50Hz
9.0mA / 240V AC~ 60Hz
*1
32kΩ (50Hz)
27kΩ (60Hz)
≥ 160V / ≤ 40V
15 - 40ms / 240V AC~
Photocoupler
Source ("+" Common)
24V DC +20% -15%
6.0mA, 24V DC
5.5mA, 24V DC
5.4mA, 24V DC
Voltage: ≥ 18V / ≤ 4V
Voltage: ≥ 18V / ≤ 4V
ENG-8