MODEL: MPAU Plug-in Signal Conditioners M-UNIT [2] EXCITATION FREQUENCY TRANSMITTER

MODEL: MPAU Plug-in Signal Conditioners M-UNIT [2] EXCITATION FREQUENCY TRANSMITTER
MODEL: MPAU
Plug-in Signal Conditioners M-UNIT
L: 12 V DC / 40 mA
M: 24 V DC / 25 mA
FREQUENCY TRANSMITTER
(selectable range)
Functions & Features
• Converting the output from a pulse-type transducer into a
standard process signal
• Open collector, mechanical contact, proximity sensor,
voltage pulse and 2-wire current pulse inputs
• Output decreases gradually with no input
• Excitation
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Positive displacement flowmeters, turbine
flowmeters and vortex flowmeters
• Measuring rotation speed of a machine generating dry
contact signals
50
(1.97)
80
(3.15)
45
6
23
23
45
6
Current
A: 4 – 20 mA DC (Load resistance 750 Ω max.)
B: 2 – 10 mA DC (Load resistance 1500 Ω max.)
C: 1 – 5 mA DC (Load resistance 3000 Ω max.)
D: 0 – 20 mA DC (Load resistance 750 Ω max.)
E: 0 – 16 mA DC (Load resistance 900 Ω max.)
F: 0 – 10 mA DC (Load resistance 1500 Ω max.)
G: 0 – 1 mA DC (Load resistance 15 kΩ max.)
Z: Specify current (See OUTPUT SPECIFICATIONS)
Voltage
1: 0 – 10 mV DC (Load resistance 10 kΩ min.)
2: 0 – 100 mV DC (Load resistance 100 kΩ min.)
3: 0 – 1 V DC (Load resistance 100 Ω min.)
4: 0 – 10 V DC (Load resistance 1000 Ω min.)
5: 0 – 5 V DC (Load resistance 500 Ω min.)
6: 1 – 5 V DC (Load resistance 500 Ω min.)
4W: -10 – +10 V DC (Load resistance 2000 Ω min.)
5W: -5 – +5 V DC (Load resistance 1000 Ω min.)
0: Specify voltage (See OUTPUT SPECIFICATIONS)
789
23
45
7 89
0 1
6
[3] OUTPUT
0 1
[4] POWER INPUT
23
45
789
0 1
6
0 1
23
45
7 89
0 1
6
0 1
45 6
7 89
789
[2] EXCITATION
23
123
(4.84)
mm (inch)
MODEL: MPAU–[1][2][3]–[4][5]
ORDERING INFORMATION
· Code number: MPAU-[1][2][3]-[4][5]
Specify a code from below for each [1] through [5].
(e.g. MPAU-A1LA-B/Q)
•Special output range (For codes Z & 0)
• Specify the specification for option code /Q
(e.g. /C01/S01/SET)
[1] INPUT
A1: Open collector
A2: Mechanical contact
B1: Proximity sensor
B2: Voltage pulse
H: Two-wire current pulse
http://www.m-system.co.jp/
AC Power
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
DC Power
S: 12 V DC
R: 24 V DC
V: 48 V DC
[5] OPTIONS
Other Options
blank: none
/Q: Option other than the above (specify the specification)
MPAU SPECIFICATIONS
ES-1690 Rev.5 Page 1/4
MODEL: MPAU
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
EX-FACTORY SETTING
/SET: Preset according to the Ordering Information Sheet
(No. ESU-1690)
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
Overrange output: Approx. 0 to 120 % at 1 – 5V
Zero adjustment: -5 to +5 % (front)
Span adjustment: 95 to 105 % (front)
Chattering protection: Filter provided for mechanical
contact input (time constant: 1 msec.)
Input monitor LED: Red LED blinks according to the input.
Status indicator: Green LED turns ON in normal
operating conditions.
Input pulse sensing: DC coupled
Frequency adjustments: Rotary switches (front)
Non-uniform pulse compensation: Input pulses divided and
then multiplied for stabilizing the output; dividing factor
adjustable with the front rotary switches (1/1 – 1/ 16,
factory default 1/1)
Damper: Time constant adjustable within 0 to 5 sec.
(factory default 0 sec.) to provide a first order lag output
INPUT SPECIFICATIONS
Excitation: Shortcircuit protection;
12 V DC @ 40 mA (approx. 43 mA at shortcircuit)
or 24 V DC @ 25 mA (approx. 33 mA at shortcircuit)
■ Open Collector
Frequency range: 0 – 0.001 Hz through 99.99 kHz
(If not specified the default value is used: 0 - 9.999 kHz)
Pulse width time requirement: 4 μsec. min.
Detecting level:
Excitation 12 V
Sensing: 12 V / 1.5 mA
ON/OFF level
ON: ≤ 0.8 kΩ / 1.0 V
OFF: ≥1.7 kΩ / 2.5 V
Excitation 24 V
Sensing: 24 V / 3 mA
http://www.m-system.co.jp/
ON/OFF level
ON: ≤ 0.35 kΩ / 1.0 V
OFF: ≥ 0.8 kΩ / 2.5 V
■ Mechanical Contact
Frequency range: 0 – 0.001 Hz through 9.999 Hz
(If not specified the default value is used: 0 - 9.999 Hz)
Pulse width time requirement: 10 msec. min.
