MODEL: JPR2
Plug-in Signal Conditioners M-UNIT
INPUT – Field-selectable
Open collector
Mechanical contact
Voltage pulse
PULSE SCALER
(field-programmable; built-in excitation)
Two-wire current pulse
RS-422 line driver pulse
Functions & Features
• Converts pulse rate into convenient engineering unit for
display on a totalizing counter or meter
• Various outputs
[1] EXCITATION
1: 5 V DC @ 120 mA
4: 12 V DC @ 60 mA
7: 24 V DC @ 25 mA
• Sensor excitation
• Scaling factor is user-programmable by simply setting
input and output frequencies via handheld programmer PU-
2x
• Isolation up to 2000 V AC
[2] OUTPUT
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)
J: RS-422 line driver pulse (max. 100 kHz)
R: Noncontact AC/DC switch (max. 20 Hz)
( ) = Max. frequency
Typical Applications
• Positive displacement flowmeters or turbine flowmeters
• Converts dry contact pulse signals from a rotating
machine into an engineering unit
50
(1.97)
[3] OUTPUT PULSE WIDTH
1: No conversion to one-shot
80
(3.15)
3: One-shot output (std. pulse width 50 msec.)
(Specify when optional pulse width is required.)
127
(5)
mm (inch)
[4] OUTPUT LOGIC
N: The same as the input
R: Inverted
MODEL: JPR2–[1][2][3][4]–[5][6]
[5] POWER INPUT
AC Power
ORDERING INFORMATION
• Code number: JPR2-[1][2][3][4]-[5][6]
Specify a code from below for each of [1] through [6].
(e.g. JPR2-4P1N-K/Q)
K: 85 – 132 V AC
DC Power
S: 12 V DC
• Use Ordering Information Sheet (No. ESU-1580). Default
setting (table below) will be used if not otherwise specified.
• Specify the specification for option code /Q
(e.g. /C01/S01)
R: 24 V DC
V: 48 V DC
P: 110 V DC
Factory default setting
PARAMETER
DEFAULT
Open collector
---
[6] OPTIONS
blank: none
Input
Input pulse amplitude
Noise filter
/Q: With options (specify the specification)
None
Detecting level *
1V (5V excitation)
2V (12V/24V excitation)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
Input pulse set count
Output pulse set count
Sampling time
1
1
0.1 second
/C02: Polyurethane coating
Max. output frequency
One shot output
10 Hz
50 milliseconds
/C03: Rubber coating
* Internal voltage
TERMINAL SCREW MATERIAL
JPR2 SPECIFICATIONS
ES-1580 Rev.10 Page 1/7
http://www.m-system.co.jp/