R7G4JECT-LC2-A EtherCAT I/O MODULE

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R7G4JECT-LC2-A

Remote I/O R7G4J Series

EtherCAT I/O MODULE

(strain gauge input, 2 points, isolated, screw terminal block)
Functions & Features
• 2 points strain gauge input module for EtherCAT

EtherCAT® is a registered trademark and patented technology, licensed by Beckhoff Automation GmbH, Germany.

MODEL: R7G4JECT-LC2-A–R[1]

ORDERING INFORMATION

• Code number: R7G4JECT-LC2-A-R[1]
Specify a code from below for [1].
(e.g. R7G4JECT-LC2-A-R/R20/F2K/Q)
• Specify the specification for option code /Q
(e.g. /C01/SET)

I/O TYPE

LC2: Strain gauge input, 2 points

TERMINAL BLOCK

A:  Screw terminal block for power supply
    RJ-45 Modular jack for communication
    Screw terminal block for I/O

POWER INPUT

DC Power
R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

[1] OPTIONS (multiple selections)

Input Range
(be sure to specify)
/R20: -2 - +2 mV/V
/R10: -1 - +1 mV/V
/R05: -0.5 - +0.5 mV/V
Lowpass Filter
(be sure to specify)
/F2K: 2 kHz/2 Hz
/F1: 1 Hz/2 Hz
Other Options
blank: none
/Q: Option other than the above (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
EX-FACTORY SETTING
/SET: Preset according to the Ordering Information Sheet
(No. ESU-7741-A)

RELATED PRODUCTS

• PC configurator software (model: R7CFG)
• ESI file
The configurator software and ESI files are downloadable at our web site.
Use a commercially available Mini-B USB cable to connect the unit to a PC.

GENERAL SPECIFICATIONS

Connection
  EtherCAT: RJ-45 Modular Jack
Power input, I/O: M3 separable screw terminal
(torque 0.5 N·m)
Solderless terminal: Refer to the drawing at the end of the section.
   Recommended manufacturer: Japan Solderless Terminal MFG.Co.Ltd, Nichifu Co.,ltd
  Applicable wire size: 0.25 to 1.65 mm2 (AWG 22 to 16)
Screw terminal: Nickel-plated steel
Housing material: Flame-resistant resin (gray)
Isolation: Input 0 or monitor output 0 to input 1 or monitor output 1 to EtherCAT or FE to power
Setting item (set from R7CFG or EtherCAT master)
• Zero/span point adjustment
• Auto zero
• Offset clear
• Load coefficient
• Moving average
• Excitation voltage
• Lowpass filter
• Monitor output
Status indicator LED: PWR, RUN, ERR, L/A IN, L/A OUT
(Refer to the instruction manual)
Input status indicator LEDs: A.ZERO, ZERO, SPAN, MODE, RESET, UNDER, 0-100, OVER
(Refer to the instruction manual for details)
■Recommended solderless terminal

EtherCAT COMMUNICATION

Standard: IEEE 802.3u
Transmission type: 100BASE-TX
Transmission speed: Full-duplex 100 Mbps
Transmission media: 100BASE-TX (STP cable; Category 5e)
Maximum internode length: 100 meters
Fixed address: Set with rotary switches
(The master must support MDP.)

INPUT SPECIFICATIONS

■Strain Gauge Input:
• Strain Gauge
Input range:
Option code /R20
-2 – +2 mV/V (at 5 V excitation)
-4 – +4 mV/V (at 2.5 V excitation)
Option code /R10
-1 – +1 mV/V (at 5 V excitation)
-2 – +2 mV/V (at 2.5 V excitation)
Option code /R05
-0.5 – +0.5 mV/V (at 5 V excitation)
-1 – +1 mV/V (at 2.5 V excitation)
Max. Input range:
Option code /R20
-3 – +3 mV/V (at 5 V excitation)
-6 – +6 mV/V (at 2.5 V excitation)
Option code /R10
-1.5 – +1.5 mV/V (at 5 V excitation)
-3 – +3 mV/V (at 2.5 V excitation)
Option code /R05
-0.75 – +0.75 mV/V (at 5 V excitation)
-1.5 – +1.5 mV/V (at 2.5 V excitation)
Zero adjustment:
Option code /R20
-1 – +1 mV/V (at 5 V excitation)
-2 – +2 mV/V (at 2.5 V excitation)
Option code /R10
-0.5 – +0.5 mV/V (at 5 V excitation)
-1 – +1 mV/V (at 2.5 V excitation)
Option code /R05
-0.25 – +0.25 mV/V (at 5 V excitation)
-0.5 – +0.5 mV/V (at 2.5 V excitation)
Lowpass filter:
Approx. 2 kHz or approx. 2 Hz (option code /F2K)
Approx. 1 Hz or approx. 2 Hz (option code /F1)
Conversion rate: min. 2000 samples/sec.
• Excitation: 5 V ±10% or 2.5 V ±10%
(Input range doubled in the case of 2.5 V excitation)
Maximum current: max. 60 mA (Up to 4 strain gauges of 350 Ω can be connected in parallel-adding connection at 5 V excitation)
max. 100 mA (at 2.5 V excitation)

OUTPUT SPECIFICATIONS

Output range: 0 – 10 V DC (for input 0 - 100 %)
Load resistance: ≥ 100 kΩ
Operational range: -115 - +115 %

INSTALLATION

Current consumption: ≤ 150 mA
Operating temperature: -10 to +55°C (14 to 131°F)
Storage temperature: -20 to +65°C (-4 to +149°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Atmosphere: No corrosive gas or heavy dust
Mounting: Surface or DIN rail (35 mm rail)
Weight: 220 g (0.49 lb)

PERFORMANCE

Accuracy:
Option code except /R05
±0.04 % (Averaging 128 samples or more)
±0.05 % (Averaging 64 samples)
±0.10 % (Averaging 8, 16, 32 samples)
±0.15 % (Averaging 4 samples)
±0.20 % (Averaging 2 samples)
Option code /R05
±0.05 % (Averaging 512 samples or more)
±0.10 % (Averaging 64, 128, 256 samples)
±0.20 % (Averaging 16, 32 samples)
±0.30 % (Averaging 2, 4, 8 samples)
Monitor output accuracy: ±0.1 %
Converted data range:
Input 0 / input 1: 0 – 10000 of the range from zero to span
Total input data: Sum of input 0 and input 1
Temperature coefficient:
Strain gauge input: ±0.015 %/°C (±0.008 %/°F)
Monitor output: ±0.015 %/°C (±0.008 %/°F)
Input delay time:
Lowpass filter 2 kHz max. 20 msec. (0 - 90 %)
Lowpass filter 2 Hz max. 200 msec. (0 - 90 %)
Lowpass filter 1 Hz max. 400 msec. (0 - 90 %)
Output delay time: ≤ 250 msec. (0 – 90 %)
Resolution: 1/10000
Insulation resistance: ≥ 100 MΩ with 500 V DC
Isolation: 1500 V AC @ 1 minute
(input 0 or monitor output 0 to input 1 or monitor output 1 to EtherCAT or FE to power)