MODEL: 18KJT
Rack-mounted DCS Signal Conditioners 18K-RACK
POWER INPUT
DC Power
R: 24 V DC
THERMOCOUPLE CONVERTER
(field-programmable)
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
Functions & Features
• Module can be retracted without removing wiring for an
insulation test
[2] OPTIONS
Burnout
• Input specifications (thermocouple type and range) are
freely configurable via programming unit
blank: Upscale burnout
/BL: Downscale burnout
/BN: No 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.
MODEL: 18KJT–[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: 18KJT-[1]66-R[2]
Specify a code from below for each of [1] and [2].
(e.g. 18KJT-266-R/BL)
Connection
Input: M3.5 screw terminals (torque 0.8 N·m)
and connector
• Temperature range (e.g. 0 – 800°C)
Default setting will be used if not otherwise specified.
K thermocouple setting will be used if the input code is not
specified.
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
[1] INPUT THERMOCOUPLE
1: (PR) (Usable Range 0 to 1760°C, 32 to 3200°F)
2: K (CA) (Usable range -270 to +1370°C, -454 to +2498°F)
3: E (CRC) (Usable range -270 to +1000°C, -454 to +1832°F)
4: J (IC) (Usable range -210 to +1200°C, -346 to +2192°F)
5: T (CC) (Usable range -270 to +400°C, -454 to +752°F)
6: B (RH) (Usable range 0 to 1820°C, 32 to 3308°F)
7: R (Usable range -50 to +1760°C, -58 to +3200°F)
8: S (Usable range -50 to +1760°C, -58 to +3200°F)
N: N (Usable range -270 to +1300°C, -454 to +2372°F)
0: Specify
Cold junction compensation: CJC sensor attached to the field
terminals
Adjustments: Programming Unit (model: PU-2x);
(Refer to the users manual of JXCON for the adjustments
configurable with JXCON.)
• T/C type
• temp. range
• zero and span
• simulating output
OUTPUT 1
Voltage
• Others
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
OUTPUT 2
Voltage
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
18KJT SPECIFICATIONS
ES-0463 Rev.2 Page 1/4
http://www.m-system.co.jp/