Detecting level:
Excitation 12 V
Sensing: 12 V / 1.5 mA
ON/OFF level
ON: ≤ 0.8 kΩ / 1.0 V
OFF: ≥1.7 kΩ / 2.5 V
Excitation 24 V
Sensing: 24 V / 3 mA
ON/OFF level
ON: ≤ 0.35 kΩ / 1.0 V
OFF: ≥ 0.8 kΩ / 2.5 V
■ Proximity Sensor
Frequency range: 0 – 0.001 Hz through 9.999 kHz
(If not specified the default value is used: 0 - 9.999 kHz)
Pulse width time requirement: ≥ 20 μsec.
Waveform: Square or sinusoidal
Detecting level: Input voltage ±50 V (±30 V with CE)
≤ 0 mV for Lo, ≥ 150 mV for Hi
Input impedance: ≥ 20 kΩ
■Voltage Pulse
Frequency range: 0 – 0.001 Hz through 99.99 kHz
(If not specified the default value is used: 0 - 9.999 kHz)
Pulse width time requirement: ≥ 4 μsec.
Waveform: Square or sinusoidal
Detecting level: Input voltage ±50 V (±30 V with CE)
≤ 1 V DC for Lo, ≥ 2 V DC for Hi
Input impedance: ≥ 20 kΩ
■ Two-wire Current Pulse
Frequency range: 0 – 0.001 Hz through 99.99 Hz
(If not specified the default value is used: 0 - 99.99 Hz)
Pulse width time requirement: ≥ 10 msec.
Input resistance: 200 Ω
Input range: 0 – 30 mA
Detecting level: ≤ 5 mA for Lo, ≥ 10 mA for Hi
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 – +12 V DC
Minimum span: 5 mV
Offset: Max. 1.5 times span
Load resistance: Output drive 10 mA max.; 5 mA for
negative voltage output; at ≥ 0.5 V
MPAU SPECIFICATIONS
ES-1690 Rev.5 Page 2/4
MODEL: MPAU
INSTALLATION
Power input
•AC: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 4 VA
•DC: Operational voltage range: rating ±10 %,
ripple 10% p-p max.; approx. 2.5 W (100 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)
PERFORMANCE in percentage of span
Accuracy: ±0.1 %
Temp. coefficient: ±0.01 %/°C (±0.006 %/°F)
Response time: ≤ 0.5 sec. + one pulse cycle (0 –
90 %; with damper set to 0 sec.)
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)
STANDARDS & APPROVALS
CE conformity:
EMC Directive (2004/108/EC)
EMI EN 61000-6-4: 2007
EMS EN 61000-6-2: 2005
Low Voltage Directive (2006/95/EC)
EN 61010-1: 2001
Installation Category II
Pollution Degree 2
Input or output to power: Reinforced insulation (300 V)
Input to output: Basic insulation (300 V)
EXTERNAL VIEW
•Input Frequency SW
10 3 (1 to 9)
Input Monitor LED
10 2 (0 to 9)
Status LED
10 1 (0 to 9)
Zero Adj.
10 0 (0 to 9)
Span Adj.
Damper Adj.
Scaling Factor (0 to 7)
Dividing Factor SW
(1/1 to 1/16)
(for non-uniform pulse)
http://www.m-system.co.jp/
MPAU SPECIFICATIONS
ES-1690 Rev.5 Page 3/4
MODEL: MPAU
DIMENSIONS unit: mm (inch)
CLAMP
(top & bottom)
20
(.79)
7.8 (.31)
5
4
3
7
8
1
2
2–4.5 (.18) dia.
MTG HOLE
15 (.59) deep
8–M3.5
SCREW
50 (1.97)
6
80 (3.15)
80 (3.15)
35.4 (1.39)
DIN RAIL
35mm wide
103 (4.06)
40 (1.57)
123 (4.84)
[3.3 (.13)]
50 (1.97)
• When mounting, no extra space is needed between units.
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
INPUT MON.
FREQUENCY SW
Z
S DAMPER
Isolation
Waveform
Shaper
+ 3
INPUT
Digital
Computation
Output
Driver
1 +
OUTPUT
2 –
– 4
SENSOR EXCITATION
DIVIDING FACTOR SW
Excitation
Supply
+ 5
7 U(+)
STATUS MON.
POWER
8 V(–)
6
Base Socket
Input Connection Examples
■Open Collector or Mechanical Contact
PWR
+
–
–
+
■2-Wire Current Pulse
–
3
3
20kΩ
20kΩ
2-WIRE
PICK-UP
4
4
Vsns
5
200Ω
Vsns
+
8kΩ
5
■Voltage Pulse
PWR
+
–
–
+
3
20kΩ
4
Vsns
5
Specifications are subject to change without notice.
http://www.m-system.co.jp/
MPAU SPECIFICATIONS
ES-1690 Rev.5 Page 4/4
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