MODEL: 18KJR

18KJR SPECIFICATIONS

ES-0464 Rev.2 Page 1/4

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

Rack-mounted DCS Signal Conditioners 18K-RACK

RTD CONVERTER

(field-programmable)

Functions & Features

• Module can be retracted without removing wiring for an

insulation test

• Optional power switch

• Software setting of input range via programming unit

(model: PU-2x) is available

MODEL: 18KJR–[1]66–R[2]

ORDERING INFORMATION

• Code number: 18KJR-[1]66-R[2]

Specify a code from below for each [1] and [2].

(e.g. 18KJR-166-R/S/BL)

• Input Range (e.g. 0 - 100°C)

[1] INPUT RTD (2- or 3-wire)

1: JPt 100 (JIS'89)

(Usable range: -200 to +500°C, -328 to +932°F; min.span: 30°C, 54°F)

3: Pt 100 (JIS'89)

(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 30°C, 54°F)

4: Pt 100 (JIS'97, IEC)

(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 30°C, 54°F)

5: Pt 50 Ω (JIS'81)

(Usable range: -200 to +500°C, -328 to +932°F; min.span: 60°C, 108°F)

6: Ni 508.4 Ω

(Usable range: -50 to +200°C, -58 to +392°F; min.span: 20°C, 36°F)

0: Specify

Note: Consult M-System for 2-wire RTD

OUTPUT 1

Voltage

6: 1 – 5 V DC (Load resistance 2000 Ω min.)

OUTPUT 2

Voltage

6: 1 – 5 V DC (Load resistance 2000 Ω min.)

POWER INPUT

DC Power

R: 24 V DC

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

[2] OPTIONS (multiple selections)

Power Switch

blank: None

/S: With power switch

Burnout

blank: Upscale burnout

/BL: Downscale burnout

RELATED PRODUCTS

• Programming Unit (model: PU-2x)

• PC configurator software (model: JXCON)

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

Construction: Rack-mounted; terminal access via screw

terminals on the front and connector on the rear; terminal

cover provided

Connection

Input: M3.5 screw terminals (torque 0.8 N·m)

and connector

Output 1: Connector

Output 2: M3.5 screw terminals (torque 0.8 N·m)

and connector

Power input: Supplied from connector

Screw terminal: Nickel-plated steel

Isolation: Input to output 1 to output 2 to power

Overrange output: Approx. -10 to +120 % at 1 – 5 V

Linearization: Standard

Adjustments: Programming Unit (model: PU-2x);

(Refer to the users manual of JXCON for the adjustments

configurable with JXCON.)

• RTD type (between Pt 100 and JPt 100 only)

• temp. range

• zero and span

• simulating output

• Others