ES-7779-F Rev.2

R7I4DECT-1-PA8A

Remote I/O R7I4D Series

EtherCAT I/O MODULE

(high-speed totalized pulse input, 8 points, e-CON connector)
Functions and Features
• 8 points high-speed totalized pulse input module for EtherCAT

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

MODEL: R7I4DECT-1-PA8A-R[1]

ORDERING INFORMATION

• Code number: R7I4DECT-1-PA8A-R[1]
Specify a code from below for [1].
(e.g. R7I4DECT-1-PA8A-R/Q)
• Specify the specification for option code /Q
(e.g. /C01/SET)

TERMINAL BLOCK

1: Tension clamp terminal block for power supply
RJ-45 Modular jack for communication
e-CON connector for I/O

I/O TYPE

PA8A: Totalized pulse input, high-speed, 8 points

POWER INPUT

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

[1] 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
EX-FACTORY SETTING
/SET: Preset according to the Ordering Information Sheet
(No. ESU-7779-PA8A)

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 & Sensor excitation: Separable screwless spring
terminal
Input: e-CON connector
Housing material: Flame-resistant resin (gray)
Isolation: Input or sensor excitation to EtherCAT or FE to power
Status indicator LED: PWR, RUN, ERR, L/A IN, L/A OUT
(Refer to the instruction manual.)
Pulse input status indicator LED: Green LED turns on with input ON
Reset input status indicator LED: Green LED turns on with input ON

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

Common: Positive common (NPN) per 8 points
Sensor excitation: 24 V DC ±10 %; ripple 5 %p-p max.,
≤ 5 A (including discrete input load charge); rated current 8 A
ON voltage / current: ≥ 16 V DC (Input terminal to +24V) / ≥ 7.2 mA
OFF voltage / current: ≤ 6 V DC (Input terminal to +24V) / ≤ 2.5 mA
Input current: ≤ 11.2 mA per point at 24 V DC
Input resistance: Approx. 2 kΩ
Maximum input frequency: 10 kHz
Pulse input minimum pulse width: ≥ 20 μsec. for both ON and OFF
Reset input minimum pulse width: ≥ 1 msec. for both ON and OFF
Accumulated pulse count: 0 - 4 294 967 295
Maximum accumulated pulse count: 1 - 4 294 967 295
Overflow reset value: 0 or 1
Count reset: Host PC/PLC or external reset
Preset pulse count: Can be set to a desired value from the
host device or on PC configurator software.

INSTALLATION

Current consumption: Approx. 50 mA (rated current 8 A)
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: 170 g (0.37 lb)

PERFORMANCE

Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute
(input or sensor excitation to EtherCAT or FE to power)

STANDARDS & APPROVALS

EU conformity:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive

PC CONFIGURATOR

The following parameters can be set with using PC Configurator Software (model: R7CFG)
Refer to the users manual for the R7CFG for detailed operation of the software program.