MODEL: 18JDL
Rack-mounted DCS Signal Conditioners 18-RACK
LINEARIZATION CODE
1: Segment data
2: Square root extraction
3: Thermocouple
4: RTD
DEFAULT
Linear
–––
CURRENT LOOP SUPPLY
(linearizing; field-programmable)
K
0 – 1000°C
Functions & Features
Pt 100 0 – 100°C
• Powering a 4 – 20 mA DC current loop
• Microprocessor based
• Shortcircuit protection
INPUT
Current
• Applicable to smart transmitters
• Field-programmable linearization data
• Loop testing via hand-held programmer PU-2x
• Usable as Linearizer for 4 – 20 mA DC signals
• Second channel output available at the front terminals
and at the Standard Rack connector
A: 4 – 20 mA DC (Input resistance 250 Ω)
[1] LINEARIZATION
0: None
1: Segment data
2: Square root extraction
3: Thermocouple
4: RTD
Typical Applications
• Various 2-wire transmitters
• Providing isolation and linearization for a 2-wire
temperature transmitter
• Linearizing weir flowmeter output to provide a linear-to-
volume signal
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
MODEL: 18JDL–A[1]66–R
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
ORDERING INFORMATION
• Code number: 18JDL-A[1]66-R
RELATED PRODUCTS
• Programming Unit (model: PU-2x)
Specify a code from below for [1].
(e.g. 18JDL-A366-R)
• 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.
Default setting (table next) will be used if not otherwise
specified.
No linearization data will be programmed if you don't
specify type of linearization and required data.
• Linearization data
Code 1 segment data: Use Ordering Information Sheet (No.
ESU-1669) to specify linearization data.
Code 3 T/C, Code 4 RTD: Specify input sensor type and
temperature range.
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)
Output 1: Connector
Output 2: M3.5 screw terminals (torque 0.8 N·m)
18JDL SPECIFICATIONS
ES-1874 Rev.13 Page 1/3
http://www.m-system.co.jp/