MODEL: PDU

PDU SPECIFICATIONS

ES-1368 Rev.10 Page 2/4

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

SPECIFICATIONS OF OPTION: Q (multiple selections)

COATING (For the detail, refer to M-System's web site.)

/C01: Silicone coating

/C02: Polyurethane coating

/C03: Rubber coating

TERMINAL SCREW MATERIAL

/S01: Stainless steel

GENERAL SPECIFICATIONS

Construction: Plug-in

Connection: M3.5 screw terminals

Screw terminal: Chromated steel (standard) or stainless

steel

Housing material: Flame-resistant resin (black)

Isolation: Input to output to power

Input pulse sensing: DC coupled

Sensitivity adjustment: Single-turn screwdriver adjustment

(front); 0 – ±7 V

Hysteresis (deadband): Approx. 0.5 V

Input filter: Provided for 10 Hz or lower output frequency

(time constant approx. 1 msec.)

Scaling factor adjustment: 10-position rotary switches

(front);

Output pulse width adjustment: Multi-turn screwdriver

adjustment (front); 5 μsec. – 400 msec.

INPUT SPECIFICATIONS

Frequency range: 0 – 100 kHz (10 Hz max. with filter)

Excitation: 12 V DC @ 30 mA; shortcircuit protection

Pulse width time requirement: 5 μsec. min. (10 ms with

filter)

■ Dry Contact

Sensing: 7.5V DC @ 1mA

ON/OFF level: ≥ 30 kΩ/5 V for OFF; ≤ 1 kΩ/1 V for ON

■ Voltage Pulse: Specify DC offset and amplitude.

Waveform: Square or sine

Input impedance: 10 kΩ min.

Input amplitude: 2 – 50 Vp-p

Offset: 0 – ±7 V

Max. voltage between input terminals: ±32 V

• 5V, 12V, 24V Pulse

Waveform: Square or sine

Input impedance: 10 kΩ min.

Detecting level

(Input: 5 V pulse: 12 V/24 V pulse)

■ Two-wire Current Pulse

Input resistance: Receiving resistor 220 Ω

Maximum current: ±50 mA

Hi/Lo level: ≤ 5 mA for Lo, ≥ 15 mA for Hi

50V max.

Amplitude

Vinp-p

t

Volts

DC Offset

■ Voltage pulse waveform

OUTPUT SPECIFICATIONS

■ Open Collector: 50 V DC @ 50 mA (resistive load)

Maximum frequency: 100 kHz with load resistance ≤ 1 kΩ

Saturation voltage: 1.0 V DC

■ Voltage Pulse:

High level: Rating (5, 12 or 24 V) ±10 %

Low level: ≤ 0.5 V

Maximum frequency: 100 kHz

Load resistance:

1 kΩ min. for 5 V

2.4 kΩ min. for 12 V,

4.8 kΩ min. for 24 V

■ Relay Contact:

120 V AC @ 200 mA (cos ø = 1)

30 V DC @ 200 mA (resistive load)

Maximum switching voltage: 250 V AC or 30 V DC

Maximum switching power: 24 VA or 6 W

Minimum load: 5 V DC @ 10 mA

For maximum relay life with inductive loads, external

protection is recommended.

Maximum frequency: 5 Hz

OUTPUT PULSE WIDTH

• One-shot Output: Preset pulse width ±20 %;

The pulse width is factory set to approx. 50 % duty ratio at

the maximum frequency. For relay output, it is limited

within the range indicated in Code 3 specification.

Adjustable pulse width: 5 μsec. – 400 msec.

INSTALLATION

Power input

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

50/60 ±2 Hz, approx. 2 VA

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

ripple 10 %p-p max., approx. 2 W (80 mA at 24 V)

Operating temperature: -5 to +60°C (23 to 140°F)

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

Mounting: Surface or DIN rail

Weight: 350 g (0.77 lb)