·Some details are not shown. Please refer to specification sheets for all information.

JPA2

Plug-in Signal Conditioners M-UNIT

FREQUENCY TRANSMITTER
(field-programmable; built-in excitation)

Functions & Features
• Converts the output from a pulse-type transducer into a standard process signal
• Built-in excitation
• Field-selectable input type and range: Open collector, mechanical contact, voltage pulse or two-wire current pulse
• 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
 

MODEL: JPA2–[1][2]–[3][4]

ORDERING INFORMATION
• Code number: JPA2-[1][2]-[3][4]
Specify a code from below for each of [1] through [4].
  (e.g. JPA2-76-K/Q)
• Special output range (For codes Z & 0)
• Use Ordering Information Sheet (No. ESU-1572). Factory setting (indicated below) will be used if not otherwise specified.
• Specify the specification for option code /Q
  (e.g. /C01/S01)

INPUT – Field-selectable
Open collector
Mechanical contact
Voltage pulse
Two-wire current pulse

[1] EXCITATION
1: 5 V DC @ 120 mA
4: 12 V DC @ 60 mA
7: 24 V DC @ 25 mA

[2] OUTPUT
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)

[3] POWER INPUT
AC Power
K: 85 – 132 V AC
DC Power
S: 12 V DC
R: 24 V DC
V: 48 V DC
P: 110 V DC

[4] OPTIONS
blank: none
/Q: With options (specify the specification)

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

RELATED PRODUCTS
• 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.

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 DC output to alarm output to power
Overrange output: Approx. -15 to +115 % at 1 – 5 V
Zero adjustment: -5 to +5 % (front)
Span adjustment: 95 to 105 % (front)
Alarm mode: High or Low
Alarm setpoint: -15 – +115 %
Alarm deadband: 0 – 20 %
Linearization: Max. 16 points
Input monitor LED: Red LED blinks according to the input.
Excitation adjustment: 5 – 24 V DC
Software programming: Programming Unit (model: PU-2x);
(Refer to the users manual of JXCON for the adjustments configurable with JXCON)
• Input frequency range
• Zero and span
• Low-end cutout
• Linearization
• Alarm setpoint 
• Output fine adjustment
• Averaging non-uniform pulses
• Others
Adjustments: With DIP and Rotary switches.
• Input Type
• Pulse Sensing
• Noise Filter
• Detecting level
(Refer to the instruction manual for details)
Modular jack: Connecting the PU-2x
Low-end cutout: -15 – +115 % adjustable
(% of the input range determined by the input zero and span frequencies. This unit outputs 0 % for the input below the setting. When the input zero frequency is set to 0 Hz, the low-end cutout setting below 0 % is not valid.)

INPUT SPECIFICATIONS
Excitation: Shortcircuit protection; approx. 440 mA (max.) at shortcircuit
Frequency ranges: 0 – 0.01 Hz through 100 kHz (up to 10 Hz for mechanical contact)
Minimum pulse width time requirement: 5 μsec.; 50 msec. for mechanical contact (for both ON and OFF)
Minimum span: 10 % of the selected frequency range
Open Collector & Mechanical Contact
Input requirements
(Excitation: Sensing: OFF: ON)
5 V: Approx. 4 V / 1.0 mA: ≥ 200 kΩ: ≤ 200 Ω
12 V: Approx. 9 V / 2.3 mA: ≥ 200 kΩ: ≤ 200 Ω
24 V: Approx. 16 V / 4.7 mA: ≥ 200 kΩ: ≤ 200 Ω
Detecting level: 2 V (Detecting voltage in the internal circuit.)
Detecting pulse edge: OFF (input monitor LED ON) to ON (input monitor LED OFF)
Voltage Pulse
Waveform
: Square or sine
Input impedance: 10 kΩ min.
Pulse amplitude: 0.1 – 100 Vp-p
Max. voltage between input terminals: 50 V
Detecting level: 0 – 5 V (factory setting: 2 V)
(Detecting voltage in the internal circuit.)
Detecting pulse state: A pulse rise detected when the input voltage goes above the detecting level (input monitor LED ON); a pulse sink detected when it goes below the level (input monitor LED OFF).
Two-wire Current Pulse
Input resistance
: Receiving resistor 100 Ω
Input range: 0 – 25 mA
Minimum pulse amplitude: 10 mA
Detecting level: 0 – 5 V
(Detecting voltage in the internal circuit.)
Detecting pulse state: The input resistor (100 Ω) converts the current signal (0 - 25 mA) into 0 – 2.5 V. A pulse rise detected when the voltage goes above the detecting level (input monitor LED ON); a pulse sink detected when it goes below the level (input monitor LED OFF).

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
Alarm Output: Relay contact
Rated load: 125 V AC @ 0.5 A (cos ø = 1)
30 V DC @ 0.5 A (resistive load)
Maximum switching voltage: 250 V AC or 125 V DC
Maximum switching power: 62.5 VA or 60 W
Minimum load: 10 mV DC @ 1 mA
Mechanical life: 5 × 107 cycles (300 cycles/minute)
For maximum relay life with inductive loads, external protection is recommended.

INSTALLATION
Power input
AC: Operational voltage range 85 – 132 V,
47 – 66 Hz, approx. 6 VA
DC: Operational voltage range: Rating ±10 %, or 85 – 150 V for 110 V rating; ripple 10 %p-p max.; Approx. 3.3 W (130 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: Input accuracy + output accuracy
Input accuracy: ±0.05% of the selected freq. range
Inversely proportional to the input span.
[Example] Open collector input, 0 – 50 kHz
Selected Freq. Range 100 kHz ÷ Input Span 50 kHz × Accuracy 0.05 % + Output Accuracy 0.05 % = ±0.15 %
Output accuracy: ±0.05 % of the output range
Alarm setpoint accuracy: ±0.1 %
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)
1500 V AC @ 1 minute (input or output or power to alarm output)
2000 V AC @ 1 minute (circuit to ground)

EXTERNAL VIEW

Refer to the instruction manual for detailed procedures.

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.