MODEL: R8-CT4E

R8-CT4E SPECIFICATIONS

ES-9794 Rev.2 Page 1/5

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

Remote I/O R8 Series

AC CURRENT INPUT MODULE

(RMS sensing, clamp-on current sensor, non-isolated,

4 points)

Functions & Features

• Clamp-on current sensor input, compact size remote I/O

module

• Configurable with PC configurator (model: R8CFG)

12 (.47)

mm (inch)

115 (4.53)

59 (2.32)

MODEL: R8–CT4E[1]

ORDERING INFORMATION

• Code number: R8-CT4E[1]

Specify a code from below for [1].

(e.g. R8-CT4E/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 M-System's web site.)

/C01: Silicone coating

/C02: Polyurethane coating

RELATED PRODUCTS

• PC configurator software (model: R8CFG)

Downloadable at M-System’s web site.

A dedicated cable is required to connect the module to the

PC. Please refer to the internet software download site or

the users manual for the PC configurator for applicable

cable types.

• Clamp-on current sensor (model: CLSE)

The clamp-on current sensors, not included in this product

package, must be ordered separately. Required number

depends upon the system configuration.

GENERAL SPECIFICATIONS

Connection

•Input: 4-pin e-CON connector

Unit side connector XN2D-1474-S002 (Omron)

Recommended cable side connector XN2A-1470 (Omron)

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 to exc. supply to internal bus or internal

power

Input waveform

RMS sensing: Up to 15 % of 3rd harmonic content

Clamp-on current sensor: DIP switch on side panel or with

PC

Low-end cutout value setting: Settable range: 0.0 - 5.0 %.

(Configure with PC. The converted data not exceed the

setting value is forced 0 %. Factory setting: 1.0 %)

Module address: With rotary switch

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.

Input status indicators: Red LED; Refer to the instruction

manual.

INPUT

■ Clamp-on current sensor (CT1,CT2, CT3, CT4)

(Sensor model No.: Input range)

CLSE-R5: 0 – 5 A

CLSE-05: 0 – 50 A

CLSE-10: 0 – 100 A

CLSE-20: 0 – 200 A

CLSE-40: 0 – 400 A

CLSE-60: 0 – 600 A

Frequency: 50 / 60 Hz (45 - 65 Hz)

Operational range: 0 – 105 % of rating

Overload capacity:

CLSE-R5: 10 A continuous

CLSE-05: 60 A continuous

CLSE-10: 120 A continuous

CLSE-20: 240 A continuous

CLSE-40: 480 A continuous

CLSE-60: 720 A continuous

Be sure that the input voltage is of 480 V or less.