ES-9733 Rev.4

R8-RS4N

Remote I/O R8 Series

RTD INPUT MODULE

(4 points, non-isolated)
Functions & Features
• Accepts direct input from an RTD and provides an isolated, linearized DC signal compact size remote I/O module
• 100 msec. conversion rate per channel

MODEL: R8–RS4N[1]

ORDERING INFORMATION

• Code number: R8-RS4N[1]
Specify a code from below for [1].
(e.g. R8-RS4N/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 our web site.)
/C01: Silicone coating
/C02: Polyurethane coating

RELATED PRODUCTS

• PC configurator software (model: R8CFG)
Downloadable at our 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
 
Input: 4-pin e-CON connector
  Unit side connector XN2D-1474-S002 (Omron)
  Recommended cable side connector XN2A-1470 (Omron)
  Applicable wire size: 0.08 - 0.5 mm2 (AWG28 - 20)
  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
Zero adjustments: -32000 - 32000 (PC programming)
Span adjustments: -32000 - 32000 (PC programming)
Configurator software can handle 100 - 200℃ as numerical value of 0 - 10000
Input sensor setting:DIP switches on the side or with PC
Burnout detection: Selectable with the side DIP SW
Linearization: Standard
Module address: With rotary switch
Converted data range:
•Engineering unit value (°C, K) × 10 (integer)
•Engineering unit value (°F)
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 SPECIFICATIONS

Maximum leadwire resistance: 20 Ω per wire
Sensing current: ≤ 0.33 mA

INSTALLATION

Max. current consumption: 100 mA
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: DIN rail
Weight: 60 g (2.12 oz)

PERFORMANCE

Conversion rate: 100 msec. per channel
Data allocation: 2
Module addresses in use: 2
Temp. coefficient: ±0.03 %/°C (±0.02 %/°F)
Burnout response time: ≤ 1 sec.
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1000 V AC @ 1 minute
(input to exc. supply to internal bus or internal power to ground)

STANDARDS & APPROVALS

EU conformity:
EMC Directive 
  EMI EN 61000-6-4
  EMS EN 61000-6-2
RoHS Directive

EXTERNAL VIEW

OPERATING MODE SETTING

(*) Factory setting
Caution ! - SW4-3 through 4-6 are unused. Be sure to turn off unused ones.

EXTERNAL DIMENSIONS unit: mm [inch]

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM