18KJDN-A66-R/S [MSYSTEM]
Rack-mounted DCS Signal Conditioners 18K-RACK;型号: | 18KJDN-A66-R/S |
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:116K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
MODEL: 18KJDN
Rack-mounted DCS Signal Conditioners 18K-RACK
[1] OPTIONS
Power Switch
blank: None
CURRENT LOOP SUPPLY
(with square root extractor)
/S: With power switch
Functions & Features
• 2-wire transmitter circuit with short-circuit protection
• Applicable to smart transmitters
• Can also be used as a 4 - 20 mA DC square root extractor
• Module can be retracted without removing wiring for an
insulation test
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.
• Optional power switch
Typical Applications
• Various 2-wire transmitters
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
MODEL: 18KJDN–A66–R[1]
Power input: Supplied from connector
Screw terminal: Nickel-plated steel
Isolation: Input to output 1 to output 2 to power
Overrange output: 0 – 105 % at 1 – 5 V
Adjustments: Programming Unit (model: PU-2x);
(For settings programable with JXCON, refer to its
instruction manual)
ORDERING INFORMATION
• Code number: 18KJDN-A66-R[1]
Specify a code from below for [1].
(e.g. 18KJDN-A66-R/S)
•Zero and span
INPUT
Current
Low-end cutout: Output is proportional to input when the
output is less than approx. 5 %
A: 4 – 20 mA DC (Input resistance 250 Ω)
OUTPUT 1
Voltage
Approx. 6%
Approx. 5%
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
0
OUTPUT 2
INPUT
Voltage
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
SUPPLY OUTPUT
Output voltage: 24 – 28 V DC with no load
Current rating: ≤ 22 mA DC
• Shortcircuit Protection
POWER INPUT
DC Power
R: 24 V DC
Current limited: 30 mA max.
Protected time duration: No limit
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
18KJDN SPECIFICATIONS
ES-0425 Rev.2 Page 1/4
http://www.m-system.co.jp/
MODEL: 18KJDN
INPUT SPECIFICATIONS
■ DC Current: Input resistor incorporated
OUTPUT SPECIFICATIONS
The output goes below 0 % when the input is open.
INSTALLATION
Current consumption: Approx. 85 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: ±0.25 % (input 1 – 100 %)
Temp. coefficient: ±0.03 %/°C (±0.02 %/°F)
Response time: ≤ 0.5 sec. (0 – 90 %)
Line voltage effect
Output signal: ±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)
EXTERNAL VIEW
■ WITH POWER SWITCH
7
8
5
1
6
2
Power Switch
Modular Jack
3
4
18KJDN SPECIFICATIONS
ES-0425 Rev.2 Page 2/4
http://www.m-system.co.jp/
MODEL: 18KJDN
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
18KJDN SPECIFICATIONS
ES-0425 Rev.2 Page 3/4
http://www.m-system.co.jp/
MODEL: 18KJDN
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
Z
S
Isolation
Short-Circuit
Output
Driver
+
−
1
5
6
Protection
OUTPUT 2
Module
Field Terminals
(Section A)
Digital
2
3
4
7
8
Computation
Output
Driver
250Ω
OUTPUT 1
OUTPUT 2
External
Field Terminals
(Section A)
MODULAR JACK
PU-2x
*
Serial Transmission Line
POWER
* With power switch only
Use either of module or external field terminals.
Section A. Field Terminals
¢
¢
When Used as Sq. Root Extractor
When Used as Current Loop Supply
2-WIRE
TRANSMITTER
No
+
1
1
2
3
+
−
Connection
2
3
-
+
−
+
250Ω
4 - 20mA DC
MONITOR
1 - 5V DC
V
−
Specifications are subject to change without notice.
18KJDN SPECIFICATIONS
ES-0425 Rev.2 Page 4/4
http://www.m-system.co.jp/
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