18KJT-N66-R/BL [MSYSTEM]
Rack-mounted DCS Signal Conditioners 18K-RACK;型号: | 18KJT-N66-R/BL |
厂家: | M-SYSTEM |
描述: | Rack-mounted DCS Signal Conditioners 18K-RACK DCS 分布式控制系统 |
文件: | 总4页 (文件大小:99K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
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/
MODEL: 18KJT
INPUT SPECIFICATIONS
Minimum span: 3 mV
Offset: Max. 3 times span
Input resistance: 20 kΩ min.
Burnout sensing: 0.1 μA
Minimum span
(PR): 370°C, 670°F
K (CA): 75°C, 140°F
E (CRC): 50°C, 90°F
J (IC): 60°C, 110°F
T (CC): 75°C, 140°F
B (RH): 780°C, 1410°F
R: 360°C, 650°F
S: 380°C, 690°F
N: 110°C, 200°F
Note: The described accuracy may be partially not satisfied
when the temperature ranges below 0°C. Consult factory.
If not specified, the input range is shown below.
(PR): 0 to 1600°C
K (CA): 0 to 1000°C
E (CRC): 0 to 500°C
J (IC): 0 to 500°C
T (CC): 0 to 300°C
B (RH): 0 to 1800°C
R: 0 to 1600°C
S: 0 to 1600°C
N: 0 to 1000°C
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 %
Linearization accuracy: ±0.05 %
Cold junction compensation error: ±0.5°C or ±0.9°F
(at 20°C ±10°C or 68°F ±18°F)
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)
Response time: ≤ 0.8 sec. (0 – 90 %)
Burnout response: ≤ 10 sec.
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 500 V AC @ 1 minute (input to output 1
to output 2 to power to ground)
18KJT SPECIFICATIONS
ES-0463 Rev.2 Page 2/4
http://www.m-system.co.jp/
MODEL: 18KJT
EXTERNAL DIMENSIONS unit: mm (inch)
2–M3
SCREW
8–M3.5
7 (.28)
SCREW
7 (.28)
24 (.94)
32 (1.26)
78 (3.07)
TERMINAL ASSIGNMENTS
7
8
5
6
1
2
3
4
r
b
CJC SENSOR (model: CJM)
18KJT SPECIFICATIONS
ES-0463 Rev.2 Page 3/4
http://www.m-system.co.jp/
MODEL: 18KJT
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
Z
S
Isolation
Low Drift
Amplifier
Digital
Computation
Output
Driver
1
5
6
+
−
OUTPUT 2
Module
Field Terminals
(Section A)
2
Output
Driver
3
OUTPUT 1
OUTPUT 2
Burnout
Protection
4
7
8
External
Field Terminals
(Section A)
PU-2x
MODULAR JACK
Serial Transmission Line
POWER
Use either of module or external field terminals.
Section A. Field Terminals
T/C
+
+
1
comp. leadwire
-
−
2
3
4
CJC
SENSOR
red
black
model: CJM
Specifications are subject to change without notice.
18KJT SPECIFICATIONS
ES-0463 Rev.2 Page 4/4
http://www.m-system.co.jp/
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