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PDU-AN3R-H/Q

更新时间：2025-06-30 22:50:23
品牌：MSYSTEM
描述：Plug-in Signal Conditioners M-UNIT

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PDU-AN3R-H/Q 概述

Plug-in Signal Conditioners M-UNIT

PDU-AN3R-H/Q 数据手册

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MODEL: PDU  
Plug-in Signal Conditioners M-UNIT  
[1] INPUT  
A: Dry contact  
B: Voltage pulse (Specify sensitivity)  
C: 5 V pulse (sensitivity 2 V)  
PULSE SCALER  
(pulse dividing; selectable range)  
D: 12 V/24 V pulse (sensitivity 5 V)  
H: Two-wire current pulse  
Functions & Features  
• Galvanically isolating pulse rate signals and converting  
them into convenient engineering unit  
• Excitation  
[2] OUTPUT  
• Scaling factor adjustable with the front switches  
• Uniform output pulse  
A: Open collector (max. 100 kHz)  
M: 5 V pulse (max. 100 kHz)  
N: 12 V pulse (max. 100 kHz)  
P: 24 V pulse (max. 100 kHz)  
H: Relay contact (max. 5 Hz)  
( ) = Max. frequency  
• Various outputs (relay, open collector and voltage pulses)  
• Isolation up to 2000 V AC  
• High-density mounting  
Typical Applications  
• Positive displacement flowmeters and turbine meters  
• Dry contact signal produced at rotating machine  
[3] OUTPUT PULSE WIDTH  
1: One-shot output (5 – 200 μsec.)  
(Not selectable with relay contact.)  
2: One-shot output (0.18 – 9 msec.)  
(Not selectable with relay contact.)  
3: One-shot output (9 – 400 msec.)  
50  
(1.97)  
80  
(3.15)  
[4] OUTPUT LOGIC  
N: The same as the input  
R: Inverted  
127  
(5)  
mm (inch)  
[5] POWER INPUT  
AC Power  
MODEL: PDU–[1][2][3][4]–[5][6]  
B: 100 V AC  
C: 110 V AC  
D: 115 V AC  
F: 120 V AC  
G: 200 V AC  
H: 220 V AC  
J: 240 V AC  
ORDERING INFORMATION  
• Code number: PDU-[1][2][3][4]-[5][6]  
Specify a code from below for each of [1] through [6].  
(e.g. PDU-CM1N-B/Q)  
• Use Ordering Information Sheet (No. ESU-1368). Default  
setting (table below) will be used if not otherwise specified.  
• Specify the specification for option code /Q  
(e.g. /C01/S01)  
DC Power  
S: 12 V DC  
R: 24 V DC  
Factory default setting  
V: 48 V DC  
ITEM  
DEFAULT  
0
^
Scaling factor 1 / (1X10 )  
[6] OPTIONS  
blank: none  
Approx. 50% duty ratio at the max.  
Output pulse input frequency (400 msec. max.);  
/Q: With options (specify the specification)  
width  
Limited to the range indicated in Out-  
put Pulse Width code 3 for relay output  
Without;  
For dry contact input with frequency  
≤10 Hz, the filter is automatically  
provided.  
Filter  
PDU SPECIFICATIONS  
ES-1368 Rev.10 Page 1/4  
http://www.m-system.co.jp/  
MODEL: PDU  
Hi/Lo level: ≤ 5 mA for Lo, ≥ 15 mA for Hi  
■ Voltage pulse waveform  
SPECIFICATIONS OF OPTION: Q (multiple selections)  
COATING (For the detail, refer to M-System's web site.)  
/C01: Silicone coating  
Volts  
50V max.  
/C02: Polyurethane coating  
/C03: Rubber coating  
TERMINAL SCREW MATERIAL  
/S01: Stainless steel  
Amplitude  
Vinp-p  
DC Offset  
t
GENERAL SPECIFICATIONS  
Construction: Plug-in  
Connection: M3.5 screw terminals  
Screw terminal: Chromated steel (standard) or stainless  
steel  
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:  
Housing material: Flame-resistant resin (black)  
Isolation: Input to output to power  
Input pulse sensing: DC coupled  
High level: Rating (5, 12 or 24 V) ±10 %  
Low level: ≤ 0.5 V  
Sensitivity adjustment: Single-turn screwdriver adjustment  
(front); 0 – ±7 V  
Maximum frequency: 100 kHz  
Load resistance:  
Hysteresis (deadband): Approx. 0.5 V  
Input filter: Provided for 10 Hz or lower output frequency  
(time constant approx. 1 msec.)  
1 kΩ min. for 5 V  
2.4 kΩ min. for 12 V,  
