Omron E3C-LDA Series Manual page 3

Amplifier Units
Type
Model NPN output E3C-LDA21
Item PNP output E3C-LDA51
12 to 24 VDC ± 10%, ripple (p-p) 10% max.
Supply voltage
Power consumption 1,080 mW max. (current consumption: 45 mA max. at power supply voltage of 24 VDC)
Con- ON/OFF output Load power supply voltage: 26.4 VDC max.; NPN/PNP (depends on model) open collector
trol out- Load current: 50 mA max.; residual voltage: 1 V max.
put
Analog output ---
80 µ s for operation and re-
Re- Super-high-speed
sponse mode set
time
250 µ s for operation and reset
High-speed mode
Standard mode 1 ms for operation and reset
High-resolution 4 ms for operation and reset
mode
Func- Differential detec- Switchable between single edge and double edge detection mode.
Single edge: Can be set to 250 µ s, 500 µ s, 1 ms, 10 ms, or 100 ms.
tions tion
Double edge: Can be set to 500 µ s, 1 ms, 2 ms, 20 ms, or 200 ms.
Timer function Select from OFF-delay, ON-delay, or one-shot timer.
1 ms to 5 s (1 to 20 ms set in 1-ms increments, 20 to 200 ms set in 10-ms increments, 200 ms to 1 s set in 100-ms increments,
and 1 to 5 s set in 1-s increments)
Zero-reset Negative values can be displayed.
Initial reset Settings can be returned to defaults as required.
Mutual interference Possible for up to 10 Units. (See note.)
prevention
Counter Switchable between up
counter and down counter.
Set count: 0 to 9,999,999
I/O settings External input setting (Se-
lect from teaching, power
tuning, zero reset, light OFF,
or counter reset.)
Digital display Select from digital incident level + threshold or six other patterns.
Display orientation Switching between normal/reversed display is possible.
Operating: Groups of 1 to 2 Amplifiers: − 25 ° C to 55 ° C
Ambient temperature range
Storage:
Ambient humidity range Operating and storage: 35% to 85% (with no condensation)
20 M Ω at 500 VDC
Insulation resistance
Dielectric strength 1,000 VAC at 50/60 Hz for 1 min.
Vibration resistance Destruction: 10 to 150 Hz, 0.7-mm double amplitude for 80 min each in X, Y, and Z directions
Shock resistance Destruction: 500 m/s
Degree of protection IP50 (IEC 60529)
Connection method Prewired cable or wire-reducing connector
Weight (packed state) With prewired cable: Approx. 100 g
With wire-reducing connector: Approx. 55 g
Materi- Case Polybutylene terephthalate (PBT)
als
Cover Polycarbonate
Note: Communications are disabled if super-high-speed mode is selected, and the mutual interference prevention function and the communica-
tions function for the Mobile Console will not function.
E3C-LDA Series
External-input models Twin-output models
E3C-LDA7 E3C-LDA11
E3C-LDA9 E3C-LDA41
100 µ s for operation and reset
---
Output setting (Select from
channel 2 output, area out-
put, or self-diagnosis.)
Groups of 3 to 10 Amplifiers: − 25 ° C to 50 ° C
Groups of 11 to 16 Amplifiers: − 25 ° C to 45 ° C
− 30 ° C to 70 ° C (with no icing)
2
, 3 times each in X, Y, Z directions
Photoelectric Sensors with Separate Digital Amplifiers (Laser-type Amplifier Units)
ATC-output models
E3C-LDA6 E3C- E3C-LDA6AT
LDA11AT
E3C-LDA8 E3C- E3C-LDA8AT
LDA41AT
Output setting (Select from
channel 2 output, area output,
self-diagnosis, or ATC error
output.)
Analog-output models
E3C-LDA11AN
E3C-LDA41AN
Control output
Voltage output: 1 to 5 VDC (con-
nected load 10 k Ω min.)
Temperature characteristics
0.3% F.S./ ° C
Response time/Repeat accuracy
Super-high-speed mode: 100 µ s/
4.0% F.S.
High-speed mode: 250 µ s/4.0%
F.S.
Standard mode: 1 ms/2.0% F.S.
High-resolution mode: 4 ms/2.0%
F.S.
Analog output setting (Offset volt-
age can be adjusted.)
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