ES-9798 Rev.3

R8-DCT4D

Remote I/O R8 Series

RELAY OUTPUT MODULE

(4 points, tension clamp terminal block)
Functions & Features
• 4 channels for relay output, compact size remote I/O module
• 8 pins tension clamp connector

MODEL: R8–DCT4D[1]

ORDERING INFORMATION

• Code number: R8-DCT4D[1]
Specify a code from below for [1].
  (e.g. R8-DCT4D/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

RELATED PRODUCTS

• PC Configurator cable (model: MCN-CON or COP-US)
• PC configurator software (model: R8CFG)
Downloadable at our web site.

GENERAL SPECIFICATIONS

Connection
 • Output: Tension clamp terminal block
    Applicable wire size: 0.2 - 2.5 mm2
    Stripped length: 10 mm
 Excitation supply, internal bus:
    Connected to internal bus connector
 • Internal power: Via bus connector
Isolation: Output 1 to output 2 to output 3 to output 4 to exc. supply to internal bus or internal power
Module address: With DIP switch
Output at the loss of communication: Selectable with the side DIP SW
Terminating resistor: Built-in (DIP Switch, default: disable)
Status indicator: Bi-color (red/green) LED; Refer to the instruction manual.
Discrete output status indicators: Green LED; Refer to the instruction manual.

OUTPUT SPECIFICATIONS

Output: Relay contact 4 points
Output common: Common per one point (4 terminals)
Maximum load current: 2 A per point
Rated load: 250 V AC @ 2 A (cos ø = 1)
              30 V DC @ 2 A (resistive load)
Maximum switching voltage: 250 V AC or 30 V DC
Maximum switching power: 500 VA or 60 W
Minimum load: 5 V DC @ 1 mA
Mechanical life: 2 × 107 cycles (rate 300/min.)
When driving an inductive load, external contact protection and noise quenching are recommended.
ON delay: ≤ 10 msec.
OFF delay: ≤ 10 msec.

INSTALLATION

Max. current consumption: 100 mA
Exc. supply current consumption: 40 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: 120 g (0.26 lb)

PERFORMANCE

Data allocation: 1
Module addresses in use: 1
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength:
  1500 V AC @ 1 minute (output 1 to output 2 to output 3 to output 4 to 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
Low Voltage Directive 
 EN 61010-1, EN 61010-2-201
 Measurement Category II (output)
 Pollution Degree 2
Output to exc. supply or internal bus or internal power: Basic insulation (250 V)
RoHS Directive

EXTERNAL VIEW

OPERATING MODE SETTING

(*) Factory default setting
Note: Be sure to set unused SW2-1 through 2-4 and 2-7 to OFF.

EXTERNAL DIMENSIONS unit: mm [inch]

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM