MODEL: R1M-A1

R1M-A1 SPECIFICATIONS

ES-5661 Rev.14 Page 1/10

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

Remote I/O R1M Series

CONTACT INPUT MODULE

(contact input, 32 points)

Functions & Features

• 32-point dry contact inputs

• Easy system expansion via Modbus RTU

40

[1.57]

115

[4.53]

mm [inch]

175 [6.89]

MODEL: R1M-A1[1]-[2][3]

ORDERING INFORMATION

• Code number: R1M-A1[1]-[2][3]

Specify a code from below for each of [1] through [3].

(e.g. R1M-A1T-M2/Q)

• Specify the specification for option code /Q

(e.g. /C01)

[1] FIELD TERMINAL TYPE

T: M3 screw terminals

C1: FCN type connector (No CE conformance)

[2] POWER INPUT

AC Power

M2: 100 – 240 V AC (Operational voltage range 85 – 264 V,

47 – 66 Hz)

DC Power

R: 24 V DC

(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

[3] 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

/C03: Rubber coating

RELATED PRODUCTS

• Connector terminal block (model: CNT)

• Special cable (model: FCN32)

• R1X configurator software (model: R1CON)

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.

GENERAL SPECIFICATIONS

Connection

Power input, transmission: Euro type connector terminal

length 7 mm)

RS-232-C: 9-pin D-sub connector (male)

(Lock screw No. 4-40 UNC)

Input: M3 screw terminals (torque: 0.6N·m)

or FCN type connector (Fujitsu FCN-365P040-AU)

Screw terminal: Nickel-plated steel

Housing material: Flame-resistant resin (gray)

Isolation: Input to RS-232-C or RS-485 to power

Count memory at power loss: Count value is not saved

when the power supply is lost.

Node address setting: Rotary switch; 1 – F (15 nodes)

RUN indicator LED: Green light blinks in normal conditions.

COMMUNICATION

Baud rate: 38.4 kbps

Communication: Half-duplex, asynchronous, no procedure

Protocol: Modbus RTU

Refer to Modbus Protocol Reference Guide (EM-5650) for

supported functions.

■ RS-232-C

Standard: Conforms to RS-232-C, EIA

Transmission distance: 10 meters max.

■ RS-485

Standard: Conforms to TIA/EIA-485-A

Transmission distance: 500 meters max.

Transmission media: Shielded twisted-pair cable (CPEV-S

0.9 dia.)

INPUT SPECIFICATIONS

Input: Dry contact, 32 points

Commons: All negatives

Sensing: Approx. 5 V DC (pull-up resistance 22 kΩ)

≤ 1.5 V at ON

≥ 4 V at OFF

Sampling rate: 50 msec.

• Totalizing Counter Function

Number of input channels: 16