ES-1579 Rev.11
JPQ2
Plug-in Signal Conditioners M-UNIT
PULSE ACCUMULATOR
(field-programmable; built-in excitation)
Functions & Features
• Generates a DC voltage or current output proportional to the total number of input pulses
• Built-in excitation
• Pulse count programmable to the full-scale DC signal range
• Field-selectable input type: Open collector, mechanical contact, voltage pulse or two-wire current pulse
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Totalizing a flow to give volume or mass delivered
• Measuring moving distance of a machine with
pulse signals
MODEL: JPQ2–[1][2]–[3][4]
ORDERING INFORMATION
• Code number: JPQ2-[1][2]-[3][4]
Specify a code from below for each of [1] through [4].
(e.g. JPQ2-76-K/Q)
• Special output range (For codes Z & 0)
• Use Ordering Information Sheet (No. ESU-1579). Factory setting (table 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 our 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 cable (model: COP-UM)
• PC configurator software (model: JXCON)
Downloadable at our web site.
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
Alarm setpoint
: -15 – +115 %
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)
• Zero and span
• Linearization
• Alarm setpoint
• Output fine adjustment
• Others
Adjustments
: With DIP and Rotary switches.
• Pulse amplitude
• Input type
• Noise filter
(Refer to the instruction manual for details)
Modular jack
: Connecting the PU-2x
Input pulse sensing
: DC coupled
Reset input
: Resets the internal counter value (The transmitter output equivalent to 0 count when the reset input terminals are closed for 500 msec. or longer.)
Output at count overflow
: Reset (restart at 0 count), Hold at 100 % count or 115 % count
INPUT SPECIFICATIONS
Excitation
: Shortcircuit protection; approx. 440 mA (max.) at shortcircuit
Maximum frequency
: 100 kHz
(10 Hz for mechanical contact)
Maximum count range
: 0 to 99999999
Minimum pulse width time requirement
: 5 μsec.; 50 msec. for mechanical contact
(for both ON and OFF)
■
Open Collector & Mechanical Contact
Input requirements
(Excitation: Sensing)
5 V: Approx. 4 V / 1.0 mA
12 V: Approx. 9 V / 2.3 mA
24 V: Approx. 16 V / 4.7 mA
ON resistance: ≤ 200 Ω
OFF resistance: ≥ 200 kΩ
Detecting level
: 2 V (Detecting voltage in the internal circuit.)
Detecting pulse edge
: OFF (input monitor LED ON) to ON (input monitor LED OFF) or ON to OFF
■
Voltage Pulse
Waveform
: Square or sine
Input impedance
: 10 kΩ min.
Pulse amplitude
: 0.1 – 100 V p-p (1 – 100 Vp-p for sine or similar waveforms)
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).
■
Reset Input
Sensing voltage
: 4.5 V DC
Detecting level
ON
: ≤ 1 V
OFF
: ≥ 4 V
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 × 10
7
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
: ±0.1 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 0.5 sec. (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