ES-9632 Rev.0

R8-DCN8A2

Remote I/O R8 Series

NPN TRANSISTOR OUTPUT MODULE, 8 points

(with shortcircuit protection, screw terminal block)
Functions & Features
• 8 channels for discrete output, compact size remote I/O module 
• M3 screw terminal connection

MODEL: R8-DCN8A2[1]

ORDERING INFORMATION

• Code number: R8-DCN8A2[1]
Specify a code from below for [1].
  (e.g. R8-DCN8A2/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: M3 screw terminals (torque: 0.6 N·m)
 Excitation supply, internal bus:
    Connected to internal bus connector
 • Internal power: Via bus connector
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: 0.3 to 0.75 mm2 (AWG 22 to 20)
Screw terminal: Nickel-plated steel
Isolation: Output or exc. supply to internal bus or internal power
Module address: With DIP switch
Output at the loss of communication: With the side DIP SW
Terminating resistor: Built-in (DIP Switch, default: disable)
Configuration mode: With DIP switches on the side panel
Status indicator: Bi-color (red/green) LED; Refer to the instruction manual.
Discrete output status indicators: Green LED; Refer to the instruction manual.
■Recommended solderless terminal size - M3

OUTPUT SPECIFICATIONS

Common: Negative common (NPN) per 8 points
Maximum outputs applicable at once: No limit (at 24 V DC)
Number of output: 8 points
Rated load voltage: 24 V DC ±10 %
Rated output current: 0.1 A per point, 0.8 A per common
Residual voltage: ≤ 0.5 V
Leakage current: ≤ 0.1 mA
ON delay: ≤ 0.5 msec.
OFF delay: ≤ 1.5 msec.
With shortcircuit protection
With overheat protection
(When driving an inductive load, connect a diode in parallel with the load.)

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: 110 g (0.24 lb)

PERFORMANCE

Data allocation: 1
Module addresses in use: 1
Power output (output terminal): Rated current 0.5 A DC per channel (rated current 3 A for internal fuse (slow blow fuse i2t (A2sec.) max. 5.04); Total: 3 A DC
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute
(output 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

CONNECTION DIAGRAMS

OPERATING MODE SETTING

(*) Factory 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