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JPA-1R

更新时间：2025-07-04 23:02:14
品牌：MSYSTEM
描述：Plug-in Signal Conditioners M-UNIT

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JPA-1R 概述

Plug-in Signal Conditioners M-UNIT

JPA-1R 数据手册

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MODEL: JPA  
Plug-in Signal Conditioners M-UNIT  
[1] INPUT  
1: Open collector (Excitation: 12 V @ 30 mA)  
2: Voltage pulse (Excitation: 12 V @ 30 mA)  
3: Mechanical contact (Excitation: 12 V @ 30 mA)  
FREQUENCY TRANSMITTER  
(field-programmable)  
Functions & Features  
• Converting the output from a pulse-type transducer into  
standard process signal  
[2] OUTPUT  
Current  
• Micro-processor based  
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  
• Field-programmable frequency range  
• Linearization available for flow compensation  
• Averaging non-uniform pulses  
• Excitation  
• Isolation up to 2000 V AC  
• Loop testing via hand-held programmer PU-2x  
• High-density mounting  
Typical Applications  
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 1000 Ω min.)  
4: 0 – 10 V DC (Load resistance 10 kΩ min.)  
5: 0 – 5 V DC (Load resistance 5000 Ω min.)  
6: 1 – 5 V DC (Load resistance 5000 Ω min.)  
4W: -10 – +10 V DC (Load resistance 10 kΩ min.)  
5W: -5 – +5 V DC (Load resistance 5000 Ω min.)  
0: Specify voltage (See OUTPUT SPECIFICATIONS)  
• Positive displacement flowmeters, turbine flowmeters and  
vortex flowmeters  
• Proximity switches  
• Oval flowmeters  
50  
(1.97)  
80  
(3.15)  
[3] POWER INPUT  
AC Power  
127  
(5)  
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  
mm (inch)  
MODEL: JPA–[1][2]–[3][4]  
ORDERING INFORMATION  
• Code number: JPA-[1][2]-[3][4]  
DC Power  
S: 12 V DC  
Specify a code from below for each of [1] through [4].  
(e.g. JPA-23-B/Q)  
R: 24 V DC  
V: 48 V DC  
• Frequency range (e.g. 0 – 152.3 Hz)  
• Special output ranges (For codes Z & 0)  
• Linearization data (max. 16 points)  
Use Ordering Information Sheet (No. ESU-1673) to specify  
linearization data when the I/O signals are non-linear.  
• Specify the specification for option code /Q  
(e.g. /C01/S01)  
[4] OPTIONS  
blank: none  
/Q: With options (specify the specification)  
Note: Consult factory on applications with a sensor handling  
periodically (& quickly) changing frequency (e.g. oval  
flowmeter).  
JPA SPECIFICATIONS  
ES-1673 Rev.12 Page 1/3  
http://www.m-system.co.jp/  
MODEL: JPA  
Frequency range: 0 – 0.01 Hz through 5 Hz  
SPECIFICATIONS OF OPTION: Q (multiple selections)  
COATING (For the detail, refer to M-System's web site.)  
/C01: Silicone coating  
(0 – 5 Hz will be used if not otherwise specified)  
Sensing: Approx. 12 V DC @ 3 mA  
ON/OFF level: ≤ 800 Ω / 2 V for ON,  
≥ 1.2 kΩ / 3.6 V for OFF  
/C02: Polyurethane coating  
/C03: Rubber coating  
■ Voltage Pulse: Square or sine waveforms  
Frequency range: 0 – 0.01 Hz through 25 kHz  
(0 - 1 kHz will be used if not otherwise specified.)  
Input amplitude: 2 – 50 Vp-p  
TERMINAL SCREW MATERIAL  
/S01: Stainless steel  
RELATED PRODUCTS  
Input impedance: 10 kΩ min.  
• Programming Unit (model: PU-2x)  
• PC configurator software (model: JXCON)  
Downloadable at M-System’s web site.  
A dedicated cable is required to connect the module to the  
PC. Please refer to the internet software download site or  
the users manual for the PC configurator for applicable  
cable types.  
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  
GENERAL SPECIFICATIONS  
Construction: Plug-in  
Offset: Max. 1.5 times span  
Load resistance: Output drive 1 mA max.; at ≥ 0.5 V  
Connection: M3.5 screw terminals  
Screw terminal: Chromated steel (standard) or stainless  
steel  
INSTALLATION  
Power input  
Housing material: Flame-resistant resin (black)  
Isolation: Input to output to power  
•AC: Operational voltage range: rating ±10 %,  
50/60 ±2 Hz, approx. 3 VA  
Overrange output: -10 – +120 % at 1 – 5 V  
(0 – 120 % when 0 % input equals to 0 Hz.)  
Zero adjustment: -5 to +5 % (front)  
•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  
Span adjustment: 95 to 105 % (front)  
Linearization: 16 points max. represented as percentage of  
full-scale  
Weight: 350 g (0.77 lb)  
Adjustments: Programming Unit (model: PU-2x); input  
range, low-end cutout, zero and span, simulating output,  
averaging nonuniform pulses, linearization data, etc.  
(Refer to the users manual of JXCON for the adjustments  
configurable with JXCON.)  
PERFORMANCE in percentage of span  
Accuracy: ±0.1 % with segment gain ≤ 1 [±0.1 % × gain]  
with segment gain > 1  
Low-end cutout: 0 – 100 % adjustable (factory set to 0 %);  
hysteresis fixed to 1 %  
Temp. coefficient: ±0.015 %/°C (±0.008 %/°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)  
(% of the range from 0 Hz to 100 % frequency.)  
INPUT SPECIFICATIONS  
Excitation: Shortcircuit protection  
Pulse width (time) requirement: 10 msec. min. at  
< 20 Hz; duty ratio 20 – 80 % at ≥ 20 Hz  
Offset: Max. 3 times span  
■ Open Collector  
Frequency range: 0 – 0.01 Hz through 25 kHz  
(0 – 1 kHz will be used if not otherwise specified)  
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  
JPA SPECIFICATIONS  
ES-1673 Rev.12 Page 2/3  
http://www.m-system.co.jp/  
MODEL: JPA  
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  
Z
S
Isolation  
Waveform  
Shaper  
Digital  
Computation  
Output  
Driver  
+
–
3
4
5
6
1
2
7
8
+
INPUT  
OUTPUT  
POWER  
–
SENSOR EXCITATION  
+
12V Supply  
U(+)  
V(–)  
MODULAR JACK  
PU-2x  
SERIAL TRANSMISSION LINE  
Base Socket  
Input Connection Examples  
■Open Collector or Mechanical Contact ■Voltage Pulse  
+
–
–
+
3
4
5
+
–
–
+
3
4
5
+12V  
+12V  
PWR  
PWR  
4kΩ  
Specifications are subject to change without notice.  
JPA SPECIFICATIONS  
ES-1673 Rev.12 Page 3/3  
http://www.m-system.co.jp/  

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