ES-1577 Rev.9
JRP2
Plug-in Signal Conditioners M-UNIT
ENCODER SPEED TRANSMITTER
(field-programmable; built-in excitation)
Functions & Features
• Converts a two-phase forward and reverse rotation pulse signal with 90 degree phase difference into a forward and reverse speed signal
• Built-in excitation
• Field-selectable input type and range
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Measuring moving speed of a machine with a rotary encoder
MODEL: JRP2–[1][2]–[3][4]
ORDERING INFORMATION
• Code number: JRP2-[1][2]-[3][4]
Specify a code from below for each of [1] through [4].
(e.g. JRP2-76-K/Q)
• Special output range (For codes Z & 0)
• Use Ordering Information Sheet (No. ESU-1577). 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
Voltage pulse
RS-422 line driver pulse
Two inputs (phase A and B) are required for adequate operation of the this unit.
[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 software (model: JXCON)
Downloadable at our 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 %
Input monitor (PL1)
: Red LED blinks according to the input phase A.
Input monitor (PL2)
: Red LED blinks according to the input phase B.
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
• Alarm setpoint
• Output fine adjustment
• Linearrization
• Others
Adjustments
: With DIP and Rotary switches.
• Input Type
• Noise Filter
• Pulse amplitude
(Refer to the instruction manual for details)
Modular jack
: Connecting the PU-2x
Low-end cutout
: Specify frequency (When the low-end cutout is set to 0 Hz, the deadband is not valid.)
INPUT SPECIFICATIONS
Excitation
: Shortcircuit protection; approx. 440 mA (max.) at shortcircuit
Maximum frequency
: 200 kHz
Frequency ranges
: 0 – 0.01 Hz through 100 kHz
Note: Choose 100 kHz range to set the zero/span frequencies greater than 100 kHz.
Minimum span
: 10 % of the selected frequency range
Minimum pulse width time requirement
: 2.5 μsec. for both ON and OFF
■
Open Collector
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
:
1 V (5 V excitation)
2 V (12/24 V excitation)
(Detecting voltage in the internal circuit. For open collector input, be sure to re-adjust the voltage back to 1 V (5 V excitation) or 2 V (12/24 V excitation) if it has been changed for other input types.)
Detecting pulse edge
: OFF (input monitor LED ON) to ON (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 (LED OFF).
■
RS-422 Line Driver Pulse
Receiver
: Conforms to RS-422
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. 7 VA
•
DC
: Operational voltage range: Rating ±10 %, or 85 – 150 V for 110 V rating; ripple 10 %p-p max.; Approx. 4 W (140 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
Output accuracy
: ±0.05 % of the output range
Input accuracy
: ±0.05 % of the selected freq. range
The input accuracy is inversely proportional to the input span, except fixed to ±0.05 % with [Freq. Range ÷ Span] ≤ 1.
[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 %
Alarm setpoint accuracy
: ±0.1 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
(0 – 90 %)
≤1 Hz range: two pulse cycles
≥10 Hz range: 0.5 sec. + one pulse cycle
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 DC output to power)
1500 V AC @ 1 minute (input or DC output or power to alarm output)
2000 V AC @ 1 minute (circuit to ground)
EXTERNAL VIEW
Refer to the instruction manual for the setting procedure.
OPERATION
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM