MODEL: KEP

KEP SPECIFICATIONS

ES-3571 Rev.11 Page 2/3

http://www.m-system.co.jp/

INPUT SPECIFICATIONS

Excitation: Shortcircuit protection

Pulse width (time) requirement: 10 msec. min. at

< 20 Hz; duty ratio 20 – 80 % at ≥ 20 Hz

■ Open Collector

Frequency range: 0 – 0.01 Hz through 50 Hz

Sensing: approx. 12 V DC @ 3 mA

ON/OFF level: ≤ 800 Ω / 2 V for ON,

≥ 1.2 kΩ / 3.6 V for OFF

■ Mechanical Contact

Frequency range: 0 – 0.01 Hz through 5 Hz

Sensing: Approx. 12 V DC @ 3 mA

ON/OFF level: ≤ 800 Ω / 2 V for ON,

≥ 1.2 kΩ / 3.6 V for OFF

■ Voltage Pulse: Square or sine waveforms

Input pulse sensing: Capacitor coupled; detecting pulse rise

Frequency range: 0 – 0.01 Hz through 50 Hz

Input amplitude: 2 – 50 Vp-p

Input impedance: 10 kΩ min.

OUTPUT SPECIFICATIONS

■ DC Current: 0 – 20 mA DC

Minimum span: 1 mA

Offset: Max. 1.5 times span

Load resistance: Output drive 15 V max.

■ DC Voltage: -10 – +20 V DC

Span: Min. 5 mV, max. 20 V

Offset: Max. 1.5 times span

Load resistance: Output drive 1 mA max.; at ≥ 0.5 V

INSTALLATION

Power input

•AC: Operational voltage range: rating ±10 %,

50/60 ±2 Hz, approx. 3 VA

•DC: Operational voltage range: rating ±10 %,

ripple 10 %p-p max., approx. 2 W (90 mA at 24 V)

Operating temperature: -5 to +55°C (23 to 131°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Surface or DIN rail

Weight: 350 g (0.77 lb)

PERFORMANCE in percentage of span

Accuracy: ±0.1 %

Temp. coefficient: ±0.02 %/°C (±0.01 %/°F)

Response time: 0.5 sec. + 1 pulse cycle (0 – 90 %)

Line voltage effect: ±0.1 % over voltage range

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 2000 V AC @1 minute (input to output

to power to ground)