R1M-J3 Remote I/O R1M Series

Detail

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

R1M-J3

Remote I/O R1M Series

RTD & POTENTIOMETER INPUT MODULE
(8 points)

Functions & Features
• 8-point RTD or potentiometer inputs
• Easy system expansion via Modbus RTU

MODEL: R1M-J3T-[1][2]

ORDERING INFORMATION
• Code number: R1M-J3T-[1][2]
Specify a code from below for each [1] and [2].
  (e.g. R1M-J3T-M2/Q)
• Specify the specification for option code /Q
  (e.g. /C01)

FIELD TERMINAL TYPE
T: M3 screw terminals

[1] 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.)

[2] 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
• 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
  (Applicable wire size AWG24-12 (0.2 – 2.5 mm²), stripped
  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)
Screw terminal: Nickel-plated steel
Housing material: Flame-resistant resin (gray)
Isolation: Input to RS-232-C or RS-485 to power
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: RTD or potentiometer input, 8 points
Maximum leadwire resistance: 20 Ω per wire (3-wire)
Sensing current: ≤ 1 mA
RTDs: JPt 100 (JIS ’89), Pt 100 (JIS ’89), Pt 100
(JIS ’97, IEC), Pt 50 Ω (JIS ’81), Ni 508.4 Ω, Pt 1000
Potentiometers: 0 – 100 Ω, 0 – 500 Ω, 0 – 1 kΩ, 0 – 10 kΩ
Sampling rate: 100 msec./8 points
• Trigger input: Dry contact; ON detected at ≤ 1.5 V
Sensing: Approx. 5 V DC @ 1 mA

INSTALLATION
Power consumption
•AC: Approx. 10 VA
•DC: Approx. 7 W
Operating temperature: -5 to +60°C (23 to 140°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Surface or DIN rail
Weight: 400 g (0.88 lb)

PERFORMANCE (% of measuring range)
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute (input to RS-232-C or RS-485 to power 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
  Pollution Degree 2
  Input or RS-232-C/RS-485 to power: Reinforced insulation (300 V)
  Input to RS-232-C/RS-485: Basic insulation (300 V)
RoHS Directive
  EN 50581

EXTERNAL VIEW

MODBUS WIRING CONNECTION

CONNECTION DIAGRAM
Note: In order to improve EMC performance, bond the FG terminal to ground.
Caution: FG terminal is NOT a protective conductor terminal.

MODBUS COMMUNICATION

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

SYSTEM CONFIGURATION EXAMPLES

M-System Co., Ltd.