R3-DA8C DISCRETE INPUT MODULE

Detail

·Some details are not shown. Please refer to specification sheets for all information.

R3-DA8C

Remote I/O R3 Series

DISCRETE INPUT MODULE
(Di 8 points (3-wire), with external excitation supply)

MODEL: R3–DA8C[1][2]

ORDERING INFORMATION
• Code number: R3-DA8C[1][2]
Specify a code from below for each of [1] and [2].
  (e.g. R3-DA8CW/CE/Q)
• Specify the specification for option code /Q
  (e.g. /C01)

NO. OF CHANNELS
8: 8

INPUT
C: 3-wire input, with external excitation supply

[1] COMMUNICATION MODE
S: Single
W: Dual

[2] OPTIONS (multiple selections)
Standards & Approvals
blank: Without CE
/CE: CE marking
Other Options
blank: none
/Q: Option other than the above (specify the specification)

SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating

GENERAL SPECIFICATIONS
Connection
 Internal bus: Via the Installation Base (model: R3-BSx)
 Input: M3 separable screw terminal (torque 0.5 N·m)
 Internal power: Via the Installation Base (model: R3-BSx)
Screw terminal: Nickel-plated steel
Isolation: Input to internal bus or internal power
Excitation monitor: Selectable with side DIP switch; ON/OFF setting available
RUN indicator: Bi-color (red/green) LED;
Red when the bus A operates normally;
Green when the bus B operates normally;
Amber when both buses operate normally.
ERR indicator: Bi-color (red/green) LED;
Red with excitation abnormality;
Green in normal operating conditions.
Input status indicator:
  1 to 8: Red LED; Turns on with the input supplied.
  9 to 16: Unused
Read rate: 1 / 5 / 10 / 20 / 50 / 70 / 100 / 200 msec. selectable with DIP SW

INPUT SPECIFICATIONS
Number of input: 8 points
Maximum inputs applicable at once: No limit (at 24 V DC)
Isolation: Optical isolator
Input resistance: Approx. 4.4 kΩ
Common: Positive or negative common (NPN/PNP) per 8 points (3-wire)
Rated input voltage: 24 V DC +10/-15 % (ripple 5 %p-p max.)
Rated input current: Approx. 5 mA (24 V DC)
ON voltage/current: ≥ 11 V, ≥ 2.5 mA
OFF voltage/current: ≤ 6 V, ≤ 1.3 mA
External excitation current: ≤ 1 A per common

INSTALLATION
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: Installation Base (model: R3-BSx)
Weight: 170 g (0.37 lb)

PERFORMANCE
Data allocation: 1
Current consumption: 40 mA
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute
(input to internal bus or internal power)
2000 V AC @ 1 minute (power input to FG; isolated on the power supply module)

STANDARDS & APPROVALS
EU conformity:
EMC Directive 
  EMI EN 61000-6-4
  EMS EN 61000-6-2
RoHS Directive
  EN 50581

FUNCTIONS
•Excitation Monitor ON
The input is held at the last status when the loss of excitation is detected. The excitation must be connected across the terminal 9 (19) and 10 (20).
•Excitation Monitor OFF
All input signals are turned off when the loss of excitation is detected.

EXTERNAL VIEW

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.