E2C-CR8B Datasheet, PDF (4/24 Pages) Omron Electronics LLC – Separate Amplifier Sensor with Sensitivity Adjustment

E2C/E2C-H
Amplifier Units
Item
Model
E2C-GE4A
E2C-GF4A
E2C-JC4A
E2C-JC4AP
E2C-AM4A
E2C-AK4A
Power supply volt-
age (operating volt- 12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. *1
age range)
100 to 240 VAC
(90 to 264 VAC)
50/60 Hz
Current
consumption
25 mA max.
45 mA max.
50 mA max.
55 mA max.
Sensing distance
adjustment range *2
20% min. of rated sensing distance with 4-turn potenti-
ometer
20% to 100% of rated sensing distance with 4-turn potentiometer
Differential travel
adjustment range
Differential travel fixed (10% max. of sensing distance)
1% to 5% of rated sensing distance
Re-
sponse
time
Solid-
state
Relay
(Refer to the response frequency of the Proximity Sensor.)
---
20 ms max.
Control
outputs
Solid-
state
NPN
Load resistance: 4.7 kΩ,
100 mA max.
(40 VDC max.)
(Residual voltage: 1.5 V
max.)
PNP
Load resistance: 4.7 kΩ,
100 mA max.
(40 VDC max.)
(Residual voltage: 1.5 V
max.)
NPN
Open-collector output
100 mA max.
(40 VDC max.)
(Residual voltage: 0.7 V max.)
(E2C-JC4AP: 1 V max.)
NPN/PNP output
Open-collector output
200 mA max.
(40 VDC max.)
(Residual voltage: 1.5 V max.)
Transistor/photocoupler
50 mA max.
(40 VDC max.)
(Residual voltage: 2 V max.)
Relay
Relay output, SPDT
---
2 A at 250 VAC, cosφ = 1
(resistive load) *3
Indicators
Detection indicator (red)
(OPERATION)
Detection indicator (red)
(OPERATION)
Stability indicator (green)
(STABILITY)
Detection indicator (red) (OPERATION)
Stability indicator (green) (STABILITY)
Operation mode
Changed with NO/NC switch.
Self-diagnostic
output
(E2C-JC4AP only)
Output transistor turns ON
when Sensor open circuit
or unstable sensing is de-
---
tected; solid-state NPN
---
open-collector
50 mA max.
(40 VDC max.)
(Residual voltage: 1 V max.)
Timer function
---
OFF-delay: 40 ±10 ms
---
Cable length
compensation
between Sensor and
Amplifier Unit
(E2C-JC4AP only)
3 m/5 m, terminals
---
Short-plate switching
Mode switched with 4-position switch.
Shorted: 1 to 3 m
Open: 3 to 5 m
Ambient
temperature range
Ambient
humidity range
Temperature
influence
Operating/storage: −10 to 55°C (with no icing or condensation)
Operating/Storage: 35% to 85% (E2C-JC4AP: 35% to 95%) (with no condensation)
10% max. of sensing distance at 23°C in the temperature range of −10 to 55°C
Voltage influence
DC Models: ±1% max. of sensing distance at rated voltage in the rated voltage ±20% range
AC Models: ±1% max. of sensing distance at rated voltage in the rated voltage ±10% range
Insulation
resistance
50 MΩ min. (at 500 VDC) between current-carrying parts and case
Dielectric strength
DC Models: 1,000 VAC, 50/60 Hz for 1 min between current-carrying parts and case
AC Models: 1,500 VAC, 50/60 Hz for 1 min between current-carrying parts and case
Vibration resistance
Destruction: 10 to 25 Hz, 2-mm double amplitude for 2
hours each in X, Y, and Z directions
Destruction: 10 to 55 Hz,
1.5-mm double amplitude
for 2 hours each in X, Y,
and Z directions
Destruction: 10 to 25 Hz, 2-mm double amplitude for 2
hours each in X, Y, and Z directions
*1. A full-wave rectification power supply of 24 VDC ±10% (average value) can be used (except for the E2C-GE4@).
*2. The sensing distance range required to maintain performed is given for using the Amplifier Unit in combination with the Sensor.
*3. Internal relay: G2R-14 DC 12V
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