A-457
E3C-LDA Series
E3C-L
DA Series
Amplifier Units
*1:
Communications are disabled if super-high-speed mode is selected, and the mutual interference prevention function and the communications
function for the Mobile Console will not function.
*2:
The preset counter is available only with advanced, external-input models.
Nomenclature
Type
Advanced, twin-output models
Advanced, external-input models
Model NPN output
E3C-LDA11
E3C-LDA6
E3C-LDA21
E3C-LDA7
Item
PNP output
E3C-LDA41
E3C-LDA8
E3C-LDA51
E3C-LDA9
Supply voltage
12 to 24 VDC
±
10%, ripple (p-p) 10% max.
Power consumption
1,080 mW max. (current consumption: 45 mA max. at power supply voltage of 24 VDC)
Control output
Load power supply voltage: 26.4 VDC max.; NPN/PNP (depends on model) open collector
Load current: 50 mA max.; residual voltage: 1 V max.
Response
time
Super-high-speed mode
100
µ
s for operation and reset
80
µ
s for operation and reset
Standard mode
1 ms for operation and reset
High-resolution mode
4 ms for operation and reset
Functions
Power tuning, differential detection, timer, zero-reset, initial reset, mutual interference prevention (See note 1.), preset
counter (See note 2.), reversed display
I/O settings
Output setting (Select from channel 2 output, area output, or
self-diagnosis.)
External input setting (Select from teaching, power tuning,
zero reset, light OFF, or counter reset.)
Display
Operation indicator for channel 1 (orange), operation indica-
tor for channel 2 (orange)
Operation indicator (orange), Power Tuning indicator (orange)
Digital display
Select from the following: Incident level + threshold, incident
level perc threshold, incident light peak level + no in-
cident light bottom level, minimum incident light peak level +
maximum no incident light bottom level, long bar display, in-
cident level + peak hold, incident level + channel
Select from same displays as given at the left or a counter dis-
play.
Ambient illumination
(receiver side)
Incandescent lamp:10,000 lux max.
Sunlight:20,000 lux max.
Ambient temperature
Operating:Groups of 1 to 2 Amplifiers:
−
25
°
C to 55
°
C
Groups of 3 to 11 Amplifiers:
−
25
°
C to 50
°
C
Groups of 12 to 16 Amplifiers:
−
25
°
C to 45
°
C
(with no icing or condensation)
Storage:
−
30
°
C to 70
°
C (with no icing or condensation)
Ambient humidity
Operating and storage: 35% to 85% (with no condensation)
Connection method
Prewired
cable
Separate connector
Prewired
cable
Separate connector
Weight (packed state)
Approx. 100 g
Approx. 55 g
Approx. 100 g
Approx. 55 g
Materials
Case
Polybutylene terephthalate (PBT)
Cover
Polycarbonate
UP
SET
RUN
1
2
DOWN
MODE
L
D
1 Operation indicator
2 Main display (red)
3 Twin-output Models: Operation indicator for channel 2
External-input Models: Power tuning indicator
4 Sub-display (green)
7 Operation keys
5 SET/RUN switch
6 Twin-output Models: Channel selector
External-input Models: Operation mode selector
Lit when the output is ON.
Twin-output Models: Lit when the output for channel 1 is ON.
2
Displays the incident light level or the function name.
3
Twin-output Models: Lit when the output for channel 2 is ON.
External-input Models: Lit when power tuning is set.
4
Displays supplemental detection information, the setting of a function, etc.
5
Used to switch the mode.
6
Twin-output Models: Used to select the channel to display or set.
External-input Models: Used to select dark-ON or light-ON operation
7
Used to change the display, set functions, etc.
1
1
