ES-9737 Rev.4
R8-DA4A
Remote I/O R8 Series
DISCRETE INPUT MODULE
(4 points)
Functions & Features
• Discrete input module (positive common) with 4 channels
MODEL: R8–DA4A[1]
ORDERING INFORMATION
• Code number: R8-DA4A[1]
Specify a code from below for [1].
(e.g. R8-DA4A/Q)
• Specify the specification for option code /Q
(e.g. /C01)
[1] OPTIONS
blank
: none
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
GENERAL SPECIFICATIONS
Connection
•
Input
: 4-pin e-CON connector
Unit side connector XN2D-1474-S002 (Omron)
Recommended cable side connector XN2A-1470 (Omron)
Applicable wire size: 0.08 - 0.5 mm
2
(AWG28 - 20)
Outer sheath diameter: max. 1.5 dia
(The cable connector is not included in the package.
Refer to the specifications of the product.)
•
Excitation supply, internal bus
:
Connected to internal bus connector
•
Internal power
: Supplied from internal bus connector
Isolation
: Input or exc. supply to internal bus or internal power
Module address
: With rotary switch
Terminating resistor
: Built-in (DIP Switch, default: disable)
Status indicator
: Bi-color (red/green) LED; Refer to the instruction manual.
Discrete input status indicators
: Green LED; Refer to the instruction manual.
INPUT SPECIFICATIONS
Common
: Positive common (NPN)
Number of inputs
: 4
Rated input voltage
: 24 V DC ±10 %; ripple 5 %p-p max.
ON voltage / current
: ≥ 15 V DC (input – 24V) / ≥ 2.3 mA
OFF voltage / current
: ≤ 5 V DC (input – 24V) / ≤ 1 mA
Input current
: ≤ 4.5 mA per point at 24 V DC
Input resistance
: Approx. 5.7 kΩ
ON delay
: ≤ 2.0 msec.
OFF delay
: ≤ 2.0 msec.
INSTALLATION
Max. current consumption
: 80 mA
Operating temperature
: -10 to +55°C (14 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Atmosphere
: No corrosive gas or heavy dust
Mounting
: DIN rail
Weight
: 60 g (2.12 oz)
PERFORMANCE
Data allocation
: 1
Module addresses in use
: 1
Power output (input
connector
)
: Rated current 0.5 A DC per channel (rated current 3 A for internal fuse (slow blow fuse i
2
t (A
2
sec.) max. 0.31); Total: 2 A DC
Max. consumption current
: 80 mA
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 1500 V AC @ 1 minute
(input or exc. supply to internal bus or internal power to ground)
STANDARDS & APPROVALS
EU conformity
:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive
EXTERNAL VIEW
OPERATING MODE SETTING
(*) Factory setting
EXTERNAL DIMENSIONS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM