MODEL: 18KJM

18KJM SPECIFICATIONS

ES-0465 Rev.2 Page 1/3

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

Rack-mounted DCS Signal Conditioners 18K-RACK

POTENTIOMETER CONVERTER

(field-programmable)

Functions & Features

• Segment linearization characteristics are freely

configurable via programming unit

• Module can be retracted without removing wiring for an

insulation test

• Optional power switch

MODEL: 18KJM–166–R[1]

ORDERING INFORMATION

• Code number: 18KJM-166-R[1]

Specify a code from below for [1].

(e.g. 18KJM-166-R/S)

• Linearization data (max. 16 points)

Use Ordering Information Sheet (No. ESU-1669) to specify

linearization data when the I/O signals are non-linear.

INPUT POTENTIOMETER

1: Total resistance 100 Ω – 10 kΩ

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.)

[1] OPTIONS

Power Switch

blank: None

/S: With power switch

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

Linearization: 16 points max. within the range of -15.00 –

+115.00 % input or output; represented as percentage of

full-scale

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

linearization data (Unused resistance of the potentiometer's

total resistance can be programmed with the linearization

table.), zero and span, simulating output, etc.

(Refer to the users manual of JXCON for the adjustments

configurable with JXCON.)

INPUT SPECIFICATIONS

Minimum span: 25 % of total resistance (set with the

Programming Unit [model: PU-2x] or PC configurator

software [model: JXCON])

Excitation: 0.25 V DC

INSTALLATION

Current consumption: Approx. 60 mA

Operating temperature: -5 to +55°C (23 to 131°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Standard Rack 18KBXx

Weight: 150 g (0.33 lb)

PERFORMANCE in percentage of span

Accuracy: ±0.1 % with segment gain ≤ 1 [±0.1 % × gain]

with segment gain > 1