Scaling factor adjustment: 10-position rotary switches  
(front);  
4.8 kΩ min. for 24 V  
■ Relay Contact:  
1 / ( m × 10 ^n) m = 1 - 9999, n = 0 - 6  
Output pulse width adjustment: Multi-turn screwdriver  
adjustment (front); 5 μsec. – 400 msec.  
120 V AC @ 200 mA (cos ø = 1)  
30 V DC @ 200 mA (resistive load)  
Electrical life 3 × 10 cycles (rate 30/min.)  
5
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  
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)  
Mechanical life: 2 × 10 cycles  
7
For maximum relay life with inductive loads, external  
protection is recommended.  
Maximum frequency: 5 Hz  
■ 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  
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.  
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  
INSTALLATION  
Power input  
Waveform: Square or sine  
Input impedance: 10 kΩ min.  
• AC: Operational voltage range: rating ±10 %,  
50/60 ±2 Hz, approx. 2 VA  
Detecting level  
(Input: 5 V pulse: 12 V/24 V pulse)  
•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  
V
H
: ≥ 3 V: ≥ 6 V  
VL  
: ≤ 1 V: ≤ 4 V  
■ Two-wire Current Pulse  
Input resistance: Receiving resistor 220 Ω  
Maximum current: ±50 mA  
Weight: 350 g (0.77 lb)  
PDU SPECIFICATIONS  
ES-1368 Rev.10 Page 2/4  
http://www.m-system.co.jp/  
MODEL: PDU  
PERFORMANCE  
Response time:  
≤ 25 μsec. without filter  
≤ 2 msec. with filter  
≤ 20 msec. with relay contact pulse  
Insulation resistance: ≥ 100 MΩ with 500 V DC  
Dielectric strength: 2000 V AC @1 minute (input to output  
to power to ground)  
EXTERNAL VIEW  
Note: This unit is factory calibrated according to the Ordering Information Sheet.  
Sensitivity Adj.  
103  
102  
101  
100  
10n  
Pulse  
Rate  
Not Used  
Pulse Width Adj.  
Front Cover (open)  
OUTPUT LOGIC  
VOLTAGE PULSE  
OUTPUT  
OPEN COLLECTOR  
or RELAY CONTACT  
INPUT TYPE  
PULSE LOGIC  
INPUT  
H
H
OFF  
Voltage Pulse Input  
2-wire Current Pulse Input  
ON current (H)  
Non Inverted  
Inverted  
L
L
ON  
H
H
OFF  
OFF current (L)  
L
L
ON  
OFF  
H
OFF  
Non Inverted  
Inverted  
ON  
L
ON  
Dry Contact Input  
OFF  
H
OFF  
ON  
L
ON  
The pulse width in one-shot means the bold lined section of a pulse waveform.  
PDU SPECIFICATIONS  
ES-1368 Rev.10 Page 3/4  
http://www.m-system.co.jp/  
MODEL: PDU  
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)  
CLAMP  
(top & bottom)  
7.8 (.31)  
DIN RAIL  
35mm wide  
6
5
4
3
2–4.5 (.18) dia.  
MTG HOLE  
15 (.59) deep  
7
8
1
2
8–M3.5  
SCREW  
50 (1.97)  
107 (4.21)  
127 (5)  
40 (1.57)  
50 (1.97)  
[3.3 (.13)]  
• When mounting, no extra space is needed between units.  
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM  
SENSITIVITY  
ADJ.  
SCALING  
FACTOR ADJ.  
PULSE  
WIDTH ADJ.  
Isolation  
Waveform  
Shaper  
Output  
Driver  
+
–
3
4
5
6
1
2
7
8
+
Scaler  
One-shot  
INPUT  
OUTPUT  
POWER  
–
SENSOR EXCITATION  
+
12V Supply  
U(+)  
V(–)  
Base Socket  
Input Connection Examples  
Output Connection Examples  
■ Dry Contact  
+7.5V  
■ Open Collector  
■ Voltage Pulse  
■ 2-Wire Current Pulse  
• Built-in Excitation  
7.5kΩ  
220  
Ω
+
–
+
–
+
3
4
5
–
+
1
2
+
–
+
–
1
2
+
–
+
–
3
4
5
2-WIRE  
PICK-UP  
–
PWR  
+
Vsns  
■ Voltage Pulse  
• External DC Supply  
■ Relay Contact  
• AC Powered  
Relay or  
Counter Coil  
220Ω  
+
–
–
+
+
–
+
3
4
5
–
+
1
3
4
5
2-WIRE  
PICK-UP  
Varistor or Spark  
Quenching CIrcuit  
LOAD  
2
DC SUPPLY  
Vsns  
PWR  
+
–
U
• DC Powered  
Relay or  
Counter Coil  
1
2
Spark Quenching  
Diode  
LOAD  
Specifications are subject to change without notice.  
PDU SPECIFICATIONS  
ES-1368 Rev.10 Page 4/4  
http://www.m-system.co.jp/  

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