ES-8270 Rev.0

R3-NM5

Remote I/O R3 Series

MODBUS INTERFACE MODULE

(115.2 kbps, communication distance: 2 km supported)

MODEL: R3-NM5-[1][2]

ORDERING INFORMATION

• Code number: R3-NM5-[1][2]
Specify a code from below for each of [1] and [2].
(e.g. R3-NM5-R/CE/Q)
• Specify the specification for option code /Q
(e.g. /C01/S01)

[1] POWER INPUT

N: No power supply
(Use with Ver.2.00 or higher versions of Power Supply Module
(model: R3-PSx) to conform with CE marking.)
AC Power
M2: 100 – 240 V AC, 50 – 60 Hz^＊
(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.) *
* Not selectable for use with independent power modules or network modules with the internal power input options.

[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 (multiple selections)

COATING (For the detail, refer to our web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating
/C04: Polyolefin coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel

RELATED PRODUCTS

• PC Configurator cable (model: MCN-CON or COP-US)
• PC configurator software (model: R3CON)
Downloadable at our web site.

PACKAGE INCLUDES...

• Terminating resistor (110 Ω, 0.25 W)

GENERAL SPECIFICATIONS

Connection
Modbus: Euro type connector terminal
(applicable wire size: 0.2 to 2.5 mm², stripped length 7 mm)
Internal bus: Via the Installation Base
(model: R3-BSx)
Internal power: Via the Installation Base (model: R3-BSx)
Power input, RUN contact output: M3 separable screw terminal (torque 0.5 N·m)
Screw terminal: Nickel-plated steel (standard) or stainless steel
Isolation: Modbus to internal bus or internal power to power input to RUN contact output to FG
Input error data: Input value setting at input module error with side DIP SW
Main/Sub switching control in dual communication mode: Selectable with the side DIP SW (refer to the manual)
Dual communication setting: Set with the side DIP switch
Data allocation setting: Set with the side DIP switch
Analog output data transmission setting:
Indication selectable with front DIP SW.
RUN indicator: Bi-color (green/red) LED; Green ON in normal communication; Red ON when receiving data (Function selected with side DIP SW)
ERR indicator: Bi-color (green/red) LED; green ON at data receiving error (blinking with configuration error); Red ON at EEPROM error; Red blinks when transmitting data (Function selected with side DIP SW)
■ RUN CONTACT OUTPUT
RUN contact: Turns ON while the green RUN LED is ON (Ethernet in normal communication).
Rated load: 250 V AC @ 0.5 A (cos ø = 1)
30 V DC @ 0.5 A (resistive load)
Maximum switching voltage: 250 V AC or 30 V DC
Maximum switching power: 250 VA or 150 W
Minimum load: 1 V DC @ 1 mA
Mechanical life: 2 × 10⁷ cycles (300 cycles/min.)
When driving an inductive load, external contact protection and noise quenching recommended.

MODBUS COMMUNICATION

RS-485
Standard: Conforms to TIA/EIA-485-A
Transmission distance: 2000 meters max.
The maximum transmission distance of 2000m is applied only when used in combination with a gateway module (model: R3-GMM1).
When used in combination with other master devices, the maximum transmission distance of the master device is applied.
Transmission media: Shielded twisted-pair cable
(CPEV-S 0.9 dia.)
Supported function codes: 01, 02, 03, 04, 05, 06,
09, 15, 16, 17, 113 (total of 11 types)
Transmission setting: DIP switch (front)
Data: RTU (Binary) or ASCII
Parity: None, even or odd
Baud rate: 4800, 9600, 14.4 k, 19.2 k, 28.8 k,
38.4 k, 57.6k, 115.2 k (bps)
Node address: Rotary switch; 01 – F7
No communication time: With PC configurator software (model: R3CON); 2 to 32000 (0.1 sec.)
Inter-frame interval: With PC configurator software (model: R3CON); 0 - 50 msec.

INSTALLATION

Power consumption
•AC:
Approx. 20 VA at 100 V
Approx. 28 VA at 200 V
Approx. 30 VA at 240 V
•DC: Approx. 13 W
Current consumption (no power supply): 80 mA
Output current (power supply): 270 mA continuous at 20 V DC; 420 mA for 10 minutes
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: 200 g (0.44 lb)

PERFORMANCE

Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute
(Modbus to internal bus or internal power to RUN contact output to FG)

STANDARDS & APPROVALS

EU conformity:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
Low Voltage Directive
EN 61010-1, EN 61010-2-201
Installation Category II (power input)
Pollution Degree 2
Power input or RUN contact output to internal
power or internal bus or Modbus:
Reinforced insulation (300 V)
Power input to RUN contact output:
Reinforced insulation (300 V)
RoHS Directive

EXTERNAL VIEW

COMMUNICATION CABLE CONNECTIONS

MODBUS FUNCTION CODES & SUPPORTED CODES

MODBUS I/O ASSIGNMENT

TRANSMISSION DATA DESCRIPTIONS

MODULE STATUS, ERROR STATUS, DATA ERROR STATUS

I/O DATA DESCRIPTIONS

The data allocations for typical I/O modules are shown below.
Refer to the manual for each module for detailed data allocations.
■ ANALOG DATA (16-bit data, models: R3-SV4, YV4, DS4, YS4, US4, etc.)