MODEL: R3-DC8

R3-DC8 SPECIFICATIONS

ES-8291 Rev.5 Page 1/4

https://www.m-system.co.jp/

Remote I/O R3 Series

DISCRETE OUTPUT MODULE

(Do 8 points (relay))

109

[4.29]

27.5 [1.08]

130

[5.12]

mm [inch]

MODEL: R3–DC8[1][2]

ORDERING INFORMATION

• Code number: R3-DC8[1][2]

Specify a code from below for each of [1] and [2].

(e.g. R3-DC8W/CE/Q)

• Specify the specification for option code /Q

(e.g. /C01)

NO. OF CHANNELS

8: 8

[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)

Output: M3 separable screw terminal (torque 0.5 N·m)

Internal power: Via the Installation Base (model: R3-BSx)

Screw terminal: Nickel-plated steel

Isolation: Output 1 to output 2 to output 3 to output 4 to

output 5 to output 6 to output 7 to output 8 to internal bus

or internal power

Output hold setting: Setting for communication error with

side DIP SW

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: Green LED turns on in normal operating

conditions.

Output status indicator:

1 to 8: Red LED; turns on with the output ON.

9 to 16: Unused

OUTPUT SPECIFICATIONS

Output: Relay contact, 8 points

Common: 1 point 1 common (8 terminals)

Maximum load current: 2.0 A per point

Relay driving power: 24 V DC ±10 %, ≥ 60 mA

Maximum outputs applicable at once: No limit (at 24 V DC)

Contact rating: 250 V AC @ 2 A (cos ø = 1)

30 V DC @ 2 A (resistive load)

(Limited to less than 50 V AC in order to conform with EU

Directive)

Maximum switching voltage: 250 V AC or 30 V DC

Maximum switching power: 500 VA or 60 W

Minimum load: 24 V DC @ 5 mA

When driving an inductive load, external protection is

recommended.

ON delay: ≤ 10 msec.

OFF delay: ≤ 10 msec.

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: 190 g (0.42 lb)