MODEL: 18JR
Rack-mounted DCS Signal Conditioners 18-RACK
OUTPUT 1
Voltage
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
RTD CONVERTER
(field-programmable)
Functions & Features
OUTPUT 2
• Accepting direct input from an RTD and providing two
standard process signals
Voltage
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
• Micro-processor based
• Field-programmable temperature range
• Linearization
POWER INPUT
DC Power
• Burnout protection
R: 24 V DC
• Loop testing via hand-held programmer PU-2x
• Second channel output available at the front terminals
and at the Standard Rack connector
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
[2] OPTIONS
Burnout
Typical Applications
blank: Upscale burnout
/BL: Downscale burnout
• Ideal for quick spare part
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.
MODEL: 18JR–[1]66–R[2]
GENERAL SPECIFICATIONS
Construction: Rack-mounted; terminal access via screw
terminals on the front and connector on the rear; terminal
cover provided
ORDERING INFORMATION
• Code number: 18JR-[1]66-R[2]
Specify a code from below for each of [1] and [2].
(e.g. 18JR-166-R/BL)
Connection
• Temperature range (e.g. 0 – 500°C)
Input: M3.5 screw terminals (torque 0.8 N·m)
Output 1: Connector
Output 2: M3.5 screw terminals (torque 0.8 N·m)
and connector
[1] INPUT RTD (2- or 3-wire)
1: JPt 100 (JIS'89)
Power input: Supplied from connector
Screw terminal: Nickel-plated steel
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 30°C, 54°F)
3: Pt 100 (JIS'89)
Isolation: Input to output 1 to output 2 to power
Overrange output: Approx. -10 to +120 % at 1 – 5 V
Linearization: Standard
(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)
Adjustments: Programming Unit (model: PU-2x); RTD type
(between Pt 100 and JPt 100 only), temp. range, zero and
span, simulating output, etc.
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 60°C, 108°F)
6: Ni 508.4 Ω
(Refer to the users manual of JXCON for the adjustments
configurable with JXCON.)
(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
18JR SPECIFICATIONS
ES-1864 Rev.9 Page 1/3
http://www.m-system.co.jp/