E2K-C

3

Noise-resistant Models

*1. The set distances are sensing distances applicable to standard sensing objects. Refer to Engineering Data on page 4 for other materials.

*2. The response frequency is an average value.

Item

Model

E2K-C20MC1

E2K-C20MC2

E2K-C20MT1

E2K-C20MT2

Sensing distance

20 mm

Sensing distance

adjustable range

3 to 20 mm

Detectable object Conductors and dielectrics

Standard

sensing object

Grounded metal plate: 50

× 50 × 1 mm

Differential travel 15% max. of sensing distance (when adjusted to 20 mm

±10% with standard sensing object)

Response

40 Hz

AC power: 25 Hz, DC power: 40 Hz

Power supply

voltage

(operating

voltage range)

12 to 24 VDC (10 to 36 VDC), ripple (p-p): 10% max.

24 to 240 VAC (20 to 250 VAC), 50/60 Hz; 24 to 240 VDC (20

to 250 VDC)

Current

consumption

13 mA max. at 24 VDC

---

Leakage current

---

1.5 mA max. at 24 VDC, 1.7 mA max. at 110 VAC (50/60 Hz),

2.5 mA max. at 250 VAC (50/60 Hz)

Refer to Engineering Data on page 4.

Con-

trol

out-

put

Load

current

250 mA max.

5 to 200 mA (resistive load)

Residual

voltage

2.5 V max. (Load current: 250 mA, Cable length: 2 m)

AC power: 10 V max., DC power: 8 V max.

Refer to Engineering Data on page 4.

Indicators

Operation indicator (yellow)

Operation mode

(with sensing ob-

ject approach-

ing)

C1/T1 Models: NO

C2/T2 Models: NC

Protection

circuits

Reverse polarity protection, Load short-circuit protection

---

Ambient temper-

ature range

Operating/Storage:

−25 to 70°C (with no icing or condensation)

Ambient

humidity range

Operating/Storage: 35% to 95% (with no condensation)

Temperature

influence

±15% max. of sensing distance at 23°C in the temperature range of −10 to 55°C

±25% max. of sensing distance at 23°C in the temperature range of −25 to 70°C

Voltage influence

±2% max. of sensing distance at the rated voltage in rated voltage ±15% range

Insulation

resistance

50 M

Ω min. (at 500 VDC) between current-carrying parts and case

Dielectric

strength

1,000 VAC, 50/60 Hz for 1 min between current-carrying

parts and case

1,500 VAC, 50/60 Hz for 1 min between current-carrying

parts and case

Vibration

resistance

Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions

Degree of

protection

IEC 60529 IP65

Connection

Pre-wired Models (Standard cable length: 2 m)

Weight

(packed state)

Approx. 240 g

Mate-

rials

Case

PBT

Sensing

surface

Accessories

Mounting Bracket, M4 screws, Instruction manual

Refer to the timing charts under I/O Circuit Diagrams on page 5 for details.